Iowa Severe Thunderstorm Watch - Severe | Effective 05/31/2026 23:38

Headline: 
Severe Thunderstorm Watch issued June 1 at 1:38AM CDT until June 1 at 2:00AM CDT by NWS Sioux Falls SD
Event: 
Severe Thunderstorm Watch
Urgency: 
Future
Effective: 
May 31, 2026 - 11:38pm
Expires: 
June 1, 2026 - 12:45am
Description: 
THE NATIONAL WEATHER SERVICE WILL ALLOW SEVERE THUNDERSTORM WATCH 257 TO EXPIRE AT 2 AM CDT EARLY THIS MORNING FOR THE FOLLOWING AREAS IN IOWA THIS ALLOWS TO EXPIRE 9 COUNTIES IN NORTHWEST IOWA BUENA VISTA CHEROKEE CLAY DICKINSON O'BRIEN OSCEOLA PLYMOUTH IN WEST CENTRAL IOWA IDA WOODBURY THIS INCLUDES THE CITIES OF ARNOLDS PARK, BATTLE CREEK, CHEROKEE, HARTLEY, HOLSTEIN, IDA GROVE, LE MARS, MILFORD, SANBORN, SHELDON, SIBLEY, SIOUX CITY, SPENCER, SPIRIT LAKE, AND STORM LAKE.
Area Description: 
Buena Vista, IA; Cherokee, IA; Clay, IA; Dickinson, IA; Ida, IA; O'Brien, IA; Osceola, IA; Plymouth, IA; Woodbury, IA
Forcast Office: 
NWS Sioux Falls SD
Sender: 
w-nws.webmaster@noaa.gov