567 WHUS52 KKEY 121800 SMWKEY GMZ032-035-043-044-121830- /O.NEW.KKEY.MA.W.0315.250912T1800Z-250912T1830Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Key West FL 200 PM EDT Fri Sep 12 2025 The National Weather Service in Key West has issued a * Special Marine Warning for... Hawk Channel from Craig Key to Halfmoon Shoal out to the reef... Bay and Gulf Side from Craig Key to Halfmoon Shoal out to 5 fathoms... * Until 230 PM EDT. * At 200 PM EDT, a strong thunderstorm was located over Little Pine Key. The strong thunderstorm was nearly stationary. HAZARD...Wind gusts 34 knots or greater. SOURCE...National Weather Service Meteorologist. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. * Locations in the warning include... Money Key and Little Pine Key. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor as quickly, and as safely as possible. When downpours reduce visibility, slow down. Prepare for wind gusts in excess of 34 knots, steep and fast-building seas, frequent lightning, and blinding downpours. Stay low or go below, and make sure all on board are wearing life jackets. && LAT...LON 2465 8117 2466 8126 2467 8125 2468 8126 2466 8127 2467 8134 2468 8135 2470 8135 2476 8136 2477 8133 2476 8132 2477 8132 2477 8129 2480 8117 TIME...MOT...LOC 1800Z 267DEG 4KT 2471 8130 HAIL...0.00IN WIND...>34KTS $$ JAM  061 WGUS73 KDLH 121801 FFSDLH Flash Flood Statement National Weather Service Duluth MN 101 PM CDT Fri Sep 12 2025 MNC035-121930- /O.CON.KDLH.FF.W.0013.000000T0000Z-250912T1930Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Crow Wing MN- 101 PM CDT Fri Sep 12 2025 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 230 PM CDT THIS AFTERNOON FOR SOUTHERN CROW WING COUNTY... At 101 PM CDT Friday, Between 2 and 3 inches of rain have fallen across southern Crow Wing county. Flash flooding, especially in low lying areas, will continue. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Brainerd, Mille Lacs Lake, Baxter, Crosby, Ironton, Deerwood, Garrison, Upper South Long Lake, South Long Lake, Crow Wing State Park, East Gull Lake, Bay Lake, Riverton, Woodrow and Barrows. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. && LAT...LON 4625 9381 4624 9433 4628 9433 4629 9433 4633 9433 4638 9433 4641 9433 4651 9381 FLASH FLOOD...RADAR INDICATED $$ PA  025 WWUS53 KDLH 121805 SVSDLH Severe Weather Statement National Weather Service Duluth MN 105 PM CDT Fri Sep 12 2025 MNC137-121815- /O.EXP.KDLH.SV.W.0105.000000T0000Z-250912T1815Z/ St. Louis MN- 105 PM CDT Fri Sep 12 2025 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL ST. LOUIS COUNTY WILL EXPIRE AT 115 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. && LAT...LON 4762 9227 4782 9217 4779 9188 4754 9202 TIME...MOT...LOC 1805Z 287DEG 18KT 4769 9213 $$ Britt  912 WWUS53 KBIS 121807 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 107 PM CDT Fri Sep 12 2025 NDC105-121830- /O.CON.KBIS.TO.W.0035.000000T0000Z-250912T1830Z/ Williams ND- 107 PM CDT Fri Sep 12 2025 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 PM CDT FOR EAST CENTRAL WILLIAMS COUNTY... At 107 PM CDT, a confirmed tornado was located over Ray, or 25 miles northeast of Williston, moving northeast at 5 mph. HAZARD...Damaging tornado. SOURCE...Weather spotters confirmed tornado. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. This tornadic thunderstorm will remain over mainly rural areas of east central Williams County, including the following locations... Wheelock. PRECAUTIONARY/PREPAREDNESS ACTIONS... To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4839 10304 4836 10300 4832 10299 4830 10299 4828 10300 4820 10317 4832 10331 4840 10316 TIME...MOT...LOC 1807Z 234DEG 6KT 4833 10313 TORNADO...OBSERVED MAX HAIL SIZE...<.75 IN $$ HEINERT  071 WWUS53 KBIS 121809 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 109 PM CDT Fri Sep 12 2025 NDC105-121830- /O.CON.KBIS.TO.W.0035.000000T0000Z-250912T1830Z/ Williams ND- 109 PM CDT Fri Sep 12 2025 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 PM CDT FOR EAST CENTRAL WILLIAMS COUNTY... At 107 PM CDT, a confirmed tornado was located over Ray, or 25 miles northeast of Williston, moving northeast at 5 mph. HAZARD...Damaging tornado. SOURCE...Weather spotters confirmed tornado. