Severe

Significant threat to life or property

Illinois Severe Severe Thunderstorm Warning | Effective 09/20/2026 21:04

At 1103 PM CDT, a severe thunderstorm was located over Janesville, moving east at 25 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of southeastern Coles and northeastern Cumberland Counties, including the following locations... Fox Ridge State Park. This includes Interstate 70 between mile markers 118 and 119, and between mile markers 121 and 126.

Ohio Severe Flash Flood Warning | Effective 09/20/2026 21:06

FFWRLX The National Weather Service in Charleston has issued a * Flash Flood Warning for... Northwestern Morgan County in southeastern Ohio... Perry County in southeastern Ohio... * Until 300 AM EDT. * At 1206 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.7 and 1.3 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated.

Colorado Severe Severe Thunderstorm Warning | Effective 09/20/2026 21:09

SVRBOU The National Weather Service in Denver has issued a * Severe Thunderstorm Warning for... Southwestern Weld County in northeastern Colorado... * Until 1100 PM MDT. * At 1009 PM MDT, a severe thunderstorm was located 5 miles south of Gilcrest, or 14 miles south of Greeley, 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...

Ohio Severe Severe Thunderstorm Warning | Effective 09/20/2026 21:11

At 1211 AM EDT, a severe thunderstorm was located near Pomeroy, moving southeast at 20 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Chester. Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building.

Colorado Severe Severe Thunderstorm Warning | Effective 09/20/2026 21:12

At 1012 PM MDT, a severe thunderstorm was located 5 miles north of Elbert, or 37 miles southeast of Denver, moving southeast at 20 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Trained spotters reported quarter size hail near Elizabeth. 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. Hail may accumulate on roadways causing hazardous travel. Locations impacted include...

Colorado Severe Severe Thunderstorm Warning | Effective 09/20/2026 21:12

SVRPUB The National Weather Service in Pueblo has issued a * Severe Thunderstorm Warning for... East central Fremont County in central Colorado... Northwestern Pueblo County in southeastern Colorado... * Until 1045 PM MDT. * At 1012 PM MDT, a severe thunderstorm was located near Penrose, or 21 miles northwest of Pueblo, moving east at 15 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.

Ohio, West Virginia Severe Flash Flood Warning | Effective 09/20/2026 21:13

FFWRLX The National Weather Service in Charleston has issued a * Flash Flood Warning for... Northeastern Athens County in southeastern Ohio... Southwestern Morgan County in southeastern Ohio... Southeastern Perry County in southeastern Ohio... Southwestern Washington County in southeastern Ohio... Northwestern Wood County in northwestern West Virginia... * Until 515 AM EDT. * At 1213 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.3 inches of rain

Colorado Severe Severe Thunderstorm Warning | Effective 09/20/2026 21:13

At 1013 PM MDT, a severe thunderstorm was located near Pueblo Depot, or 8 miles northeast of Pueblo Airport, 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... Pueblo Depot and Avondale. For your protection move to an interior room on the lowest floor of a building.

Illinois, Missouri Severe Severe Thunderstorm Warning | Effective 09/20/2026 20:47

SVRLSX The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... Northwestern Monroe County in southwestern Illinois... Northeastern Jefferson County in east central Missouri... * Until 1130 PM CDT. * At 1047 PM CDT, a severe thunderstorm was located over Horine, or over Pevely, moving east at 20 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 09/20/2026 20:52

SVRBOU The National Weather Service in Denver has issued a * Severe Thunderstorm Warning for... Northwestern Elbert County in east central Colorado... East Central Douglas County in northeastern Colorado... * Until 1030 PM MDT. * At 952 PM MDT, a severe thunderstorm was located over Ponderosa Park, or 29 miles southeast of Denver, moving east at 25 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Public reported half dollar size hail at 9:46 pm near Ponderosa Park.
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