Iowa Severe Thunderstorm Warning - Severe | Effective 05/31/2026 22:21

Headline: 
Severe Thunderstorm Warning issued June 1 at 12:21AM CDT until June 1 at 1:00AM CDT by NWS Omaha/Valley NE
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 31, 2026 - 10:21pm
Expires: 
May 31, 2026 - 11:00pm
Description: 
At 1221 AM CDT, a severe thunderstorm was located 5 miles south of Harlan, moving east at 20 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. This severe thunderstorm will remain over mainly rural areas of southwestern Shelby County, including the following locations... Nishna Bend Recreation Area and Tennant.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Shelby, IA
Forcast Office: 
NWS Omaha/Valley NE
Sender: 
w-nws.webmaster@noaa.gov