343 WUUS55 KFGZ 130004 SVRFGZ AZC017-130030- /O.NEW.KFGZ.SV.W.0035.250913T0004Z-250913T0030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Flagstaff AZ 504 PM MST Fri Sep 12 2025 The National Weather Service in Flagstaff has issued a * Severe Thunderstorm Warning for... Navajo County in north central Arizona... * Until 530 PM MST. * At 504 PM MST, a severe thunderstorm was located 7 miles south of Aripine, or 22 miles east of Forest Lakes, moving northeast at 40 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... Taylor, Clay Springs, Pinedale, Aripine and Snowflake. This includes the following highways... State Route 260 between mile markers 312 and 328. State Route 277 between mile markers 315 and 336. 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. 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 3421 11031 3424 11049 3434 11053 3464 11030 3451 11008 TIME...MOT...LOC 0004Z 214DEG 35KT 3431 11042 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ LaGuardia  027 WWUS53 KBIS 130004 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 704 PM CDT Fri Sep 12 2025 NDC029-085-130030- /O.CON.KBIS.SV.W.0275.000000T0000Z-250913T0030Z/ Sioux ND-Emmons ND- 704 PM CDT Fri Sep 12 2025 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR EAST CENTRAL SIOUX AND SOUTHWESTERN EMMONS COUNTIES... At 704 PM CDT, a severe thunderstorm was located near Prairie Knights Resort, or 20 miles west of Linton, moving southeast at 15 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Fort Yates, Prairie Knights Resort, Cattail Recreation Area, and Beaver Bay Recreation Area. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4628 10083 4635 10059 4618 10032 4606 10048 4608 10074 TIME...MOT...LOC 0004Z 331DEG 13KT 4622 10066 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ ADAM  202 WHUS52 KMFL 130004 SMWMFL GMZ657-130030- /O.NEW.KMFL.MA.W.0341.250913T0004Z-250913T0030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Miami FL 804 PM EDT Fri Sep 12 2025 The National Weather Service in Miami has issued a * Special Marine Warning for... Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM... * Until 830 PM EDT. * At 804 PM EDT, a severe thunderstorm capable of producing waterspouts was located near Whitewater Bay, moving south at 15 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Middle Cape Sable, Whitewater Bay, East Cape Canal, and Northwest Cape Sable. PRECAUTIONARY/PREPAREDNESS ACTIONS... Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. Report severe weather to the Coast Guard or the National Weather Service. You can also share your report with NWS Miami on Facebook and Twitter. && LAT...LON 2529 8122 2537 8101 2523 8088 2520 8090 2519 8103 2528 8113 2524 8114 2514 8104 2513 8104 2512 8106 2512 8116 TIME...MOT...LOC 0004Z 343DEG 17KT 2527 8106 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ Hadi  178 WWUS55 KFGZ 130005 SVSFGZ Severe Weather Statement National Weather Service Flagstaff AZ 505 PM MST Fri Sep 12 2025 AZC007-017-130015- /O.EXP.KFGZ.SV.W.0034.000000T0000Z-250913T0000Z/ Gila AZ-Navajo AZ- 505 PM MST Fri Sep 12 2025 ...SEVERE THUNDERSTORM WARNING HAS EXPIRED FOR GILA AND NAVAJO COUNTIES... The Severe Thunderstorm Warning that was previously in effect has been reissued for Navajo County and is in effect until 530 PM MST. Please refer to that bulletin for the latest severe weather information. && LAT...LON 3400 11055 3394 11058 3395 11069 3401 11078 3440 11062 3432 11036 TIME...MOT...LOC 2329Z 202DEG 33KT 3403 11066 $$ LaGuardia  703 WWUS55 KTWC 130009 SVSTWC Severe Weather Statement National Weather Service Tucson AZ 509 PM MST Fri Sep 12 2025 AZC009-011-130045- /O.CON.KTWC.SV.W.0076.000000T0000Z-250913T0045Z/ Graham AZ-Greenlee AZ- 509 PM MST Fri Sep 12 2025 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM MST FOR EAST CENTRAL GRAHAM AND WEST CENTRAL GREENLEE COUNTIES... At 509 PM MST, a severe thunderstorm was located 9 miles southwest of Morenci, moving north at 30 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... Guthrie and Three Way. This includes the following highways... Route 78 between mile markers 155 and 156. Route 191 between mile markers 135 and 158. Route 75 near mile marker 398. Route 70 between mile markers 361 and 365. 