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely. This tornadic thunderstorm will remain over mainly rural areas of east central Williams County, including the following locations... Wheelock. PRECAUTIONARY/PREPAREDNESS ACTIONS... To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a basement or an interior room on the lowest floor of a sturdy building. Avoid windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4839 10304 4836 10300 4832 10299 4830 10299 4828 10300 4820 10317 4832 10331 4840 10316 TIME...MOT...LOC 1807Z 234DEG 6KT 4833 10313 TORNADO...OBSERVED MAX HAIL SIZE...<.75 IN $$ HEINERT  629 WUUS55 KTWC 121809 SVRTWC AZC021-121900- /O.NEW.KTWC.SV.W.0069.250912T1809Z-250912T1900Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tucson AZ 1109 AM MST Fri Sep 12 2025 The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... Southeastern Pinal County in southeastern Arizona... * Until noon MST. * At 1109 AM MST, a severe thunderstorm was located near Oracle, moving northeast at 15 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Oracle, Mammoth, San Manuel and Campo Bonito. This includes Route 77 between mile markers 100 and 120. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3252 11080 3257 11084 3280 11071 3280 11045 3266 11045 3252 11063 TIME...MOT...LOC 1809Z 224DEG 14KT 3258 11071 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ EDWARDS  138 WGUS75 KSLC 121811 FFSSLC Flash Flood Statement National Weather Service Salt Lake City UT 1211 PM MDT Fri Sep 12 2025 UTC015-055-121821- /O.EXP.KSLC.FF.W.0028.000000T0000Z-250912T1815Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Emery UT-Wayne UT- 1211 PM MDT Fri Sep 12 2025 ...FLASH FLOOD WARNING WILL EXPIRE AT 1215 PM MDT THIS AFTERNOON FOR SOUTHEASTERN EMERY AND NORTHEASTERN WAYNE COUNTIES... The heavy rain has largely ended, though a newly developed storm is bringing some additional light to moderate rainfall. Flooding is no longer expected to pose an immediate widespread threat. Please continue to heed remaining road closures. && LAT...LON 3882 11011 3875 11008 3871 11012 3862 11004 3861 11006 3859 11000 3858 11006 3856 10999 3851 11005 3848 11000 3845 11004 3842 11000 3839 11003 3834 10994 3835 11021 3849 11040 3874 11023 $$ STW  938 WUUS55 KGJT 121818 SVRGJT UTC037-121845- /O.NEW.KGJT.SV.W.0041.250912T1818Z-250912T1845Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Grand Junction CO 1218 PM MDT Fri Sep 12 2025 The National Weather Service in Grand Junction has issued a * Severe Thunderstorm Warning for... East central San Juan County in southeastern Utah... * Until 1245 PM MDT. * At 1218 PM MDT, a severe thunderstorm was located 10 miles west of White Mesa, or 15 miles southwest of Blanding, moving north at 45 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Blanding. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3736 10961 3743 10976 3785 10973 3778 10931 TIME...MOT...LOC 1818Z 196DEG 38KT 3745 10965 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BW  603 WWUS55 KTWC 121820 SVSTWC Severe Weather Statement National Weather Service Tucson AZ 1120 AM MST Fri Sep 12 2025 AZC021-121900- /O.CON.KTWC.SV.W.0069.000000T0000Z-250912T1900Z/ Pinal AZ- 1120 AM MST Fri Sep 12 2025 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON MST FOR SOUTHEASTERN PINAL COUNTY... At 1120 AM MST, a severe thunderstorm was located over San Manuel, moving northeast 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... Oracle, Mammoth, San Manuel and Campo Bonito. This includes Route 77 between mile markers 102 and 120. 