998 WWUS55 KFGZ 180100 SVSFGZ Severe Weather Statement National Weather Service Flagstaff AZ 600 PM MST Thu Sep 17 2026 AZC005-180115- /O.CON.KFGZ.SV.W.0127.000000T0000Z-260918T0115Z/ Coconino AZ- 600 PM MST Thu Sep 17 2026 /700 PM MDT Thu Sep 17 2026/ ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM MST /715 PM MDT/ FOR COCONINO COUNTY... At 600 PM MST /700 PM MDT/, a severe thunderstorm was located 6 miles north of Black Falls Crossing, or 33 miles south of Tuba City, moving east 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... Ward Terrace. 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 3562 11136 3580 11142 3584 11118 3559 11118 TIME...MOT...LOC 0042Z 264DEG 11KT 3566 11136 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Bernhart 962 WWUS55 KCYS 180104 SVSCYS Severe Weather Statement National Weather Service Cheyenne WY 704 PM MDT Thu Sep 17 2026 NEC123-180114- /O.CAN.KCYS.SV.W.0341.000000T0000Z-260918T0115Z/ Morrill NE- 704 PM MDT Thu Sep 17 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MORRILL COUNTY IS CANCELLED... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning has been cancelled. However, small hail is still possible with this thunderstorm. && LAT...LON 4159 10284 4157 10294 4169 10298 4172 10286 TIME...MOT...LOC 0101Z 168DEG 22KT 4166 10291 $$ Vasquez 844 WWUS55 KFGZ 180113 SVSFGZ Severe Weather Statement National Weather Service Flagstaff AZ 613 PM MST Thu Sep 17 2026 AZC005-180123- /O.EXP.KFGZ.SV.W.0127.000000T0000Z-260918T0115Z/ Coconino AZ- 613 PM MST Thu Sep 17 2026 /713 PM MDT Thu Sep 17 2026/ ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 615 PM MST /715 PM MDT/ FOR COCONINO 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, gusty winds, and heavy rain are still possible with this thunderstorm. && LAT...LON 3562 11136 3580 11142 3584 11118 3559 11118 TIME...MOT...LOC 0100Z 264DEG 11KT 3566 11129 $$ Bernhart 661 WWUS55 KSLC 180120 SVSSLC Severe Weather Statement National Weather Service Salt Lake City UT 720 PM MDT Thu Sep 17 2026 UTC051-180130- /O.CAN.KSLC.SV.W.0129.000000T0000Z-260918T0145Z/ Wasatch UT- 720 PM MDT Thu Sep 17 2026 ...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL WASATCH COUNTY IS CANCELLED... The severe thunderstorm which prompted the warning has moved out of the warned area. Therefore, the warning has been cancelled. LAT...LON 4068 11132 4070 11148 4081 11150 4082 11126 TIME...MOT...LOC 0120Z 189DEG 28KT 4075 11137 $$ UTC043-180145- /O.CON.KSLC.SV.W.0129.000000T0000Z-260918T0145Z/ Summit UT- 720 PM MDT Thu Sep 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM MDT FOR SOUTHWESTERN SUMMIT COUNTY... At 720 PM MDT, a severe thunderstorm was located near Wanship, or 9 miles northeast of Park City, moving north at 35 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... Oakley, Wanship, North Snyderville Basin, South Snyderville Basin, Peoa, and Rockport State Park. This includes the following highways... Interstate 80 in Utah between mile markers 148 and 155. US Route 40 near mile marker 2. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4068 11132 4070 11148 4081 11150 4082 11126 TIME...MOT...LOC 0120Z 189DEG 28KT 4075 11137 HAIL THREAT...OBSERVED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MPS 764 WWUS55 KSLC 180137 SVSSLC Severe Weather Statement National Weather Service Salt Lake City UT 737 PM MDT Thu Sep 17 2026 UTC043-180147- /O.EXP.KSLC.SV.W.0129.000000T0000Z-260918T0145Z/ Summit UT- 737 PM MDT Thu Sep 17 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN SUMMIT COUNTY WILL EXPIRE AT 745 PM MDT... The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Warning remains in effect for West Central Summit County until 815 PM LAT...LON 4068 11132 4070 11148 4081 11150 4082 11126 TIME...MOT...LOC 0137Z 191DEG 28KT 4088 11132 $$ MPS 839 WWUS55 KSLC 180144 SVSSLC Severe Weather Statement National Weather Service Salt Lake City UT 744 PM MDT Thu Sep 17 2026 UTC043-180215- /O.CON.KSLC.SV.W.0130.000000T0000Z-260918T0215Z/ Summit UT- 744 PM MDT Thu Sep 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR WEST CENTRAL SUMMIT COUNTY... At 744 PM MDT, a severe thunderstorm was located near Coalville, 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. This severe thunderstorm will remain over mainly rural areas of west central Summit County. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4082 11123 4082 11138 4098 11136 4107 11123 4106 11106 TIME...MOT...LOC 0144Z 196DEG 30KT 4094 11128 HAIL THREAT...OBSERVED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MPS 753 WWUS55 KCYS 180144 SVSCYS Severe Weather Statement National Weather Service Cheyenne WY 744 PM MDT Thu Sep 17 2026 NEC007-180215- /O.CON.KCYS.SV.W.0342.000000T0000Z-260918T0215Z/ Banner NE- 744 PM MDT Thu Sep 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR CENTRAL BANNER COUNTY... At 744 PM MDT, a severe thunderstorm was located over Harrisburg, or 20 miles south of Scottsbluff, moving east at 20 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Harrisburg and Wrights Gap. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4150 10385 4165 10387 4168 10351 4144 10352 TIME...MOT...LOC 0144Z 266DEG 18KT 4157 10373 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Vasquez 359 WWUS55 KSLC 180148 SVSSLC Severe Weather Statement National Weather Service Salt Lake City UT 748 PM MDT Thu Sep 17 2026 UTC039-180215- /O.CON.KSLC.SV.W.0131.000000T0000Z-260918T0215Z/ Sanpete UT- 748 PM MDT Thu Sep 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR EAST CENTRAL SANPETE COUNTY... At 747 PM MDT, a severe thunderstorm was located 7 miles northeast of Ephraim, or 9 miles southeast of Moroni, moving northeast 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... Ephraim, Mount Pleasant, and Spring City. This includes US Route 89 between mile markers 263 and 276. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3936 11161 3945 11165 3960 11130 3939 11130 TIME...MOT...LOC 0147Z 243DEG 19KT 3942 11147 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MPS 306 WWUS55 KPIH 180148 SVSPIH Severe Weather Statement National Weather Service Pocatello ID 748 PM MDT Thu Sep 17 2026 IDC007-180215- /O.CON.KPIH.SV.W.0053.000000T0000Z-260918T0215Z/ Bear Lake ID- 748 PM MDT Thu Sep 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR SOUTHEASTERN BEAR LAKE COUNTY... At 748 PM MDT, a severe thunderstorm was located 8 miles northwest of Cokeville, moving north at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Border Summit and Pegram. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4200 11115 4201 11127 4225 11115 4225 11105 4200 11105 TIME...MOT...LOC 0148Z 191DEG 22KT 4217 11108 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ GK 255 WWUS55 KCYS 180151 SVSCYS Severe Weather Statement National Weather Service Cheyenne WY 751 PM MDT Thu Sep 17 2026 NEC007-180215- /O.CON.KCYS.SV.W.0342.000000T0000Z-260918T0215Z/ Banner NE- 751 PM MDT Thu Sep 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR CENTRAL BANNER COUNTY... At 751 PM MDT, a severe thunderstorm was located near Harrisburg, or 20 miles south of Scottsbluff, moving east at 25 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Harrisburg and Wrights Gap. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4151 10381 4164 10379 4168 10351 4144 10352 TIME...MOT...LOC 0151Z 270DEG 20KT 4157 10366 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Vasquez 057 WWUS55 KSLC 180156 SVSSLC Severe Weather Statement National Weather Service Salt Lake City UT 756 PM MDT Thu Sep 17 2026 UTC043-180215- /O.CON.KSLC.SV.W.0130.000000T0000Z-260918T0215Z/ Summit UT- 756 PM MDT Thu Sep 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR WEST CENTRAL SUMMIT COUNTY... At 756 PM MDT, a severe thunderstorm was located 10 miles northeast of Coalville, moving north at 30 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. This severe thunderstorm will remain over mainly rural areas of west central Summit County. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4093 11116 4100 11133 4107 11123 4106 11106 TIME...MOT...LOC 0156Z 200DEG 26KT 4101 11123 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH $$ MPS 141 WWUS55 KCYS 180158 SVSCYS Severe Weather Statement National Weather Service Cheyenne WY 758 PM MDT Thu Sep 17 2026 NEC007-180207- /O.CAN.KCYS.SV.W.0342.000000T0000Z-260918T0215Z/ Banner NE- 758 PM MDT Thu Sep 17 2026 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL BANNER 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. However, gusty winds are still possible with this thunderstorm. && LAT...LON 4151 10381 4164 10379 4168 10351 4144 10352 TIME...MOT...LOC 0156Z 268DEG 20KT 4157 10361 $$ Vasquez 251 WWUS55 KSLC 180158 SVSSLC Severe Weather Statement National Weather Service Salt Lake City UT 758 PM MDT Thu Sep 17 2026 UTC039-180215- /O.CON.KSLC.SV.W.0131.000000T0000Z-260918T0215Z/ Sanpete UT- 758 PM MDT Thu Sep 17 2026 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR EAST CENTRAL SANPETE COUNTY... At 757 PM MDT, a severe thunderstorm was located near Mount Pleasant, or 10 miles southeast of Moroni, moving northeast at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Mount Pleasant and Spring City. This includes US Route 89 between mile markers 274 and 276. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3941 11149 3951 11151 3960 11130 3942 11130 TIME...MOT...LOC 0157Z 237DEG 19KT 3946 11141 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MPS