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 3281 10929 3273 10933 3287 10961 3306 10964 3309 10944 3296 10921 TIME...MOT...LOC 2355Z 198DEG 23KT 3287 10947 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ EDWARDS  966 WWUS53 KBIS 130010 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 710 PM CDT Fri Sep 12 2025 NDC059-085-130019- /O.EXP.KBIS.SV.W.0274.000000T0000Z-250913T0015Z/ Sioux ND-Morton ND- 710 PM CDT Fri Sep 12 2025 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN SIOUX AND SOUTHEASTERN MORTON COUNTIES WILL EXPIRE AT 715 PM CDT... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. However, small hail and heavy rain are still possible with this thunderstorm. Remember, a Severe Thunderstorm Warning still remains in effect for portions of northeastern Sioux County until 730 PM CDT. && LAT...LON 4625 10096 4646 10109 4657 10069 4636 10055 TIME...MOT...LOC 0009Z 227DEG 0KT 4641 10089 $$ ADAM  749 WWUS55 KRIW 130012 SVSRIW Severe Weather Statement National Weather Service Riverton WY 612 PM MDT Fri Sep 12 2025 WYC043-130022- /O.EXP.KRIW.SV.W.0108.000000T0000Z-250913T0015Z/ Washakie- 612 PM MDT Fri Sep 12 2025 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WASHAKIE COUNTY WILL EXPIRE AT 615 PM MDT... 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 4397 10718 4394 10738 4405 10750 4411 10715 TIME...MOT...LOC 0012Z 173DEG 28KT 4412 10734 $$ Gerhardt  140 WWUS53 KABR 130013 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 613 PM MDT Fri Sep 12 2025 SDC031-130045- /O.CON.KABR.SV.W.0261.000000T0000Z-250913T0045Z/ Corson SD- 613 PM MDT Fri Sep 12 2025 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM MDT FOR NORTHWESTERN CORSON COUNTY... At 613 PM MDT, a severe thunderstorm was located 11 miles south of Morristown, or 23 miles southeast of Lemmon, and is nearly stationary. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of northwestern Corson County. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4568 10184 4593 10177 4591 10138 4565 10144 TIME...MOT...LOC 0013Z 075DEG 3KT 4578 10173 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BC  316 WWUS53 KABR 130018 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 618 PM MDT Fri Sep 12 2025 SDC031-130045- /O.CON.KABR.SV.W.0261.000000T0000Z-250913T0045Z/ Corson SD- 618 PM MDT Fri Sep 12 2025 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM MDT FOR NORTHWESTERN CORSON COUNTY... At 618 PM MDT, a severe thunderstorm was located 10 miles south of Morristown, or 23 miles southeast of Lemmon, and is nearly stationary. 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... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4568 10184 4589 10178 4587 10149 4566 10153 TIME...MOT...LOC 0018Z 275DEG 4KT 4578 10172 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BC  101 WUUS55 KFGZ 130019 SVRFGZ AZC001-007-017-130045- /O.NEW.KFGZ.SV.W.0036.250913T0019Z-250913T0045Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Flagstaff AZ 519 PM MST Fri Sep 12 2025 The National Weather Service in Flagstaff has issued a * Severe Thunderstorm Warning for... Gila County in east central Arizona... Navajo County in north central Arizona... Apache County in northeastern Arizona... * Until 545 PM MST. * At 519 PM MST, a severe thunderstorm was located over Kinishba Ruins, or 30 miles south of Show Low, moving northeast at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Rainbow City, Whiteriver, Turkey Creek, Whiteriver Airport, Round Top Mountain, Seven Mile, Fort Apache, North Fork, Kinishba Ruins, Christmas Tree Lake, McNary, East Fork and Canyon Day. This includes State Route 73 between mile markers 328 and 353. This includes the following recreation areas and campgrounds... Diamond Creek Campground. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. && LAT...LON 3373 11003 3377 11012 3387 11014 3407 10984 3387 10967 TIME...MOT...LOC 0019Z 238DEG 28KT 3382 11003 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ LaGuardia  684 WWUS55 KFGZ 130024 SVSFGZ Severe Weather Statement National Weather Service Flagstaff AZ 524 PM MST Fri Sep 12 2025 AZC017-130034- /O.EXP.KFGZ.SV.W.0035.000000T0000Z-250913T0030Z/ Navajo AZ- 524 PM MST Fri Sep 12 2025 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 530 PM MST FOR NAVAJO 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 gusty winds are still possible with this thunderstorm. && LAT...LON 3421 11031 3424 11049 3434 11053 3464 11030 3451 11008 TIME...MOT...LOC 0004Z 214DEG 35KT 3431 11042 $$ LaGuardia  311 WWUS55 KGGW 130026 SVSGGW Severe Weather Statement National Weather Service Glasgow MT 626 PM MDT Fri Sep 12 2025 MTC071-130100- /O.CON.KGGW.SV.W.0126.000000T0000Z-250913T0100Z/ Phillips MT- 626 PM MDT Fri Sep 12 2025 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM MDT FOR CENTRAL PHILLIPS COUNTY... At 626 PM MDT, a severe thunderstorm was located 20 miles south of Dodson, or 21 miles northeast of Zortman, moving northeast at 15 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Phillips. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4806 10817 4814 10825 4839 10816 4809 10790 TIME...MOT...LOC 0026Z 243DEG 11KT 4810 10815 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH $$ Mickelson  998 WWUS53 KBIS 130031 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 731 PM CDT Fri Sep 12 2025 NDC029-085-130040- /O.EXP.KBIS.SV.W.0275.000000T0000Z-250913T0030Z/ Sioux ND-Emmons ND- 731 PM CDT Fri Sep 12 2025 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SIOUX AND SOUTHWESTERN EMMONS COUNTIES HAS EXPIRED... 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 allowed to expire. However, small hail and heavy rain are still possible with this thunderstorm. && LAT...LON 4628 10083 4635 10059 4618 10032 4606 10048 4608 10074 TIME...MOT...LOC 0030Z 331DEG 13KT 4614 10060 $$ ADAM  398 WWUS53 KABR 130034 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 634 PM MDT Fri Sep 12 2025 SDC031-130045- /O.CON.KABR.SV.W.0261.000000T0000Z-250913T0045Z/ Corson SD- 634 PM MDT Fri Sep 12 2025 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM MDT FOR NORTHWESTERN CORSON COUNTY... At 634 PM MDT, a severe thunderstorm was located 12 miles south of Keldron, or 22 miles southeast of Lemmon, and is nearly stationary. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of northwestern Corson County. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4568 10184 4589 10178 4587 10149 4566 10153 TIME...MOT...LOC 0034Z 069DEG 4KT 4575 10178 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BC  248 WUUS55 KGJT 130036 SVRGJT UTC037-130100- /O.NEW.KGJT.SV.W.0054.250913T0036Z-250913T0100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Grand Junction CO 636 PM MDT Fri Sep 12 2025 The National Weather Service in Grand Junction has issued a * Severe Thunderstorm Warning for... East central San Juan County in southeastern Utah... * Until 700 PM MDT. * At 636 PM MDT, a severe thunderstorm was located 9 miles northeast of Blanding, moving north at 30 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... Monticello. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3761 10928 3767 10949 3805 10940 3796 10906 TIME...MOT...LOC 0036Z 198DEG 26KT 3772 10936 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KAA  719 WWUS55 KTWC 130038 SVSTWC Severe Weather Statement National Weather Service Tucson AZ 538 PM MST Fri Sep 12 2025 AZC009-011-130048- /O.CAN.KTWC.SV.W.0076.000000T0000Z-250913T0045Z/ Graham AZ-Greenlee AZ- 538 PM MST Fri Sep 12 2025 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR EAST CENTRAL GRAHAM AND WEST CENTRAL GREENLEE COUNTIES... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. A thunderstorm with the potential for hail and strong wind gusts continues to move northward through west central Greenlee County. && LAT...LON 3273 10933 3287 10961 3306 10964 3309 10944 3296 10921 3281 10929 TIME...MOT...LOC 0009Z 198DEG 23KT 3296 10943 $$ EDWARDS  235 WUUS53 KABR 130038 SVRABR SDC031-130130- /O.NEW.KABR.SV.W.0262.250913T0038Z-250913T0130Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Aberdeen SD 638 PM MDT Fri Sep 12 2025 The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Northwestern Corson County in north central South Dakota... * Until 730 PM MDT. * At 638 PM MDT, a severe thunderstorm was located 13 miles south of Keldron, or 21 miles southeast of Lemmon, moving west at 10 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... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4582 10200 4587 10166 4569 10164 4563 10200 TIME...MOT...LOC 0038Z 070DEG 10KT 4574 10181 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BC  684 WWUS55 KGGW 130040 SVSGGW Severe Weather Statement National Weather Service Glasgow MT 640 PM MDT Fri Sep 12 2025 MTC071-130050- /O.CAN.KGGW.SV.W.0126.000000T0000Z-250913T0100Z/ Phillips MT- 640 PM MDT Fri Sep 12 2025 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL PHILLIPS COUNTY IS CANCELLED... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning has been cancelled. && LAT...LON 4806 10817 4814 10825 4839 10816 4809 10790 TIME...MOT...LOC 0036Z 243DEG 11KT 4812 10809 $$ Mickelson  355 WWUS55 KFGZ 130041 SVSFGZ Severe Weather Statement National Weather Service Flagstaff AZ 541 PM MST Fri Sep 12 2025 AZC001-007-017-130051- /O.EXP.KFGZ.SV.W.0036.000000T0000Z-250913T0045Z/ Apache AZ-Gila AZ-Navajo AZ- 541 PM MST Fri Sep 12 2025 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 545 PM MST FOR GILA, NAVAJO AND APACHE COUNTIES... 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 gusty winds are still possible with this thunderstorm. && LAT...LON 3373 11003 3377 11012 3387 11014 3407 10984 3387 10967 TIME...MOT...LOC 0019Z 238DEG 28KT 3382 11003 $$ LaGuardia  947 WUUS55 KTWC 130046 SVRTWC AZC011-130145- /O.NEW.KTWC.SV.W.0077.250913T0046Z-250913T0145Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tucson AZ 546 PM MST Fri Sep 12 2025 The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... Greenlee County in southeastern Arizona... * Until 645 PM MST. * At 546 PM MST, severe thunderstorms were located 18 miles north of Morenci, moving north at 40 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will be near... Hannagan Meadow around 620 PM MST. Blue around 630 PM MST. Other locations impacted by the severe thunderstorm include Rose Peak. This includes the following highways... Route 78 between mile markers 170 and 174. Route 191 between mile markers 179 and 247. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds and large hail. Torrential rainfall is also occurring with these storms and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3306 10905 3312 10935 3323 10950 3365 10950 3366 10948 3369 10948 3370 10947 3369 10946 3371 10945 3371 10941 3372 10941 3372 10940 3371 10940 3372 10938 3373 10935 3374 10936 3378 10935 3378 10905 TIME...MOT...LOC 0044Z 198DEG 34KT 3330 10942 3316 10916 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ EDWARDS  061 WGUS53 KABR 130049 FFWABR SDC031-130400- /O.NEW.KABR.FF.W.0014.250913T0049Z-250913T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Aberdeen SD 749 PM CDT Fri Sep 12 2025 The National Weather Service in Aberdeen has issued a * Flash Flood Warning for... Northwestern Corson County in north central South Dakota... * Until 1000 PM MDT. * At 649 PM MDT, the public reported thunderstorms producing heavy rain across the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Public 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... Western Standing Rock Nation. This includes the following streams and drainages... Cedar Boy Creek, Grand River, Little Soldier Creek, Dirt Lodge Creek, Willow Creek, Red Willow Creek and Deer Creek. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 4578 10192 4589 10159 4577 10146 4567 10188 FLASH FLOOD...OBSERVED $$ 07  929 WWUS55 KGJT 130053 SVSGJT Severe Weather Statement National Weather Service Grand Junction CO 653 PM MDT Fri Sep 12 2025 UTC037-130103- /O.EXP.KGJT.SV.W.0054.000000T0000Z-250913T0100Z/ San Juan UT- 653 PM MDT Fri Sep 12 2025 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SAN JUAN COUNTY WILL EXPIRE AT 700 PM MDT... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. However, heavy rain is still possible with this thunderstorm. && LAT...LON 3761 10928 3767 10949 3805 10940 3796 10906 TIME...MOT...LOC 0053Z 198DEG 26KT 3780 10933 $$ KAA  768 WWUS53 KABR 130059 SVSABR Severe Weather Statement National Weather Service Aberdeen SD 659 PM MDT Fri Sep 12 2025 SDC031-130130- /O.CON.KABR.SV.W.0262.000000T0000Z-250913T0130Z/ Corson SD- 659 PM MDT Fri Sep 12 2025 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR NORTHWESTERN CORSON COUNTY... At 657 PM MDT, a severe thunderstorm was located 13 miles north of Shambo Ranch, or 21 miles southeast of Lemmon, and is nearly stationary. 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... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4582 10200 4587 10166 4569 10164 4563 10200 TIME...MOT...LOC 0057Z 273DEG 1KT 4573 10182 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BC