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 3256 11076 3258 11080 3280 11071 3280 11045 3266 11045 3252 11063 3252 11066 TIME...MOT...LOC 1809Z 237DEG 21KT 3258 11070 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ EDWARDS  725 WGUS55 KGJT 121825 FFWGJT UTC037-122130- /O.NEW.KGJT.FF.W.0028.250912T1825Z-250912T2130Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Grand Junction CO 1225 PM MDT Fri Sep 12 2025 The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... South Central San Juan County in southeastern Utah... * Until 330 PM MDT. * At 1225 PM MDT, Doppler radar indicated thunderstorms producing heavy rain in Comb Wash west of Bluff, UT. Between 0.2 and 0.5 inches of rain have fallen. The expected rainfall rate is 1.5 to 3 inches in 1 hour. Additional rainfall amounts of 0.3 to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Highway 163 is susceptible to flooding. * Some locations that will experience flash flooding include... Bluff and Tselakai Dezza and Highway 163 PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Remain alert for flooding even in locations not receiving rain. Arroyos, streams, and rivers can become raging currents in a matter of minutes, even from distant rainfall. && LAT...LON 3746 10970 3756 10970 3756 10963 3754 10962 3731 10962 3723 10965 3721 10970 3723 10971 3732 10970 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...1.5-3 INCHES IN 1 HOUR $$ ERW  953 WUUS55 KTWC 121825 SVRTWC AZC003-121915- /O.NEW.KTWC.SV.W.0070.250912T1825Z-250912T1915Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tucson AZ 1125 AM MST Fri Sep 12 2025 The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... West Central Cochise County in southeastern Arizona... * Until 1215 PM MST. * At 1125 AM MST, a severe thunderstorm was located near Benson, moving northeast at 10 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... Benson. This includes the following highways... Route 80 between mile markers 293 and 294. Interstate 10 between mile markers 304 and 319. 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 3194 11031 3200 11035 3218 11021 3211 11012 3201 11006 TIME...MOT...LOC 1824Z 236DEG 10KT 3201 11026 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ EDWARDS  088 FZUS72 KKEY 121825 MWSKEY Marine Weather Statement National Weather Service Key West FL 225 PM EDT Fri Sep 12 2025 GMZ032-035-043-044-121835- /O.EXP.KKEY.MA.W.0315.000000T0000Z-250912T1830Z/ 225 PM EDT Fri Sep 12 2025 ...THE SPECIAL MARINE WARNING WILL EXPIRE AT 230 PM EDT... The affected areas were... Hawk Channel from Craig Key to Halfmoon Shoal out to the reef... Bay and Gulf Side from Craig Key to Halfmoon Shoal out to 5 fathoms... The thunderstorm has weakened. && LAT...LON 2465 8117 2466 8126 2467 8125 2468 8126 2466 8127 2467 8134 2468 8135 2470 8135 2476 8136 2477 8133 2476 8132 2477 8132 2477 8129 2480 8117 TIME...MOT...LOC 1825Z 267DEG 4KT 2471 8127 $$ JAM  652 WWUS53 KBIS 121828 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 128 PM CDT Fri Sep 12 2025 NDC105-121837- /O.EXP.KBIS.TO.W.0035.000000T0000Z-250912T1830Z/ Williams ND- 128 PM CDT Fri Sep 12 2025 ...THE TORNADO WARNING FOR EAST CENTRAL WILLIAMS COUNTY WILL EXPIRE AT 130 PM CDT... The tornadic thunderstorm which prompted the warning has weakened. Therefore, the warning will be allowed to expire. && LAT...LON 4839 10304 4836 10300 4832 10299 4830 10299 4828 10300 4820 10317 4832 10331 4840 10316 TIME...MOT...LOC 1827Z 234DEG 6KT 4835 10309 $$ HEINERT  903 WUUS55 KGJT 121830 SVRGJT UTC019-121900- /O.NEW.KGJT.SV.W.0042.250912T1830Z-250912T1900Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Grand Junction CO 1230 PM MDT Fri Sep 12 2025 The National Weather Service in Grand Junction has issued a * Severe Thunderstorm Warning for... Southwestern Grand County in east central Utah... * Until 100 PM MDT. * At 1229 PM MDT, a severe thunderstorm was located 17 miles south of Green River, moving northeast at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of southwestern Grand County. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3896 11005 3895 11000 3898 11004 3903 11001 3883 10970 3863 11005 3865 11004 3865 11006 3869 11010 3871 11008 3871 11012 3872 11011 3873 11012 3875 11010 3875 11008 3879 11012 3881 11010 3883 11013 TIME...MOT...LOC 1829Z 224DEG 27KT 3875 11007 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KAA  153 WWUS55 KTWC 121830 SVSTWC Severe Weather Statement National Weather Service Tucson AZ 1130 AM MST Fri Sep 12 2025 AZC021-121900- /O.CON.KTWC.SV.W.0069.000000T0000Z-250912T1900Z/ Pinal AZ- 1130 AM MST Fri Sep 12 2025 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON MST FOR SOUTHEASTERN PINAL COUNTY... At 1130 AM MST, a severe thunderstorm was located near San Manuel, moving northeast 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... Mammoth and San Manuel. This includes Route 77 between mile markers 110 and 116. 