Immediate

Responsive action SHOULD be taken immediately

North Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:59

At 759 PM CDT, a severe thunderstorm was located 9 miles west of St. Anthony, or 16 miles southwest of Mandan, moving east at 25 mph. HAZARD...Two inch hail and 60 mph wind gusts. SOURCE...Broadcast media reported 2 inch diameter hail north of Flasher. 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... St. Anthony and Fish Creek Dam.

Alaska Extreme Civil Emergency Message | Effective 08-11-2026 17:48

City and Borough of Juneau: Suicide Basin is releasing. Flooding is expected late Wednesday thru early Thursday. If you are in a flood zone, evacuation is advised. Stay clear of rivers. An emergency evacuation shelter will be open at Floyd Dryden Gym. Another alert will be issued if conditions change. Visit https://juneau.org/ for updates and safety info.

North Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:30

SVRBIS The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... West Central Grant County in south central North Dakota... Southeastern Hettinger County in southwestern North Dakota... * Until 730 PM MDT. * At 630 PM MDT, a severe thunderstorm was located 7 miles east of Mott, or 32 miles northeast of Hettinger, moving east at 10 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail

Arizona Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:30

At 530 PM MST, a severe thunderstorm was located 11 miles north of Bisbee-Douglas Airport, moving northwest at 5 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... Elfrida, McNeal and Rucker Canyon. This includes Route 191 between mile markers 14 and 31. Seek shelter inside a well-built structure and stay away from

South Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:31

SVRUNR The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... Eastern Custer County in southwestern South Dakota... Northwestern Oglala Lakota County in southwestern South Dakota... South Central Pennington County in west central South Dakota... * Until 730 PM MDT. * At 631 PM MDT, a severe thunderstorm was located near Hermosa, or 19 miles east of Custer, moving southeast at 30 mph. HAZARD...Ping pong ball size hail. SOURCE...Radar indicated.

North Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:34

At 634 PM MDT, a severe thunderstorm was located 10 miles west of New England, or 26 miles southwest of Dickinson, moving southeast at 25 mph. HAZARD...Two inch 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... New England and Havelock. Anyone outdoors should move to shelter inside a well-built structure

North Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:34

At 634 PM MDT, a severe thunderstorm was located 11 miles north 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

North Carolina Severe Flash Flood Warning | Effective 08/11/2026 17:35

At 835 PM EDT, While Doppler radar indicated the heavy rain has ended across the warned area, up to 5 inches of rain has fallen and flash flooding may be ongoing. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. 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... Southern Pines, Aberdeen, Pinebluff and Ashley Heights.

South Carolina Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:35

At 834 PM EDT, a severe thunderstorm was located 14 miles west of Union, or 11 miles southwest of Buffalo, moving southeast at 20 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Union, Buffalo, Rose Hill State Park, Cross Keys, Cross Anchor, Sedalia, and Monarch Mill.

South Carolina Severe Severe Thunderstorm Warning | Effective 08/11/2026 17:36

SVRGSP The National Weather Service in Greenville-Spartanburg has issued a * Severe Thunderstorm Warning for... East central Laurens County in Upstate South Carolina... Southwestern Chester County in Upstate South Carolina... Southern Union County in Upstate South Carolina... * Until 930 PM EDT. * At 836 PM EDT, a severe thunderstorm was located 7 miles southwest of Union, or 4 miles southwest of Buffalo, moving southeast at 20 mph. HAZARD...70 mph wind gusts and nickel size hail. SOURCE...Radar indicated.
Subscribe to RSS - Immediate