Immediate

Responsive action SHOULD be taken immediately

South Dakota Severe Severe Thunderstorm Warning | Effective 08/10/2026 23:49

SVRFSD The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Northeastern Yankton County in southeastern South Dakota... Southeastern Turner County in southeastern South Dakota... * Until 215 AM CDT. * At 149 AM CDT, a severe thunderstorm was located near Mayfield, or 16 miles south of Parker, moving east 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.

Maryland Severe Flash Flood Warning | Effective 08/10/2026 23:50

At 250 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3.5 inches of rain have fallen. The expected rainfall rate is 0.75 to 1.5 inches in 1 hour. 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.

Pennsylvania Severe Flash Flood Warning | Effective 08/10/2026 23:56

FFWPBZ The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... Southeastern Fayette County in southwestern Pennsylvania... * Until 600 AM EDT. * At 256 AM EDT, Doppler radar indicated thunderstorms have produced between 2 and 4 inches of rain with an additional 1 to 2 inches of rain possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated.

Ohio, West Virginia Severe Severe Thunderstorm Warning | Effective 08/10/2026 23:34

SVRRLX The National Weather Service in Charleston West Virginia has issued a * Severe Thunderstorm Warning for... Southern Gallia County in southeastern Ohio... Northeastern Lawrence County in southeastern Ohio... Mason County in western West Virginia... Northeastern Cabell County in central West Virginia... Northern Kanawha County in central West Virginia... Putnam County in western West Virginia... Roane County in central West Virginia...

West Virginia Severe Severe Thunderstorm Warning | Effective 08/10/2026 23:35

SVRRLX The National Weather Service in Charleston West Virginia has issued a * Severe Thunderstorm Warning for... Southern Calhoun County in north central West Virginia... Southwestern Randolph County in northeastern West Virginia... Central Pocahontas County in northeastern West Virginia... North central Nicholas County in southeastern West Virginia... Southwestern Gilmer County in north central West Virginia... Braxton County in north central West Virginia...

South Dakota Severe Severe Thunderstorm Warning | Effective 08/10/2026 23:38

At 138 AM CDT, a severe thunderstorm was located near Viborg, or 13 miles south of Parker, moving east 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 southeastern Turner County. For your protection move to an interior room on the lowest floor of a building.

Ohio Severe Flash Flood Warning | Effective 08/10/2026 23:20

FFWPBZ The National Weather Service in Pittsburgh has issued a * Flash Flood Warning for... Northeastern Carroll County in east central Ohio... Columbiana County in east central Ohio... * Until 515 AM EDT. * At 220 AM EDT, Doppler radar indicated thunderstorms produced between 1 and 2 inches with additional rainfall amounts up to 1.5 inches possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated.

Ohio, West Virginia Severe Severe Thunderstorm Warning | Effective 08/10/2026 23:25

At 225 AM EDT, severe thunderstorms were located along a line extending from Ravenswood to Point Pleasant to near Oak Hill, moving southeast at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Point Pleasant, Gallipolis, Ripley, Oak Hill, Rio Grande, Racine, Ravenswood, New Haven, Sandyville, Gallia, Middleport, Syracuse, Hartford City, Henderson, Leon, Cheshire, Adamsville, Portland, Statts Mills, and Lakin.

South Dakota Severe Severe Thunderstorm Warning | Effective 08/10/2026 23:27

SVRFSD The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Southeastern Turner County in southeastern South Dakota... * Until 200 AM CDT. * At 127 AM CDT, a severe thunderstorm was located near Viborg, or 13 miles south of Parker, moving east 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 be near...

Ohio, West Virginia Severe Severe Thunderstorm Warning | Effective 08/10/2026 23:09

SVRRLX The National Weather Service in Charleston West Virginia has issued a * Severe Thunderstorm Warning for... Southern Meigs County in southeastern Ohio... Gallia County in southeastern Ohio... Southern Jackson County in southeastern Ohio... Northeastern Lawrence County in southeastern Ohio... Mason County in western West Virginia... Jackson County in northwestern West Virginia... * Until 300 AM EDT. * At 209 AM EDT, severe thunderstorms were located along a line
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