Iowa Severe Severe Thunderstorm Warning | Effective 06/28/2026 04:30

Headline: 
Severe Thunderstorm Warning issued June 28 at 6:30AM CDT until June 28 at 7:15AM CDT by NWS Sioux Falls SD
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 28, 2026 - 4:30am
Expires: 
June 28, 2026 - 5:15am
Description: 
SVRFSD The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Northeastern Cherokee County in northwestern Iowa... Dickinson County in northwestern Iowa... Northern Buena Vista County in northwestern Iowa... Clay County in northwestern Iowa... Southeastern O'Brien County in northwestern Iowa... * Until 715 AM CDT. * At 629 AM CDT, severe thunderstorms were located along a line extending from Superior to near Everly to near Sutherland, moving east at 40 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Public. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Severe thunderstorms will be near... Spencer In Clay County, Terril, Peterson, and Fostoria around 635 AM CDT. Linn Grove and Greenville around 640 AM CDT. Lost Island Lake around 645 AM CDT. Other locations in the path of these severe thunderstorms include Sioux Rapids, Webb and Marathon.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Buena Vista, IA; Cherokee, IA; Clay, IA; Dickinson, IA; O'Brien, IA
Forcast Office: 
NWS Sioux Falls SD