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 3252 11063 3255 11071 3280 11063 3280 11045 3266 11045 TIME...MOT...LOC 1820Z 237DEG 21KT 3262 11063 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ EDWARDS  346 WWUS55 KGJT 121831 SVSGJT Severe Weather Statement National Weather Service Grand Junction CO 1231 PM MDT Fri Sep 12 2025 UTC037-121845- /O.CON.KGJT.SV.W.0041.000000T0000Z-250912T1845Z/ San Juan UT- 1231 PM MDT Fri Sep 12 2025 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 PM MDT FOR EAST CENTRAL SAN JUAN COUNTY... At 1231 PM MDT, a severe thunderstorm was located 10 miles southwest of Blanding, moving north at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Blanding. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3749 10961 3754 10974 3784 10973 3785 10973 3779 10934 TIME...MOT...LOC 1831Z 191DEG 32KT 3755 10965 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ BW  608 WUUS55 KGJT 121832 SVRGJT UTC019-121900- /O.NEW.KGJT.SV.W.0043.250912T1832Z-250912T1900Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Grand Junction CO 1232 PM MDT Fri Sep 12 2025 The National Weather Service in Grand Junction has issued a * Severe Thunderstorm Warning for... North central Grand County in east central Utah... * Until 100 PM MDT. * At 1232 PM MDT, a severe thunderstorm was located 26 miles east of Green River, moving north 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. * This severe thunderstorm will remain over mainly rural areas of north central Grand 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 3903 10962 3905 10980 3942 10982 3935 10943 TIME...MOT...LOC 1832Z 186DEG 36KT 3914 10970 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KAA  148 WGUS55 KGJT 121833 FFWGJT UTC019-122045- /O.EXT.KGJT.FF.W.0026.000000T0000Z-250912T2045Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Grand Junction CO 1233 PM MDT Fri Sep 12 2025 The National Weather Service in Grand Junction has extended the * Flash Flood Warning for... South Central Grand County in east central Utah... * Until 245 PM MDT. * At 1233 PM MDT, Doppler radar indicated thunderstorms producing heavy rain in Salt Wash running through Arches National Park. Between 0.5 and 0.8 inches of rain have fallen. Additional rainfall amounts of 0.2 to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, highways, streets and underpasses as well as other poor drainage and low-lying areas. This includes the following streams and drainages... Salt Wash down to the Colorado River PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Remain alert for flooding even in locations not receiving rain. Arroyos, streams, and rivers can become raging currents in a matter of minutes, even from distant rainfall. It is important to know where you are relative to streams, rivers, or creeks which can become life threatening in heavy rains. Hikers should avoid streams or creeks, climb to higher grounds. Arches National Park is prone to rockslides and flash flooding in heavy rain. Stay alert for rocks and debris on roads, and avoid driving on flooded roads. && LAT...LON 3883 10955 3878 10952 3868 10949 3867 10951 3873 10953 3877 10955 3881 10960 3885 10969 3888 10969 3892 10967 3894 10965 3894 10962 3890 10957 FLASH FLOOD...RADAR INDICATED $$ ERW  729 WWUS55 KTWC 121835 SVSTWC Severe Weather Statement National Weather Service Tucson AZ 1135 AM MST Fri Sep 12 2025 AZC003-121915- /O.CON.KTWC.SV.W.0070.000000T0000Z-250912T1915Z/ Cochise AZ- 1135 AM MST Fri Sep 12 2025 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM MST FOR WEST CENTRAL COCHISE COUNTY... At 1135 AM MST, a severe thunderstorm was located 8 miles northeast of Benson, moving northeast at 15 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... Benson. This includes Interstate 10 between mile markers 307 and 319. 