Immediate

Responsive action SHOULD be taken immediately

Nebraska Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:37

At 636 PM MDT, a severe thunderstorm was located 8 miles south of Wolf Creek Housing, or 10 miles southeast of Pine Ridge, moving southeast at 35 mph. THIS IS A DESTRUCTIVE STORM FOR CLINTON AND GORDON. 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. Locations impacted include... Gordon, Rushville, White Clay, Clinton, Intersection of Highway 87

South Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:39

At 639 PM MDT, a severe thunderstorm was located 6 miles north of Owl Butte, or 29 miles northeast of Sturgis, moving southeast at 45 mph. THIS IS A DESTRUCTIVE STORM FOR NEWELL LAKE, NEWELL. HAZARD...90 mph wind gusts and baseball size hail. SOURCE...Automated observations. IMPACT...You are in a life-threatening situation. Flying debris may be deadly to those caught without shelter. Mobile homes will be heavily damaged or destroyed. Homes and businesses will have substantial roof and window damage. Expect extensive

North Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:41

SVRBIS The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... East Central Morton County in south central North Dakota... * Until 830 PM CDT. * At 741 PM CDT, a severe thunderstorm was located 12 miles north of Flasher, or 22 miles southwest of Mandan, 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.

Kentucky Severe Flash Flood Warning | Effective 08/11/2026 17:41

FFWJKL The National Weather Service in Jackson has issued a * Flash Flood Warning for... East Central Bell County in southeastern Kentucky... Southwestern Harlan County in southeastern Kentucky... * Until 1130 PM EDT. * At 841 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar.

South Carolina Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:42

SVRCAE The National Weather Service in Columbia has issued a * Severe Thunderstorm Warning for... Fairfield County in central South Carolina... Northeastern Newberry County in central South Carolina... * Until 930 PM EDT. * At 841 PM EDT, a severe thunderstorm was located near Whitmire, or 11 miles south of Union, moving southeast at 45 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Locations impacted include...

Georgia Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:42

SVRFFC The National Weather Service in Peachtree City has issued a * Severe Thunderstorm Warning for... Central Marion County in west central Georgia... East central Chattahoochee County in west central Georgia... * Until 915 PM EDT. * At 842 PM EDT, a severe thunderstorm was located over Zellobee, or near Buena Vista, 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.

California Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:42

SVRVEF The National Weather Service in Las Vegas has issued a * Severe Thunderstorm Warning for... San Bernardino County in southern California... * Until 630 PM PDT. * At 542 PM PDT, a severe thunderstorm was located 6 miles southwest of Mountain Pass, or 14 miles northwest of Cima, moving north 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... Mountain Pass.

North Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:43

At 643 PM MDT, a severe thunderstorm was located 6 miles northeast of Scranton, or 15 miles east of Bowman, moving southeast at 20 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... Scranton, Reeder, Bucyrus, Gascoyne and Buffalo Springs.

Arizona Severe Flash Flood Warning | Effective 08-11-2026 17:27

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Yavapai County in west central Arizona... * Until 830 PM MST. * At 527 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the west side of Sedona. Between 0.5 and 1.25 inches of rain have fallen. Additional rainfall amounts of 0.25 to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing

North Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:16

At 616 PM MDT, a severe thunderstorm was located 10 miles north of South Heart, or 12 miles northwest of Dickinson, 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... Manning and New Hradec. Anyone outdoors should move to shelter inside a well-built structure
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