508 WGUS54 KMRX 120200 FFWMRX TNC009-093-120400- /O.NEW.KMRX.FF.W.0062.260812T0200Z-260812T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Morristown TN 1000 PM EDT Tue Aug 11 2026 The National Weather Service in Morristown has issued a * Flash Flood Warning for... Northwestern Blount County in east Tennessee... Southwestern Knox County in east Tennessee... * Until midnight EDT. * At 1000 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Knoxville, Farragut and Bearden. This includes Interstate 40 in Tennessee between mile markers 372 and 383. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3592 8417 3598 8406 3595 8400 3592 8398 3588 8401 3588 8403 3587 8403 3584 8410 3584 8411 3586 8415 3590 8420 FLASH FLOOD...RADAR INDICATED $$ 52  444 WHUS52 KJAX 120202 SMWJAX AMZ472-120245- /O.NEW.KJAX.MA.W.0186.260812T0202Z-260812T0245Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Jacksonville FL 1002 PM EDT Tue Aug 11 2026 The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM... * Until 1045 PM EDT. * At 1001 PM EDT, a strong thunderstorm was located 43 nm east of Guana River State Park, or 46 nm northeast of Saint Augustine, moving east at 35 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Tournament Reef. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness. && LAT...LON 3018 8066 3037 8061 3032 8036 3023 8034 3016 8031 3008 8029 TIME...MOT...LOC 0201Z 286DEG 37KT 3026 8053 HAIL...0.00IN WIND...>34KTS $$ AC  791 WGUS73 KLMK 120202 FFSLMK Flash Flood Statement National Weather Service Louisville KY 902 PM CDT Tue Aug 11 2026 KYC001-207-120345- /O.CON.KLMK.FF.W.0122.000000T0000Z-260812T0345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Adair KY-Russell KY- 902 PM CDT Tue Aug 11 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT THIS EVENING FOR SOUTHERN ADAIR AND WEST CENTRAL RUSSELL COUNTIES... At 902 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Columbia, Flatwood, Gadberry, Bliss, Fairplay, Sparksville, Chance, Gradyville, Glens Fork and Milltown. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. && LAT...LON 3706 8552 3710 8552 3715 8539 3709 8523 3706 8514 3703 8517 3700 8521 3698 8521 3693 8523 3699 8548 3703 8551 FLASH FLOOD...RADAR INDICATED $$ RJS  268 WUUS53 KABR 120204 SVRABR SDC031-120245- /O.NEW.KABR.SV.W.0202.260812T0204Z-260812T0245Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Aberdeen SD 904 PM CDT Tue Aug 11 2026 The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Northwestern Corson County in north central South Dakota... * Until 845 PM MDT. * At 804 PM MDT, a severe thunderstorm was located over Keldron, or 36 miles west of Bullhead, moving southeast at 25 mph. HAZARD...Tennis ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will be near... Keldron and Morristown around 805 PM MDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD. && LAT...LON 4594 10147 4586 10126 4558 10184 4590 10200 4594 10200 TIME...MOT...LOC 0203Z 323DEG 21KT 4592 10180 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...2.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ TMT  734 WGUS73 KJKL 120204 FFSJKL Flash Flood Statement National Weather Service Jackson KY 1004 PM EDT Tue Aug 11 2026 KYC125-120300- /O.CON.KJKL.FF.W.0043.000000T0000Z-260812T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Laurel KY- 1004 PM EDT Tue Aug 11 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 PM EDT THIS EVENING FOR CENTRAL LAUREL COUNTY... At 1004 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 2.5 inches of rain fell from earlier storms. Additional rainfall amounts up to 1 inch are possible in portions of the warned area from the new thunderstorms. This heavy rainfall could allow any ongoing flash flooding to continue or worsen. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... London, Sublimity City, London-Corbin Airport, Fariston, Levi Jackson S.P. and Brock. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 3715 8421 3715 8411 3711 8400 3705 8406 3705 8421 3708 8421 FLASH FLOOD...RADAR INDICATED $$ MARCUS  098 WGUS73 KLMK 120205 FFSLMK Flash Flood Statement National Weather Service Louisville KY 1005 PM EDT Tue Aug 11 2026 KYC217-120415- /O.CON.KLMK.FF.W.0123.000000T0000Z-260812T0415Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Taylor KY- 1005 PM EDT Tue Aug 11 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM EDT WEDNESDAY FOR NORTHWESTERN TAYLOR COUNTY... At 1005 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Campbellsville, Saloma, Hobson, Sweeneyville, Durhamtown, Taylor County Airport, Arista, South Campbellsville, Willowtown and White Rose. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. && LAT...LON 3742 8552 3730 8535 3734 8521 3744 8532 3746 8541 3746 8550 FLASH FLOOD...RADAR INDICATED $$ RJS  530 WGUS73 KLMK 120205 RRA FFSLMK Flash Flood Statement National Weather Service Louisville KY 905 PM CDT Tue Aug 11 2026 KYC001-045-207-120415- /O.CON.KLMK.FF.W.0124.000000T0000Z-260812T0415Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Adair KY-Casey KY-Russell KY- 905 PM CDT Tue Aug 11 2026 /1005 PM EDT Tue Aug 11 2026/ ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT /1215 AM EDT/ THIS EVENING FOR SOUTH CENTRAL CASEY, EAST CENTRAL ADAIR AND NORTHEASTERN RUSSELL COUNTIES... At 905 PM CDT /1005 PM EDT/, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Russell Springs, Fonthill, Jericho, Webbs Cross Roads, Sycamore Flat, Horntown, Decatur, Honey Acre, Eli and Sano. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. && LAT...LON 3708 8513 3712 8522 3717 8518 3717 8508 3714 8488 3713 8487 3712 8490 3709 8491 3705 8491 3701 8486 3700 8484 3698 8486 FLASH FLOOD...RADAR INDICATED $$ RJS  014 WWUS53 KLBF 120207 SVSLBF Severe Weather Statement National Weather Service North Platte NE 807 PM MDT Tue Aug 11 2026 NEC031-161-120245- /O.CON.KLBF.SV.W.0295.000000T0000Z-260812T0245Z/ Cherry NE-Sheridan NE- 807 PM MDT Tue Aug 11 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM MDT FOR WEST CENTRAL CHERRY AND EAST CENTRAL SHERIDAN COUNTIES... At 806 PM MDT, a severe thunderstorm was located 27 miles south of Gordon, moving southeast at 30 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Big Hill, Intersection of Highway 61 and Survey Valley Road, Morgan Lake, and Billys Lake. This includes Highway 61 between mile markers 182 and 186. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. This storm is producing large hail. SEEK SHELTER NOW inside a sturdy structure and stay away from windows. && LAT...LON 4249 10218 4260 10203 4234 10167 4218 10204 TIME...MOT...LOC 0206Z 328DEG 28KT 4243 10202 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ NWS LBF  959 WGUS74 KMAF 120207 FFSMAF Flash Flood Statement National Weather Service Midland/Odessa TX 907 PM CDT Tue Aug 11 2026 TXC243-120400- /O.CON.KMAF.FF.W.0166.000000T0000Z-260812T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Jeff Davis TX- 907 PM CDT Tue Aug 11 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS EVENING FOR CENTRAL JEFF DAVIS COUNTY... At 907 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. The expected rainfall rate is 0.25 to 0.75 inches in 1 hour. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... McDonald Observatory, Davis Mountains State Park and Black Mountain. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && LAT...LON 3075 10412 3075 10384 3062 10385 3061 10397 3061 10408 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...0.25-0.75 INCHES IN 1 HOUR $$ 11  929 WGUS73 KJKL 120209 FFSJKL Flash Flood Statement National Weather Service Jackson KY 1009 PM EDT Tue Aug 11 2026 KYC121-125-120315- /O.CON.KJKL.FF.W.0044.000000T0000Z-260812T0315Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Knox KY-Laurel KY- 1009 PM EDT Tue Aug 11 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT THIS EVENING FOR SOUTHEASTERN LAUREL AND NORTHWESTERN KNOX COUNTIES... At 1009 PM EDT, Doppler radar indicated that earlier thunderstorms produced heavy rain across the warned area. Between 1.5 and 2.5 inches of rain fell. Additional thunderstorms are approaching the warned area, and they could produce another round of heavy rainfall. The additional rainfall could allow any ongoing flash flooding to continue or worsen. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Barbourville, Bertha Station, Gray, Rossland, Arkle, Lynn Camp, Garrich, Knoxfork, McHargue, Bentley Station, Tuttle, Lowell, Emmanuel, Jarvis, Baileys Switch, Lesbas, Lily, Cannon, North Corbin and Heidrick. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 3705 8406 3711 8400 3700 8394 3692 8378 3682 8387 3696 8408 3705 8421 FLASH FLOOD...RADAR INDICATED $$ MARCUS  619 WWUS53 KBIS 120210 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 910 PM CDT Tue Aug 11 2026 NDC029-085-120245- /O.CON.KBIS.SV.W.0269.000000T0000Z-260812T0245Z/ Emmons ND-Sioux ND- 910 PM CDT Tue Aug 11 2026 /810 PM MDT Tue Aug 11 2026/ ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT /845 PM MDT/ FOR SOUTHWESTERN EMMONS AND EASTERN SIOUX COUNTIES... At 910 PM CDT /810 PM MDT/, a severe thunderstorm was located 7 miles west of Fort Yates, or 29 miles southwest of Linton, moving southeast at 30 mph. HAZARD...Tennis ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Fort Yates, Selfridge, Cattail Recreation Area and Standing Rock. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. && LAT...LON 4621 10111 4636 10081 4595 10028 4594 10030 4594 10100 TIME...MOT...LOC 0146Z 323DEG 24KT 4622 10092 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...2.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Anglin  783 WGUS75 KVEF 120210 FFSVEF Flash Flood Statement National Weather Service Las Vegas NV 710 PM PDT Tue Aug 11 2026 CAC071-120220- /O.EXP.KVEF.FF.W.0018.000000T0000Z-260812T0215Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ San Bernardino CA- 710 PM PDT Tue Aug 11 2026 ...FLASH FLOOD WARNING WILL EXPIRE AT 715 PM PDT THIS EVENING FOR SAN BERNARDINO COUNTY... The heavy rain has ended. Flood waters have receded. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. && LAT...LON 3497 11676 3497 11662 3493 11648 3478 11647 3476 11658 3479 11673 3485 11677 $$ JP  866 WWUS55 KVEF 120213 SVSVEF Severe Weather Statement National Weather Service Las Vegas NV 713 PM PDT Tue Aug 11 2026 CAC071-120245- /O.CON.KVEF.SV.W.0024.000000T0000Z-260812T0245Z/ San Bernardino CA- 713 PM PDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM PDT FOR SAN BERNARDINO COUNTY... At 713 PM PDT, a severe thunderstorm was located 7 miles northwest of Amboy, or 25 miles southwest of Mitchell Caverns, moving north at 10 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Mainly rural areas of San Bernardino County. This includes Interstate 40 in California between mile markers 62 and 80. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Las Vegas NV. && LAT...LON 3458 11568 3456 11590 3478 11598 3481 11564 TIME...MOT...LOC 0154Z 173DEG 7KT 3461 11580 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ JP  019 WWUS53 KUNR 120214 SVSUNR Severe Weather Statement National Weather Service Rapid City SD 814 PM MDT Tue Aug 11 2026 SDC055-093-103-120245- /O.CON.KUNR.SV.W.0267.000000T0000Z-260812T0245Z/ Haakon SD-Meade SD-Pennington SD- 814 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM MDT FOR WEST CENTRAL HAAKON, SOUTHEASTERN MEADE AND NORTHEASTERN PENNINGTON COUNTIES... At 814 PM MDT, a severe thunderstorm was located near Creighton, or 33 miles northwest of Philip, moving southeast at 40 mph. HAZARD...70 mph wind gusts and ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Wall, Wasta, Elm Springs, Creighton and Grindstone. This includes Interstate 90 in South Dakota between Mile Markers 94 and 112. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing widespread damaging winds and large hail. Continuous cloud to ground lightning is occurring with this storm. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4438 10276 4453 10243 4428 10170 4390 10236 TIME...MOT...LOC 0157Z 309DEG 32KT 4434 10244 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ SE  371 WUUS53 KBIS 120215 SVRBIS NDC037-059-120300- /O.NEW.KBIS.SV.W.0271.260812T0215Z-260812T0300Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Bismarck ND 915 PM CDT Tue Aug 11 2026 The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... Northwestern Grant County in south central North Dakota... Northwestern Morton County in south central North Dakota... * Until 1000 PM CDT /900 PM MDT/. * At 915 PM CDT /815 PM MDT/, a severe thunderstorm was located near Heart Butte Dam, or 43 miles south of Beulah, moving east at 20 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Carson and Heart Butte Dam. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. && LAT...LON 4676 10210 4684 10154 4637 10153 4647 10205 4663 10205 4663 10210 TIME...MOT...LOC 0214Z 266DEG 18KT 4664 10185 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Adam  445 WWUS53 KLBF 120216 SVSLBF Severe Weather Statement National Weather Service North Platte NE 816 PM MDT Tue Aug 11 2026 NEC031-161-120245- /O.CON.KLBF.SV.W.0295.000000T0000Z-260812T0245Z/ Cherry NE-Sheridan NE- 816 PM MDT Tue Aug 11 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM MDT FOR WEST CENTRAL CHERRY AND EAST CENTRAL SHERIDAN COUNTIES... At 816 PM MDT, a severe thunderstorm was located 25 miles north of Ashby, or 30 miles south of Gordon, moving southeast at 30 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Big Hill, Intersection of Highway 61 and Survey Valley Road, and Morgan Lake. This includes Highway 61 between mile markers 182 and 186. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. This storm is producing large hail. SEEK SHELTER NOW inside a sturdy structure and stay away from windows. && LAT...LON 4240 10214 4255 10196 4234 10167 4218 10204 TIME...MOT...LOC 0216Z 323DEG 27KT 4239 10199 TORNADO...POSSIBLE THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ NWS LBF  113 WWUS55 KTWC 120217 SVSTWC Severe Weather Statement National Weather Service Tucson AZ 717 PM MST Tue Aug 11 2026 AZC003-120245- /O.CON.KTWC.SV.W.0181.000000T0000Z-260812T0245Z/ Cochise AZ- 717 PM MST Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM MST FOR CENTRAL COCHISE COUNTY... At 717 PM MST, a severe thunderstorm was located 13 miles east of Pearce-Sunsites, moving northwest at 5 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Pearce-Sunsites and Sunizona. This includes the following highways... Route 181 between mile markers 39 and 48. Route 191 between mile markers 33 and 48. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3181 10953 3180 10976 3194 10987 3200 10950 TIME...MOT...LOC 0142Z 149DEG 6KT 3183 10963 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KJS  820 WGUS55 KTWC 120217 FFWTWC AZC003-120515- /O.NEW.KTWC.FF.W.0127.260812T0217Z-260812T0515Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Tucson AZ 717 PM MST Tue Aug 11 2026 The National Weather Service in Tucson has issued a * Flash Flood Warning for... South Central Cochise County in southeastern Arizona... * Until 1015 PM MST. * At 717 PM MST, trained weather spotters reported thunderstorms producing heavy rain across the warned area. Up to 1 inch of rain has fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Trained spotters reported. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Douglas, Bisbee-Douglas Airport and Pirtleville. This includes the following highways... Route 80 between mile markers 353 and 373. Route 191 between mile markers 1 and 16. This includes the following streams and drainages... Whitewater Draw, Gadwell Canyon and Leslie Creek. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. && LAT...LON 3133 10971 3138 10976 3151 10986 3160 10988 3163 10973 3149 10958 3138 10944 3133 10950 FLASH FLOOD...OBSERVED $$ AWH  332 WWUS53 KABR 120220 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 920 PM CDT Tue Aug 11 2026 SDC031-120245- /O.CON.KABR.SV.W.0202.000000T0000Z-260812T0245Z/ Corson SD- 820 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM MDT FOR NORTHWESTERN CORSON COUNTY... At 820 PM MDT, a severe thunderstorm was located 7 miles south of Morristown, or 31 miles west of Bullhead, moving southeast at 25 mph. THIS IS A DESTRUCTIVE STORM FOR FOR AREAS JUST SOUTH OF KELDRON AND MORRISTOWN. HAZARD...Baseball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. This severe thunderstorm will be near... Morristown and Keldron around 820 PM MDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm is capable of producing destructive hail and damaging winds. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD. && LAT...LON 4594 10147 4586 10126 4562 10176 4594 10189 TIME...MOT...LOC 0204Z 323DEG 21KT 4592 10179 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...2.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ TMT  459 WWUS53 KBIS 120224 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 924 PM CDT Tue Aug 11 2026 NDC037-059-120300- /O.CON.KBIS.SV.W.0271.000000T0000Z-260812T0300Z/ Grant ND-Morton ND- 924 PM CDT Tue Aug 11 2026 /824 PM MDT Tue Aug 11 2026/ ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 10 PM CDT /9 PM MDT/ FOR NORTHWESTERN GRANT AND NORTHWESTERN MORTON COUNTIES... At 924 PM CDT /824 PM MDT/, a severe thunderstorm was located 6 miles north of Heart Butte Dam, or 40 miles south of Beulah, moving east at 25 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Carson and Heart Butte Dam. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. && LAT...LON 4672 10206 4677 10206 4684 10154 4641 10153 4651 10205 4663 10205 TIME...MOT...LOC 0215Z 262DEG 22KT 4668 10189 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Adam  328 WGUS75 KSLC 120225 FFSSLC Flash Flood Statement National Weather Service Salt Lake City UT 825 PM MDT Tue Aug 11 2026 UTC017-120235- /O.EXP.KSLC.FF.W.0072.000000T0000Z-260812T0230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Garfield UT- 825 PM MDT Tue Aug 11 2026 ...FLASH FLOOD WARNING WILL EXPIRE AT 830 PM MDT THIS EVENING FOR CENTRAL GARFIELD COUNTY... The heavy rain has ended. Flooding is no longer expected to pose a threat. && LAT...LON 3790 11187 3794 11179 3798 11161 3787 11152 3778 11144 3776 11132 3773 11128 3771 11130 3775 11139 3777 11161 3775 11172 3778 11183 3785 11188 3787 11189 $$ BW  212 WWUS53 KBIS 120226 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 926 PM CDT Tue Aug 11 2026 NDC029-085-120245- /O.CON.KBIS.SV.W.0269.000000T0000Z-260812T0245Z/ Emmons ND-Sioux ND- 926 PM CDT Tue Aug 11 2026 /826 PM MDT Tue Aug 11 2026/ ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT /845 PM MDT/ FOR SOUTHWESTERN EMMONS AND SOUTHEASTERN SIOUX COUNTIES... At 926 PM CDT /826 PM MDT/, a severe thunderstorm was located 6 miles southwest of Fort Yates, or 28 miles southwest of Linton, moving southeast at 30 mph. HAZARD...Two inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Fort Yates, Selfridge, Cattail Recreation Area and Standing Rock. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. && LAT...LON 4616 10109 4631 10074 4595 10028 4594 10029 4594 10100 TIME...MOT...LOC 0210Z 323DEG 24KT 4609 10078 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...2.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Anglin  233 WGUS75 KFGZ 120226 FFSFGZ Flash Flood Statement National Weather Service Flagstaff AZ 726 PM MST Tue Aug 11 2026 AZC007-017-120236- /O.EXP.KFGZ.FF.W.0103.000000T0000Z-260812T0230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Gila AZ-Navajo AZ- 726 PM MST Tue Aug 11 2026 ...FLASH FLOOD WARNING WILL EXPIRE AT 730 PM MST THIS EVENING FOR THE CARRIZO AREA IN GILA AND NAVAJO COUNTIES... Doppler radar indicated that the heavy rain has ended over the Carrizo and Corduroy Creek drainages. With no additional rainfall expected, flash flooding is no longer expected to pose a threat. Please continue to heed any remaining road closures. Use caution around area washes as flow will remain elevated. && LAT...LON 3400 11033 3405 11032 3405 11017 3395 11016 3393 11025 3384 11028 3385 11031 3393 11030 3399 11033 $$ Humphreys  402 WGUS75 KVEF 120227 FFSVEF Flash Flood Statement National Weather Service Las Vegas NV 727 PM PDT Tue Aug 11 2026 CAC027-120237- /O.EXP.KVEF.FF.W.0019.000000T0000Z-260812T0230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Inyo CA- 727 PM PDT Tue Aug 11 2026 ...FLASH FLOOD WARNING WILL EXPIRE AT 730 PM PDT THIS EVENING FOR SOUTH CENTRAL INYO COUNTY... The heavy rain has ended. Flood waters have receded. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. && LAT...LON 3638 11726 3580 11717 3580 11668 3645 11700 3646 11701 $$ JP  623 WUUS53 KABR 120228 SVRABR SDC031-120315- /O.NEW.KABR.SV.W.0203.260812T0228Z-260812T0315Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Aberdeen SD 928 PM CDT Tue Aug 11 2026 The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Northeastern Corson County in north central South Dakota... * Until 915 PM MDT. * At 828 PM MDT, a severe thunderstorm was located 10 miles north of Mclaughlin, moving southeast at 25 mph. HAZARD...Tennis ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will be near... Mclaughlin around 850 PM MDT. Mahto around 905 PM MDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD. && LAT...LON 4578 10036 4564 10088 4594 10100 4594 10050 4593 10049 4592 10047 4592 10046 4590 10043 4588 10042 4587 10039 4586 10038 4582 10038 TIME...MOT...LOC 0227Z 333DEG 19KT 4596 10079 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...2.