Severe

Significant threat to life or property

Maine Severe Flash Flood Warning | Effective 06/21/2026 13:18

At 418 PM EDT, Doppler radar indicated thunderstorms produced heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. 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.

Nebraska Severe Severe Thunderstorm Warning | Effective 06/21/2026 13:22

SVRLBF The National Weather Service in North Platte has issued a * Severe Thunderstorm Warning for... Southeastern Arthur County in west central Nebraska... Northeastern Keith County in southwestern Nebraska... * Until 300 PM MDT. * At 222 PM MDT, a severe thunderstorm was located 11 miles southeast of Arthur, moving southeast at 30 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

Colorado Severe Severe Thunderstorm Warning | Effective 06/21/2026 13:23

At 223 PM MDT, a severe thunderstorm was located 13 miles north of Eckley, or 15 miles northeast of Yuma, moving southeast 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. Locations impacted include... Eckley, Clarkville, and Wauneta. This includes Highway 385 between mile markers 249 and 270. For your protection move to an interior room on the lowest floor of a building.

Nebraska Severe Severe Thunderstorm Warning | Effective 06/21/2026 13:24

At 223 PM MDT, a severe thunderstorm was located over Enders, or near Imperial, 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... Imperial, Wauneta, Enders, Enders Reservoir State Recreation Area, Champion, Center Dam Campground, Area A Campground, and Church Grove Campground.

Colorado Severe Severe Thunderstorm Warning | Effective 06/21/2026 13:25

SVRBOU The National Weather Service in Denver has issued a * Severe Thunderstorm Warning for... Southeastern Washington County in northeastern Colorado... * Until 300 PM MDT. * At 225 PM MDT, a severe thunderstorm was located 10 miles north of Arickaree School, or 23 miles southeast of Akron, moving east at 25 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...

Illinois Severe Flash Flood Warning | Effective 06/21/2026 13:26

FFWLSX The National Weather Service in St Louis has issued a * Flash Flood Warning for... Northeastern Bond County in south central Illinois... Northwestern Fayette County in south central Illinois... Southeastern Montgomery County in south central Illinois... * Until 730 PM CDT. * At 326 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible

Nebraska Severe Severe Thunderstorm Warning | Effective 06/21/2026 13:26

SVRCYS The National Weather Service in Cheyenne has issued a * Severe Thunderstorm Warning for... Northeastern Dawes County in the Panhandle of Nebraska... * Until 300 PM MDT. * At 226 PM MDT, a severe thunderstorm was located 7 miles north of Chadron Municipal Airport, or 9 miles northwest of Chadron, moving southeast 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...

Colorado Severe Severe Thunderstorm Warning | Effective 06/21/2026 13:28

SVRBOU The National Weather Service in Denver has issued a * Severe Thunderstorm Warning for... Northeastern Lincoln County in east central Colorado... * Until 300 PM MDT. * At 228 PM MDT, a severe thunderstorm was located 6 miles north of Arriba, or 23 miles east of Limon, 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... Arriba.

Maine Severe Flash Flood Warning | Effective 06/21/2026 13:01

At 401 PM EDT, Doppler radar indicated thunderstorms have produced heavy rain across the warned area. Between 3 and 4 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. Subsequent storms could lead to further flooding. 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.

Colorado Severe Severe Thunderstorm Warning | Effective 06/21/2026 13:05

At 205 PM MDT, a severe thunderstorm was located 7 miles south of Elba, or 22 miles south of Akron, 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... Elba, Anton and Arickaree School. Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail.
Subscribe to RSS - Severe