944 WUUS53 KUNR 240000 SVRUNR SDC063-105-240045- /O.NEW.KUNR.SV.W.0319.260824T0000Z-260824T0045Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Rapid City SD 600 PM MDT Sun Aug 23 2026 The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... Northeastern Harding County in northwestern South Dakota... Northwestern Perkins County in northwestern South Dakota... * Until 645 PM MDT. * At 600 PM MDT, a severe thunderstorm was located 12 miles north of Ralph, or 31 miles northeast of Buffalo, moving southeast 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... Ralph. 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 4595 10294 4595 10284 4587 10269 4568 10307 4595 10334 TIME...MOT...LOC 0000Z 310DEG 18KT 4594 10315 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Schweigert  145 WUUS55 KGGW 240004 SVRGGW MTC071-105-240100- /O.NEW.KGGW.SV.W.0128.260824T0004Z-260824T0100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Glasgow MT 604 PM MDT Sun Aug 23 2026 The National Weather Service in Glasgow has issued a * Severe Thunderstorm Warning for... Northeastern Phillips County in northeastern Montana... Northwestern Valley County in northeastern Montana... * Until 700 PM MDT. * At 603 PM MDT, a severe thunderstorm was located 12 miles south of Whitewater, moving east at 40 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Malta, Whitewater, Saco, Tampico, Hinsdale, Loring, Port Of Morgan, Phillips, Vandalia, Sleeping Buffalo, Wagner, Frenchman Reservoir, Thoeny, and Bowdoin. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Wind damage with this storm may occur before any rain or lightning. Do not wait for the sound of thunder before taking cover. SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from windows. && LAT...LON 4900 10681 4829 10679 4806 10829 4864 10809 4900 10787 TIME...MOT...LOC 0003Z 253DEG 41KT 4858 10762 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ RDJ  174 WUUS55 KSLC 240005 SVRSLC UTC003-240100- /O.NEW.KSLC.SV.W.0076.260824T0005Z-260824T0100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Salt Lake City UT 605 PM MDT Sun Aug 23 2026 The National Weather Service in Salt Lake City has issued a * Severe Thunderstorm Warning for... Central Box Elder County in northern Utah... * Until 700 PM MDT. * At 605 PM MDT, severe thunderstorms were located along a line extending from 12 miles south of Park Valley to 28 miles northwest of Utah Test and Training Range North, moving east 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... Great Salt Lake North of the Causeway and Locomotive Springs. This includes the following highways... Interstate 84 between mile markers 14 and 19. Utah Route 30 near mile marker 61. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4194 11247 4130 11304 4124 11364 4134 11369 4181 11325 TIME...MOT...LOC 0005Z 258DEG 23KT 4164 11333 4133 11360 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ JCW  668 WUUS55 KTWC 240010 SVRTWC AZC019-240100- /O.NEW.KTWC.SV.W.0216.260824T0010Z-260824T0100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tucson AZ 510 PM MST Sun Aug 23 2026 The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... Northeastern Pima County in southeastern Arizona... * Until 600 PM MST. * At 510 PM MST, a severe thunderstorm was located over Sabino Canyon Recreation Area, moving west at 10 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Tanque Verde, Sabino Canyon Recreation Area, Catalina Foothills and Seven Falls. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. && LAT...LON 3241 11092 3238 11070 3225 11073 3225 11094 TIME...MOT...LOC 0010Z 84DEG 7KT 3233 11079 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ CWR  042 WUUS51 KCLE 240019 SVRCLE OHC035-093-240100- /O.NEW.KCLE.SV.W.0248.260824T0019Z-260824T0100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Cleveland OH 819 PM EDT Sun Aug 23 2026 The National Weather Service in Cleveland has issued a * Severe Thunderstorm Warning for... Southwestern Cuyahoga County in northeastern Ohio... Central Lorain County in north central Ohio... * Until 900 PM EDT. * At 819 PM EDT, a severe thunderstorm was located near Avon Lake, or 8 miles northeast of Lorain, moving southeast at 25 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. * Locations impacted include... Cleveland, Lorain, Elyria, Parma, Lakewood, Strongsville, Westlake, North Royalton, North Ridgeville, Avon Lake, Amherst, Grafton, North Olmsted, Avon, Parma Heights, Rocky River, Broadview Heights, Brook Park, Berea, and Fairview Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4151 8184 4152 8178 4128 8170 4127 8197 4122 8198 4119 8213 4148 8223 4154 8201 TIME...MOT...LOC 0019Z 326DEG 24KT 4155 8211 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.88 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ 18  958 WUUS51 KCLE 240037 SVRCLE OHC007-055-085-155-240115- /O.NEW.KCLE.SV.W.0249.260824T0037Z-260824T0115Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Cleveland OH 837 PM EDT Sun Aug 23 2026 The National Weather Service in Cleveland has issued a * Severe Thunderstorm Warning for... Northwestern Trumbull County in northeastern Ohio... Northeastern Geauga County in northeastern Ohio... Southeastern Lake County in northeastern Ohio... Southwestern Ashtabula County in northeastern Ohio... * Until 915 PM EDT. * At 837 PM EDT, a severe thunderstorm was located over Chardon, moving southeast at 35 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. * Locations impacted include... Chardon, Middlefield, North Bloomfield, Orwell, Burton, West Farmington, Willoughby Hills, Kirtland, Huntsburg, Claridon, Montville, Hartsgrove, Kirtland Hills, Waite Hill, and Aquilla. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4153 8072 4135 8100 4159 8140 4173 8119 TIME...MOT...LOC 0037Z 307DEG 29KT 4162 8119 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.88 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ 18  056 WUUS53 KUNR 240039 SVRUNR SDC063-105-240145- /O.NEW.KUNR.SV.W.0320.260824T0039Z-260824T0145Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Rapid City SD 639 PM MDT Sun Aug 23 2026 The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... East Central Harding County in northwestern South Dakota... Northwestern Perkins County in northwestern South Dakota... * Until 745 PM MDT. * At 639 PM MDT, a severe thunderstorm was located over Ralph, or 29 miles northeast of Buffalo, moving southeast at 15 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... Reva and Ralph. 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 4578 10317 4586 10286 4562 10259 4551 10310 TIME...MOT...LOC 0039Z 334DEG 14KT 4577 10301 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Schweigert  106 WUUS55 KGGW 240040 SVRGGW MTC105-240130- /O.NEW.KGGW.SV.W.0129.260824T0040Z-260824T0130Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Glasgow MT 640 PM MDT Sun Aug 23 2026 The National Weather Service in Glasgow has issued a * Severe Thunderstorm Warning for... West central Valley County in northeastern Montana... * Until 730 PM MDT. * At 639 PM MDT, a severe thunderstorm was located over Hinsdale, or 22 miles northwest of Glasgow, moving east at 55 mph. THIS IS A DESTRUCTIVE STORM FOR HINSDALE, TAMPICO, SAINT MARIE. HAZARD...80 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be heavily damaged. Expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely. * Locations impacted include... Tampico, St. Marie, Hinsdale, Vandalia, and Baylor. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4817 10731 4855 10712 4869 10644 4828 10644 TIME...MOT...LOC 0039Z 253DEG 48KT 4838 10704 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...80 MPH $$ RDJ  277 WUUS55 KSLC 240044 SVRSLC UTC003-005-240130- /O.NEW.KSLC.SV.W.0077.260824T0044Z-260824T0130Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Salt Lake City UT 644 PM MDT Sun Aug 23 2026 The National Weather Service in Salt Lake City has issued a * Severe Thunderstorm Warning for... Northwestern Cache County in northern Utah... Northeastern Box Elder County in northern Utah... * Until 730 PM MDT. * At 644 PM MDT, severe thunderstorms were located along a line extending from 10 miles east of Snowville to 14 miles north of Utah Test and Training Range North, moving east 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... Plymouth, Howell, Great Salt Lake North of the Causeway, Washakie, Promontory, Thatcher, and Golden Spike Historic Site. This includes the following highways... Interstate 15 between mile markers 388 and 398. Interstate 84 between mile markers 18 and 37. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4139 11259 4136 11302 4192 11253 4200 11201 TIME...MOT...LOC 0044Z 255DEG 39KT 4199 11252 4123 11322 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ JCW  789 WUUS55 KGGW 240059 SVRGGW MTC019-033-055-085-105-240200- /O.NEW.KGGW.SV.W.0130.260824T0059Z-260824T0200Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Glasgow MT 659 PM MDT Sun Aug 23 2026 The National Weather Service in Glasgow has issued a * Severe Thunderstorm Warning for... Northeastern Garfield County in northeastern Montana... Western Daniels County in northeastern Montana... Northwestern Roosevelt County in northeastern Montana... Valley County in northeastern Montana... Northwestern McCone County in northeastern Montana... * Until 800 PM MDT. * At 659 PM MDT, severe thunderstorms were located along a line extending from 14 miles southwest of Opheim to near Tampico to near The Pines Rec Area, moving east at 55 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Glasgow, Opheim, Richland, Nashua, Fort Peck, Duck Creek Rec Area, St. Marie, Peerless, The Pines Rec Area, Tampico, Lustre, Fort Peck Marina, Frazer, Rock Creek Rec Area, Port Of Opheim, Vandalia, Park Grove, The Bentonite Plant, West Fork, and Volt. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Wind damage with these storms will occur before any rain or lightning. Do not wait for the sound of thunder before taking cover. SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from windows. && LAT...LON 4900 10576 4839 10561 4772 10602 4774 10741 4838 10708 4900 10710 TIME...MOT...LOC 0059Z 270DEG 48KT 4877 10670 4832 10671 4788 10672 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ RDJ