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ TMT  789 WUUS53 KBIS 120229 SVRBIS NDC001-120300- /O.NEW.KBIS.SV.W.0272.260812T0229Z-260812T0300Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Bismarck ND 929 PM CDT Tue Aug 11 2026 The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... South Central Adams County in southwestern North Dakota... * Until 900 PM MDT. * At 829 PM MDT, a severe thunderstorm was located over Haynes, or 8 miles east of Hettinger, moving southeast at 25 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Haynes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. && LAT...LON 4602 10261 4609 10244 4595 10221 4595 10253 TIME...MOT...LOC 0229Z 312DEG 20KT 4598 10248 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Adam  790 WUUS53 KUNR 120229 SVRUNR SDC093-103-120330- /O.NEW.KUNR.SV.W.0268.260812T0229Z-260812T0330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Rapid City SD 829 PM MDT Tue Aug 11 2026 The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... South Central Meade County in west central South Dakota... Southeastern Pennington County in west central South Dakota... * Until 930 PM MDT. * At 829 PM MDT, a severe thunderstorm was located over Viewfield, or 22 miles northeast of Rapid City, moving southeast at 30 mph. HAZARD...Ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles. * Locations impacted include... Wasta, Owanka, Wicksville, Curlew Lake and Viewfield. This includes Interstate 90 in South Dakota between Mile Markers 79 and 101...and between Mile Markers 103 and 106. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing large hail. && LAT...LON 4423 10297 4429 10289 4430 10272 4396 10222 4384 10253 TIME...MOT...LOC 0229Z 310DEG 27KT 4421 10285 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH $$ SE  582 WWUS53 KLBF 120230 SVSLBF Severe Weather Statement National Weather Service North Platte NE 930 PM CDT Tue Aug 11 2026 NEC161-120239- /O.CAN.KLBF.SV.W.0295.000000T0000Z-260812T0245Z/ Sheridan NE- 930 PM CDT Tue Aug 11 2026 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SHERIDAN COUNTY IS CANCELLED... The severe thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. LAT...LON 4234 10167 4219 10202 4231 10204 4241 10204 4249 10188 TIME...MOT...LOC 0229Z 319DEG 24KT 4236 10191 $$ NEC031-120245- /O.CON.KLBF.SV.W.0295.000000T0000Z-260812T0245Z/ Cherry NE- 930 PM CDT Tue Aug 11 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR WEST CENTRAL CHERRY COUNTY... At 929 PM CDT, a severe thunderstorm was located 23 miles north of Ashby, or 34 miles southeast of Gordon, moving southeast at 30 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Intersection of Highway 61 and Survey Valley Road. This includes Highway 61 between mile markers 182 and 186. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. This storm is producing large hail. SEEK SHELTER NOW inside a sturdy structure and stay away from windows. && LAT...LON 4234 10167 4219 10202 4231 10204 4241 10204 4249 10188 TIME...MOT...LOC 0229Z 319DEG 24KT 4236 10191 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ NWS LBF  069 WGUS54 KMRX 120230 FFWMRX TNC009-093-155-120530- /O.NEW.KMRX.FF.W.0063.260812T0230Z-260812T0530Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Morristown TN 1030 PM EDT Tue Aug 11 2026 The National Weather Service in Morristown has issued a * Flash Flood Warning for... Northeastern Blount County in east Tennessee... Southeastern Knox County in east Tennessee... Western Sevier County in east Tennessee... * Until 130 AM EDT. * At 1030 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Knoxville, Sevierville, Gatlinburg, Pigeon Forge, Pittman Center, McMahan, Seymour, Kimberlin Heights and Wears Valley. This includes the following highways... Interstate 75 in Tennessee between mile markers 108 and 109. Interstate 40 in Tennessee between mile markers 384 and 403. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 3596 8402 3603 8398 3608 8391 3609 8388 3606 8379 3603 8373 3598 8365 3593 8356 3584 8350 3577 8343 3570 8338 3564 8352 3568 8367 3571 8374 3586 8392 FLASH FLOOD...RADAR INDICATED $$ 52  768 WWUS53 KUNR 120230 SVSUNR Severe Weather Statement National Weather Service Rapid City SD 830 PM MDT Tue Aug 11 2026 SDC055-093-103-120245- /O.CON.KUNR.SV.W.0267.000000T0000Z-260812T0245Z/ Haakon SD-Meade SD-Pennington SD- 830 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM MDT FOR WEST CENTRAL HAAKON, SOUTHEASTERN MEADE AND NORTHEASTERN PENNINGTON COUNTIES... At 830 PM MDT, a severe thunderstorm was located 9 miles southeast of Creighton, or 23 miles west of Philip, moving southeast at 40 mph. HAZARD...70 mph wind gusts and ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Wall, Elm Springs, Creighton and Grindstone. This includes Interstate 90 in South Dakota between Mile Markers 102 and 103...and between Mile Markers 105 and 112. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing widespread damaging winds and large hail. Continuous cloud to ground lightning is occurring with this storm. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4430 10270 4443 10234 4428 10170 4397 10224 4417 10255 4422 10263 TIME...MOT...LOC 0214Z 309DEG 32KT 4424 10227 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ SE  567 WWUS53 KBIS 120231 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 931 PM CDT Tue Aug 11 2026 NDC001-037-085-120241- /O.CAN.KBIS.SV.W.0270.000000T0000Z-260812T0245Z/ Adams ND-Grant ND-Sioux ND- 831 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTH CENTRAL GRANT, SOUTHWESTERN SIOUX AND EASTERN ADAMS COUNTIES... