Iowa Severe Severe Thunderstorm Warning | Effective 08/09/2026 00:49

Headline: 
Severe Thunderstorm Warning issued August 9 at 2:49AM CDT until August 9 at 3:45AM CDT by NWS Sioux Falls SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 9, 2026 - 12:49am
Expires: 
August 9, 2026 - 1:45am
Description: 
SVRFSD The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Northwestern Clay County in northwestern Iowa... East central O'Brien County in northwestern Iowa... * Until 345 AM CDT. * At 249 AM CDT, a severe thunderstorm was located near Sutherland, or 16 miles southwest of Spencer In Clay County, moving northeast at 20 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. * This severe thunderstorm will be near... Everly and Royal around 255 AM CDT. Other locations in the path of this severe thunderstorm include Spencer In Clay County.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sioux Falls.
Area Description: 
Clay, IA; O'Brien, IA
Forcast Office: 
NWS Sioux Falls SD
Sender: 
w-nws.webmaster@noaa.gov