Nebraska Severe Thunderstorm Warning - [Severity] | Effective 05/21/2026 16:36

Headline: 
Severe Thunderstorm Warning issued May 21 at 5:36PM MDT until May 21 at 6:00PM MDT by NWS Cheyenne WY
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 21, 2026 - 4:36pm
Expires: 
May 21, 2026 - 5:00pm
Description: 
At 536 PM MDT, severe thunderstorms were located along a line extending from 11 miles north of Potter to 10 miles north of Westplains, 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. Locations impacted include... Sidney, Potter, Dalton, Dix, Gurley, Brownson, Lorenzo, and Cheyenne County Fairgrounds. This includes Interstate 80 in Nebraska between mile markers 26 and 56.
Instruction: 
A tornado watch remains in effect for the warned area. Tornadoes can develop quickly from severe thunderstorms. Although a tornado is not immediately likely, if one is spotted act quickly and move to a place of safety inside a sturdy structure, such as a basement or small interior room. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Banner, NE; Cheyenne, NE; Kimball, NE; Morrill, NE
Forcast Office: 
NWS Cheyenne WY