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 3195 11026 3203 11033 3218 11021 3211 11012 3201 11006 TIME...MOT...LOC 1825Z 233DEG 12KT 3202 11026 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ EDWARDS  724 FZUS71 KLWX 121846 MWSLWX Marine Weather Statement National Weather Service Baltimore MD/Washington DC 246 PM EDT Fri Sep 12 2025 ANZ534-536-537-543-122200- Chesapeake Bay from Drum Point MD to Smith Point VA- Tidal Potomac from Indian Head to Cobb Island MD- Tidal Potomac from Cobb Island MD to Smith Point VA- Tangier Sound and the inland waters surrounding Bloodsworth Island- 246 PM EDT Fri Sep 12 2025 ...ERRATIC AND OCCASIONALLY GUSTY WINDS... Winds will be somewhat erratic in direction, and may gust to near 20 knots at times through late this afternoon. Inexperienced mariners, especially those operating smaller vessels, should exercise extra caution if navigating the waters during this time. $$ DHOF  953 WWUS55 KGJT 121847 SVSGJT Severe Weather Statement National Weather Service Grand Junction CO 1247 PM MDT Fri Sep 12 2025 UTC019-121857- /O.CAN.KGJT.SV.W.0043.000000T0000Z-250912T1900Z/ Grand UT- 1247 PM MDT Fri Sep 12 2025 ...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL GRAND 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. To report severe weather, contact your nearest law enforcement agency. They will relay your report to the National Weather Service Grand Junction. && LAT...LON 3903 10962 3905 10980 3942 10982 3935 10943 TIME...MOT...LOC 1843Z 186DEG 36KT 3929 10968 $$ KAA  793 WUUS55 KGJT 121851 SVRGJT UTC019-037-121915- /O.NEW.KGJT.SV.W.0044.250912T1851Z-250912T1915Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Grand Junction CO 1251 PM MDT Fri Sep 12 2025 The National Weather Service in Grand Junction has issued a * Severe Thunderstorm Warning for... North central San Juan County in southeastern Utah... South central Grand County in east central Utah... * Until 115 PM MDT. * At 1251 PM MDT, a severe thunderstorm was located near Canyonlands National Park, or 17 miles southwest of Moab, moving northeast at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Moab, Canyonlands National Park, Spanish Valley, and Dead Horse Point State Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3831 10979 3842 10991 3869 10961 3846 10937 TIME...MOT...LOC 1851Z 234DEG 28KT 3839 10977 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KAA  283 WWUS55 KTWC 121854 SVSTWC Severe Weather Statement National Weather Service Tucson AZ 1154 AM MST Fri Sep 12 2025 AZC003-121904- /O.CAN.KTWC.SV.W.0070.000000T0000Z-250912T1915Z/ Cochise AZ- 1154 AM MST Fri Sep 12 2025 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR WEST 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 has been cancelled. && LAT...LON 3195 11026 3203 11033 3218 11021 3211 11012 3201 11006 TIME...MOT...LOC 1835Z 233DEG 12KT 3204 11023 $$ EDWARDS  764 WUUS55 KGJT 121855 SVRGJT UTC019-121930- /O.NEW.KGJT.SV.W.0045.250912T1855Z-250912T1930Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Grand Junction CO 1255 PM MDT Fri Sep 12 2025 The National Weather Service in Grand Junction has issued a * Severe Thunderstorm Warning for... West central Grand County in east central Utah... * Until 130 PM MDT. * At 1255 PM MDT, a severe thunderstorm was located 16 miles southeast of Green River, moving northeast at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of west central Grand County. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3895 11002 3895 11000 3897 11000 3916 10981 3894 10954 3872 10993 3889 11008 TIME...MOT...LOC 1855Z 228DEG 25KT 3884 10992 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ KAA  361 WUUS55 KTWC 121857 SVRTWC AZC009-021-121945- /O.NEW.KTWC.SV.W.0071.250912T1857Z-250912T1945Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tucson AZ 1157 AM MST Fri Sep 12 2025 The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... Southwestern Graham County in southeastern Arizona... East Central Pinal County in southeastern Arizona... * Until 1245 PM MST. * At 1157 AM MST, a severe thunderstorm was located 12 miles east of San Manuel, moving northeast 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. * Locations impacted include... Aravaipa Canyon Wilderness and Klondyke. 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 3256 11047 3266 11058 3299 11042 3275 11001 TIME...MOT...LOC 1857Z 222DEG 17KT 3268 11046 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ CWR