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. A Severe Thunderstorm Warning still remains in effect for eastern Sioux County. A Severe Thunderstorm Watch remains in effect until 1200 AM MDT for portions of south central and southwest North Dakota. && LAT...LON 4602 10206 4612 10187 4594 10145 4594 10199 TIME...MOT...LOC 0155Z 318DEG 15KT 4604 10193 $$ Adam  026 WWUS53 KABR 120233 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 933 PM CDT Tue Aug 11 2026 SDC031-120245- /O.CON.KABR.SV.W.0202.000000T0000Z-260812T0245Z/ Corson SD- 833 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM MDT FOR NORTHWESTERN CORSON COUNTY... At 833 PM MDT, a severe thunderstorm was located 11 miles south of Morristown, or 27 miles west of Bullhead, moving southeast at 25 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of Northwestern Corson County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD. && LAT...LON 4594 10147 4586 10126 4562 10176 4594 10189 TIME...MOT...LOC 0220Z 323DEG 21KT 4584 10171 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ TMT  216 WWUS53 KBIS 120233 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 933 PM CDT Tue Aug 11 2026 NDC029-120243- /O.CAN.KBIS.SV.W.0269.000000T0000Z-260812T0245Z/ Emmons ND- 933 PM CDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHWESTERN EMMONS COUNTY... The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning has been cancelled. A Severe Thunderstorm Watch remains in effect until 100 AM CDT for a portion of south central North Dakota. && LAT...LON 4605 10105 4618 10065 4615 10063 4613 10063 4611 10061 4608 10062 4606 10061 4601 10056 4600 10053 4596 10051 4594 10051 4594 10100 TIME...MOT...LOC 0226Z 323DEG 24KT 4601 10069 $$ NDC085-120245- /O.CON.KBIS.SV.W.0269.000000T0000Z-260812T0245Z/ Sioux ND- 933 PM CDT Tue Aug 11 2026 /833 PM MDT Tue Aug 11 2026/ ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT /845 PM MDT/ FOR SOUTHEASTERN SIOUX COUNTY... At 933 PM CDT /833 PM MDT/, a severe thunderstorm was located 8 miles south of Fort Yates, or 28 miles southwest of Linton, moving southeast at 30 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Fort Yates, Selfridge and Standing Rock. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. && LAT...LON 4605 10105 4618 10065 4615 10063 4613 10063 4611 10061 4608 10062 4606 10061 4601 10056 4600 10053 4596 10051 4594 10051 4594 10100 TIME...MOT...LOC 0226Z 323DEG 24KT 4601 10069 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Anglin  185 WWUS53 KABR 120235 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 935 PM CDT Tue Aug 11 2026 SDC031-120315- /O.CON.KABR.SV.W.0203.000000T0000Z-260812T0315Z/ Corson SD- 835 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM MDT FOR NORTHEASTERN CORSON COUNTY... At 835 PM MDT, a severe thunderstorm was located 8 miles north of Mclaughlin, moving southeast at 25 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will be near... Mclaughlin around 850 PM MDT. Mahto around 905 PM MDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD. && LAT...LON 4578 10036 4564 10088 4594 10100 4594 10050 4593 10049 4592 10047 4592 10046 4590 10043 4588 10042 4587 10039 4586 10038 4582 10038 TIME...MOT...LOC 0228Z 333DEG 19KT 4595 10078 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ TMT  724 FZUS72 KJAX 120235 MWSJAX Marine Weather Statement National Weather Service Jacksonville FL 1035 PM EDT Tue Aug 11 2026 AMZ472-120245- /O.EXP.KJAX.MA.W.0186.000000T0000Z-260812T0245Z/ 1035 PM EDT Tue Aug 11 2026 ...THE SPECIAL MARINE WARNING WILL EXPIRE AT 1045 PM EDT... The affected areas were... Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM... The thunderstorm will move out of the area and no longer poses a significant threat to boaters. && LAT...LON 3018 8066 3037 8061 3032 8036 3023 8034 3016 8031 3008 8029 TIME...MOT...LOC 0235Z 286DEG 37KT 3017 8018 $$ AC  016 WUUS55 KTWC 120238 SVRTWC AZC003-120330- /O.NEW.KTWC.SV.W.0182.260812T0238Z-260812T0330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tucson AZ 738 PM MST Tue Aug 11 2026 The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... Southwestern Cochise County in southeastern Arizona... * Until 830 PM MST. * At 738 PM MST, a severe thunderstorm was located 16 miles north of Bisbee, moving northwest at 5 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Tombstone. This includes Route 80 between mile markers 315 and 325. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3158 10972 3149 10991 3172 11018 3184 10980 TIME...MOT...LOC 0238Z 156DEG 4KT 3163 10984 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KJS  905 WWUS53 KBIS 120239 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 939 PM CDT Tue Aug 11 2026 NDC037-059-120300- /O.CON.KBIS.SV.W.0271.000000T0000Z-260812T0300Z/ Grant ND-Morton ND- 939 PM CDT Tue Aug 11 2026 /839 PM MDT Tue Aug 11 2026/ ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 10 PM CDT /9 PM MDT/ FOR NORTH CENTRAL GRANT AND WESTERN MORTON COUNTIES... At 939 PM CDT /839 PM MDT/, a severe thunderstorm was located 9 miles northeast of Heart Butte Dam, or 38 miles west of Mandan, moving east at 25 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Heart Butte Dam. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. && LAT...LON 4672 10186 4680 10187 4684 10154 4649 10153 4658 10185 TIME...MOT...LOC 0224Z 262DEG 22KT 4669 10181 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Adam  895 WWUS53 KABR 120240 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 940 PM CDT Tue Aug 11 2026 SDC031-120315- /O.CON.KABR.SV.W.0203.000000T0000Z-260812T0315Z/ Corson SD- 840 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM MDT FOR NORTHEASTERN CORSON COUNTY... At 840 PM MDT, a severe thunderstorm was located 7 miles northeast of Mclaughlin, moving southeast at 25 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will be near... Mahto around 905 PM MDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD. && LAT...LON 4578 10036 4569 10071 4594 10086 4594 10050 4593 10049 4592 10047 4592 10046 4590 10043 4589 10043 4588 10042 4587 10039 4586 10038 4582 10038 TIME...MOT...LOC 0235Z 333DEG 19KT 4592 10076 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ TMT  772 WWUS53 KBIS 120240 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 940 PM CDT Tue Aug 11 2026 NDC001-120300- /O.CON.KBIS.SV.W.0272.000000T0000Z-260812T0300Z/ Adams ND- 840 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 9 PM MDT FOR SOUTH CENTRAL ADAMS COUNTY... At 840 PM MDT, a severe thunderstorm was located near Haynes, or 13 miles east of Hettinger, moving southeast at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Haynes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. && LAT...LON 4601 10253 4607 10240 4595 10221 4595 10246 TIME...MOT...LOC 0229Z 309DEG 20KT 4600 10245 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Adam  731 WGUS75 KVEF 120241 FFSVEF Flash Flood Statement National Weather Service Las Vegas NV 741 PM PDT Tue Aug 11 2026 CAC071-120251- /O.EXP.KVEF.FF.W.0020.000000T0000Z-260812T0245Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ San Bernardino CA- 741 PM PDT Tue Aug 11 2026 ...FLASH FLOOD WARNING WILL EXPIRE AT 745 PM PDT THIS EVENING FOR SAN BERNARDINO COUNTY... The heavy rain has ended. Flood waters have receded. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. && LAT...LON 3577 11590 3576 11559 3559 11541 3547 11548 3548 11559 3542 11576 3542 11577 $$ JP  220 WWUS53 KBIS 120241 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 941 PM CDT Tue Aug 11 2026 NDC085-120251- /O.EXP.KBIS.SV.W.0269.000000T0000Z-260812T0245Z/ Sioux ND- 941 PM CDT Tue Aug 11 2026 /841 PM MDT Tue Aug 11 2026/ ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 945 PM CDT /845 PM MDT/ FOR SOUTHEASTERN SIOUX COUNTY... The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning will be allowed to expire. However, small hail and heavy rain are still possible with this thunderstorm. A Severe Thunderstorm Watch remains in effect until 100 AM CDT /1200 AM MDT/ for a portion of south central North Dakota. && LAT...LON 4605 10105 4618 10065 4615 10063 4613 10063 4611 10061 4608 10062 4606 10061 4601 10056 4600 10053 4596 10051 4594 10051 4594 10100 TIME...MOT...LOC 0233Z 323DEG 24KT 4597 10065 $$ Anglin  340 WGUS73 KLMK 120241 FFSLMK Flash Flood Statement National Weather Service Louisville KY 1041 PM EDT Tue Aug 11 2026 KYC045-137-120251- /O.EXP.KLMK.FF.W.0121.000000T0000Z-260812T0245Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Casey KY-Lincoln KY- 1041 PM EDT Tue Aug 11 2026 ...FLASH FLOOD WARNING WILL EXPIRE AT 1045 PM EDT THIS EVENING FOR EAST CENTRAL CASEY AND SOUTH CENTRAL LINCOLN COUNTIES... The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. && LAT...LON 3721 8476 3727 8500 3736 8489 3732 8474 3730 8463 $$ RJS  402 WWUS55 KVEF 120241 SVSVEF Severe Weather Statement National Weather Service Las Vegas NV 741 PM PDT Tue Aug 11 2026 CAC071-120251- /O.EXP.KVEF.SV.W.0024.000000T0000Z-260812T0245Z/ San Bernardino CA- 741 PM PDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 745 PM PDT FOR SAN BERNARDINO COUNTY... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. && LAT...LON 3458 11568 3456 11590 3478 11598 3481 11564 TIME...MOT...LOC 0213Z 173DEG 7KT 3465 11580 $$ JP  294 WWUS55 KTWC 120242 SVSTWC Severe Weather Statement National Weather Service Tucson AZ 742 PM MST Tue Aug 11 2026 AZC003-120252- /O.EXP.KTWC.SV.W.0181.000000T0000Z-260812T0245Z/ Cochise AZ- 742 PM MST Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 745 PM MST FOR CENTRAL COCHISE COUNTY... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. However, small hail and heavy rain are still possible with this thunderstorm. && LAT...LON 3181 10953 3180 10976 3194 10987 3200 10950 TIME...MOT...LOC 0217Z 149DEG 6KT 3188 10966 $$ KJS  460 WUUS53 KABR 120242 SVRABR SDC031-120330- /O.NEW.KABR.SV.W.0204.260812T0242Z-260812T0330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Aberdeen SD 942 PM CDT Tue Aug 11 2026 The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Western Corson County in north central South Dakota... * Until 930 PM MDT. * At 842 PM MDT, a severe thunderstorm was located 11 miles southwest of Watauga, or 27 miles west of Bullhead, moving southeast at 20 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of Western Corson County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD. && LAT...LON 4579 10177 4594 10159 4594 10157 4569 10122 4548 10163 TIME...MOT...LOC 0242Z 333DEG 19KT 4579 10164 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ TMT  676 WUUS53 KLBF 120243 SVRLBF NEC031-120330- /O.NEW.KLBF.SV.W.0296.260812T0243Z-260812T0330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service North Platte NE 943 PM CDT Tue Aug 11 2026 The National Weather Service in North Platte has issued a * Severe Thunderstorm Warning for... Southwestern Cherry County in north central Nebraska... * Until 1030 PM CDT. * At 942 PM CDT, a severe thunderstorm was located 20 miles north of Ashby, or 38 miles southeast of Gordon, moving southeast at 20 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Intersection of Highway 61 and Survey Valley Road. This includes Highway 61 between mile markers 168 and 183. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Large hail, damaging wind, and continuous cloud to ground lightning are occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4241 10184 4221 10149 4209 10177 4210 10178 4233 10197 TIME...MOT...LOC 0242Z 318DEG 19KT 4231 10184 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ NWS LBF  375 WUUS53 KUNR 120243 SVRUNR SDC055-071-093-103-120345- /O.NEW.KUNR.SV.W.0269.260812T0243Z-260812T0345Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Rapid City SD 843 PM MDT Tue Aug 11 2026 The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... Northwestern Jackson County in southwestern South Dakota... Southwestern Haakon County in west central South Dakota... Southeastern Meade County in west central South Dakota... Southeastern Pennington County in west central South Dakota... * Until 945 PM MDT. * At 843 PM MDT, a severe thunderstorm was located near Quinn, or 23 miles west of Philip, moving southeast at 30 mph. HAZARD...70 mph wind gusts and ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Philip, Wall, Interior, Wasta, Quinn, Elm Springs, Grindstone, Cactus Flat, Creighton, Cedar Pass, Cottonwood, Delta 9 Missile Silo, Delta 1 Launch Facility, Minuteman Missile Visitors Center, Pinnacles Ranger Station, Grindstone Butte and northeastern Badlands National Park. This includes Interstate 90 in South Dakota between Mile Markers 94 and 146. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing widespread damaging winds and large hail. Continuous cloud to ground lightning is occurring with this storm. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4425 10266 4433 10253 4438 10195 4394 10137 4362 10206 TIME...MOT...LOC 0243Z 332DEG 24KT 4405 10213 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ SE  798 WWUS53 KUNR 120243 SVSUNR Severe Weather Statement National Weather Service Rapid City SD 843 PM MDT Tue Aug 11 2026 SDC055-093-103-120253- /O.EXP.KUNR.SV.W.0267.000000T0000Z-260812T0245Z/ Haakon SD-Meade SD-Pennington SD- 843 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 845 PM MDT FOR WEST CENTRAL HAAKON, SOUTHEASTERN MEADE AND NORTHEASTERN PENNINGTON COUNTIES... The Severe Thunderstorm Warning that was previously in effect has been reissued for Haakon, Pennington, and Meade Counties and is in effect until 945 PM MDT. Please refer to that bulletin for the latest severe weather information. A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for a portion of west central South Dakota. && LAT...LON 4430 10270 4443 10234 4428 10170 4397 10224 4417 10255 4422 10263 TIME...MOT...LOC 0230Z 310DEG 32KT 4414 10212 $$ SE  660 WWUS53 KABR 120244 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 944 PM CDT Tue Aug 11 2026 SDC031-120254- /O.EXP.KABR.SV.W.0202.000000T0000Z-260812T0245Z/ Corson SD- 844 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 845 PM MDT FOR NORTHWESTERN CORSON COUNTY... The Severe Thunderstorm Warning that was previously in effect has been reissued for Corson County and is in effect until 930 PM MDT. Please refer to that bulletin for the latest severe weather information. A Severe Thunderstorm Watch remains in effect until 1200 AM MDT for a portion of north central South Dakota. && LAT...LON 4594 10147 4586 10126 4562 10176 4594 10189 TIME...MOT...LOC 0233Z 323DEG 21KT 4578 10164 $$ TMT  081 WWUS53 KUNR 120245 SVSUNR Severe Weather Statement National Weather Service Rapid City SD 845 PM MDT Tue Aug 11 2026 SDC093-103-120330- /O.CON.KUNR.SV.W.0268.000000T0000Z-260812T0330Z/ Meade SD-Pennington SD- 845 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM MDT FOR SOUTH CENTRAL MEADE AND SOUTHEASTERN PENNINGTON COUNTIES... At 845 PM MDT, a severe thunderstorm was located 6 miles east of New Underwood, or 27 miles east of Rapid City, moving southeast at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Wasta, Owanka and Wicksville. This includes Interstate 90 in South Dakota between Mile Markers 79 and 101...and between Mile Markers 103 and 106. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. && LAT...LON 4414 10287 4425 10265 4396 10222 4384 10253 TIME...MOT...LOC 0229Z 313DEG 29KT 4420 10285 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ SE  219 WGUS73 KJKL 120245 FFSJKL Flash Flood Statement National Weather Service Jackson KY 1045 PM EDT Tue Aug 11 2026 KYC013-095-120330- /O.CON.KJKL.FF.W.0045.000000T0000Z-260812T0330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Bell KY-Harlan KY- 1045 PM EDT Tue Aug 11 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1130 PM EDT THIS EVENING FOR EAST CENTRAL BELL AND SOUTHWESTERN HARLAN COUNTIES... At 1045 PM EDT, Doppler radar indicated that earlier thunderstorms produced heavy rain across the warned area. Between 2 and 3 inches of rain fell. Additional thunderstorms are approaching the warned area. The rainfall from this next round of storms could allow any ongoing flash flooding to continue or worsen. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Pineville, Balkan, Callaway, Miracle, Oaks, Blackmont, Black Snake, Varilla, Kettle Island, Cubage, Pathfork, Arjay, Rella, Straight Creek, Cary, Blanche, Wasioto, Wallsend, Fourmile and Hensley Store. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 3680 8377 3680 8375 3680 8374 3681 8374 3682 8371 3683 8371 3684 8369 3685 8369 3686 8368 3686 8365 3671 8330 3669 8339 3667 8342 3667 8348 3679 8379 3680 8378 FLASH FLOOD...RADAR INDICATED $$ MARCUS  285 WGUS75 KTWC 120246 FFSTWC Flash Flood Statement National Weather Service Tucson AZ 746 PM MST Tue Aug 11 2026 AZC003-120500- /O.CON.KTWC.FF.W.0126.000000T0000Z-260812T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Cochise AZ- 746 PM MST Tue Aug 11 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 10 PM MST THIS EVENING FOR CENTRAL COCHISE COUNTY... At 746 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Elfrida and Sunizona. This includes the following highways... Route 181 between mile markers 39 and 47. Route 191 between mile markers 23 and 41. This includes the following streams and drainages... Turkey Creek, Ash Creek, Pridham Creek, Stanford Creek and Whitewater Draw. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. && LAT...LON 3167 10961 3173 10951 3189 10955 3193 10963 3191 10974 3184 10977 3166 10970 FLASH FLOOD...RADAR INDICATED $$ AWH  647 WWUS53 KUNR 120247 SVSUNR Severe Weather Statement National Weather Service Rapid City SD 847 PM MDT Tue Aug 11 2026 SDC055-071-093-103-120345- /O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/ Haakon SD-Jackson SD-Meade SD-Pennington SD- 847 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR NORTHWESTERN JACKSON, SOUTHWESTERN HAAKON, SOUTH CENTRAL MEADE AND SOUTHEASTERN PENNINGTON COUNTIES... At 847 PM MDT, a severe thunderstorm was located near Quinn, or 22 miles west of Philip, moving southeast at 30 mph. THIS IS A DESTRUCTIVE STORM FOR WASTA, WALL, QUINN, COTTONWOOD. HAZARD...80 mph wind gusts and ping pong ball size hail. SOURCE...Automated observations. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be heavily damaged. Expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely. Locations impacted include... Philip, Wall, Interior, Wasta, Quinn, Grindstone, Cactus Flat, Cedar Pass, Creighton, Cottonwood, Delta 1 Launch Facility, Delta 9 Missile Silo, Minuteman Missile Visitors Center, Grindstone Butte, Pinnacles Ranger Station and northeastern Badlands National Park. This includes Interstate 90 in South Dakota between Mile Markers 94 and 146. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm has produced widespread destructive winds and is capable of producing large hail. Continuous cloud to ground lightning is occurring with this storm. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4418 10259 4438 10195 4394 10137 4362 10206 TIME...MOT...LOC 0243Z 332DEG 24KT 4405 10213 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...OBSERVED MAX WIND GUST...80 MPH $$ SE  090 WWUS53 KABR 120247 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 947 PM CDT Tue Aug 11 2026 SDC031-120315- /O.CON.KABR.SV.W.0203.000000T0000Z-260812T0315Z/ Corson SD- 847 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM MDT FOR NORTHEASTERN CORSON COUNTY... At 847 PM MDT, a severe thunderstorm was located 11 miles north of Mahto, or 12 miles northeast of Mclaughlin, moving southeast at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will be near... Kenel around 910 PM MDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Aberdeen SD. && LAT...LON 4578 10036 4572 10060 4594 10076 4594 10050 4593 10049 4592 10047 4592 10046 4590 10043 4589 10043 4588 10042 4587 10039 4586 10038 4582 10038 TIME...MOT...LOC 0240Z 334DEG 16KT 4595 10064 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ TMT  534 WGUS75 KFGZ 120248 FFSFGZ Flash Flood Statement National Weather Service Flagstaff AZ 748 PM MST Tue Aug 11 2026 AZC001-120430- /O.CON.KFGZ.FF.W.0105.000000T0000Z-260812T0430Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Apache AZ- 848 PM MDT Tue Aug 11 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1030 PM MDT THIS EVENING FOR WIDE RUINS IN APACHE COUNTY... At 848 PM MDT, Doppler radar indicated that the heavy rainfall had ended over the Wide Ruins area. However, flash flooding remains a threat from earlier thunderstorms producing heavy rain. Between 0.75 and 1.5 inches of rain have fallen. Only light additional rainfall is expected. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, normally dry washes, and highways. Some locations that will experience flash flooding include... Klagetoh, Wide Ruins and Antelope Lake. This includes Highway 191 between mile markers 387 and 397. This includes the following creeks, washes and rivers... Oak Ridge Wash, Bent Knee Wash and Wide Ruin Wash. PRECAUTIONARY/PREPAREDNESS ACTIONS... Flooding of washes and creeks will occur, some dirt roads will become muddy and impassable. Paved roads and underpasses could become flooded as well. Be especially cautious at night when it is harder to recognize the dangers of flooding. Low water crossings will become dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && LAT...LON 3550 10930 3556 10940 3556 10948 3551 10951 3549 10955 3540 10954 3532 10963 3529 10963 3544 10933 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ Humphreys  289 WUUS53 KBIS 120249 SVRBIS NDC059-120330- /O.NEW.KBIS.SV.W.0273.260812T0249Z-260812T0330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Bismarck ND 949 PM CDT Tue Aug 11 2026 The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... Northeastern Morton County in south central North Dakota... * Until 1030 PM CDT. * At 949 PM CDT, a severe thunderstorm was located over Almont, or 28 miles west of Mandan, moving east at 30 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include... New Salem, Almont, St. Anthony, Judson, Fish Creek Dam, Sweet Briar Lake and Crown Butte Lake. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. && LAT...LON 4663 10158 4683 10161 4692 10104 4662 10085 4660 10130 4663 10130 TIME...MOT...LOC 0249Z 250DEG 27KT 4674 10147 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Adam  272 WWUS53 KUNR 120249 SVSUNR Severe Weather Statement National Weather Service Rapid City SD 849 PM MDT Tue Aug 11 2026 SDC055-071-093-103-120345- /O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/ Haakon SD-Jackson SD-Meade SD-Pennington SD- 849 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR NORTHWESTERN JACKSON, SOUTHWESTERN HAAKON, SOUTH CENTRAL MEADE AND SOUTHEASTERN PENNINGTON COUNTIES... At 849 PM MDT, a severe thunderstorm was located over Quinn, or 22 miles west of Philip, moving southeast at 30 mph. THIS IS A DESTRUCTIVE STORM FOR WASTA, WALL, QUINN, COTTONWOOD. HAZARD...80 mph wind gusts and golf ball size hail. SOURCE...Automated observations. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be heavily damaged. Expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely. Locations impacted include... Philip, Wall, Interior, Wasta, Quinn, Grindstone, Cactus Flat, Cedar Pass, Creighton, Cottonwood, Delta 1 Launch Facility, Delta 9 Missile Silo, Minuteman Missile Visitors Center, Pinnacles Ranger Station, Grindstone Butte and northeastern Badlands National Park. This includes Interstate 90 in South Dakota between Mile Markers 94 and 146. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm has produced widespread destructive winds and is capable of producing dangerous hail. Continuous cloud to ground lightning is occurring with this storm. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4417 10258 4435 10197 4394 10137 4362 10206 TIME...MOT...LOC 0247Z 332DEG 24KT 4403 10211 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...OBSERVED MAX WIND GUST...80 MPH $$ SE  942 WWUS53 KABR 120251 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 951 PM CDT Tue Aug 11 2026 SDC031-120301- /O.CAN.KABR.SV.W.0203.000000T0000Z-260812T0315Z/ Corson SD- 851 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR NORTHEASTERN CORSON COUNTY... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning has been cancelled. However, small hail is still possible with this thunderstorm. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office. A Severe Thunderstorm Watch remains in effect until 1200 AM MDT for a portion of north central South Dakota. && LAT...LON 4578 10036 4572 10060 4594 10076 4594 10050 4593 10049 4592 10047 4592 10046 4590 10043 4589 10043 4588 10042 4587 10039 4586 10038 4582 10038 TIME...MOT...LOC 0247Z 334DEG 16KT 4592 10062 $$ TMT  427 WGUS73 KJKL 120252 FFSJKL Flash Flood Statement National Weather Service Jackson KY 1052 PM EDT Tue Aug 11 2026 KYC199-120302- /O.EXP.KJKL.FF.W.0041.000000T0000Z-260812T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Pulaski KY- 1052 PM EDT Tue Aug 11 2026 ...FLASH FLOOD WARNING WILL EXPIRE AT 11 PM EDT THIS EVENING FOR NORTHWESTERN PULASKI COUNTY... The heavy rain has ended. Flooding is no longer expected to pose an imminent threat. Please continue to heed any lingering road closures. A Flood Watch remains in effect until 800 AM EDT Wednesday for portions of east central, south central, and southeast Kentucky. && LAT...LON 3710 8469 3719 8479 3722 8475 3724 8472 3726 8468 3730 8463 3729 8453 3728 8451 $$ MARCUS  452 WGUS72 KFFC 120252 FFSFFC Flash Flood Statement National Weather Service Peachtree City GA 1052 PM EDT Tue Aug 11 2026 GAC215-120302- /O.CAN.KFFC.FF.W.0061.000000T0000Z-260812T0715Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Muscogee GA- 1052 PM EDT Tue Aug 11 2026 ...FLASH FLOOD WARNING IS CANCELLED FOR WESTERN MUSCOGEE COUNTY... The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. && LAT...LON 3258 8485 3254 8481 3244 8488 3241 8498 3242 8496 3244 8497 3245 8500 3247 8500 3249 8499 3251 8500 3254 8502 3254 8503 3258 8507 3261 8508 3261 8491 3258 8491 $$  426 WWUS53 KABR 120252 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 952 PM CDT Tue Aug 11 2026 SDC031-120302- /O.CAN.KABR.SV.W.0204.000000T0000Z-260812T0330Z/ Corson SD- 852 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR WESTERN CORSON COUNTY... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning has been cancelled. However, small hail and gusty winds are still possible with this thunderstorm. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office. A Severe Thunderstorm Watch remains in effect until 1200 AM MDT for a portion of north central South Dakota. && LAT...LON 4579 10177 4594 10159 4594 10157 4569 10122 4548 10163 TIME...MOT...LOC 0242Z 333DEG 19KT 4578 10164 $$ TMT  758 WGUS73 KJKL 120254 FFSJKL Flash Flood Statement National Weather Service Jackson KY 1054 PM EDT Tue Aug 11 2026 KYC125-120304- /O.EXP.KJKL.FF.W.0043.000000T0000Z-260812T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Laurel KY- 1054 PM EDT Tue Aug 11 2026 ...FLASH FLOOD WARNING WILL EXPIRE AT 11 PM EDT THIS EVENING FOR CENTRAL LAUREL COUNTY... The heavy rain has ended. Flooding is no longer expected to pose an imminent threat. Please continue to heed any lingering road closures. A Flood Watch remains in effect until 800 AM EDT Wednesday for portions of east central, south central, and southeast Kentucky. && LAT...LON 3715 8421 3715 8411 3711 8400 3705 8406 3705 8421 3708 8421 $$ MARCUS  852 WWUS53 KBIS 120256 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 956 PM CDT Tue Aug 11 2026 NDC001-120306- /O.EXP.KBIS.SV.W.0272.000000T0000Z-260812T0300Z/ Adams ND- 856 PM MDT Tue Aug 11 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 9 PM MDT FOR SOUTH CENTRAL ADAMS COUNTY... The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning will be allowed to expire. && LAT...LON 4601 10253 4607 10240 4595 10221 4595 10246 TIME...MOT...LOC 0240Z 309DEG 20KT 4596 10238 $$ Adam  055 WGUS74 KMRX 120257 FFSMRX Flash Flood Statement National Weather Service Morristown TN 1057 PM EDT Tue Aug 11 2026 TNC009-093-155-120530- /O.CON.KMRX.FF.W.0063.000000T0000Z-260812T0530Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Blount TN-Knox TN-Sevier TN- 1057 PM EDT Tue Aug 11 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM EDT WEDNESDAY FOR NORTHEASTERN BLOUNT, SOUTHEASTERN KNOX AND WESTERN SEVIER COUNTIES... At 1057 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Knoxville, Sevierville, Gatlinburg, Pigeon Forge, Pittman Center, McMahan, Seymour, Kimberlin Heights and Wears Valley. This includes the following highways... Interstate 75 in Tennessee between mile markers 108 and 109. Interstate 40 in Tennessee between mile markers 384 and 403. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. && LAT...LON 3596 8402 3603 8398 3608 8391 3609 8388 3606 8379 3603 8373 3598 8365 3593 8356 3584 8350 3577 8343 3570 8338 3564 8352 3568 8367 3571 8374 3586 8392 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ 52