Minnesota Severe Thunderstorm Warning | Effective 05/17/2026 17:59

Headline: 
Severe Thunderstorm Warning issued May 17 at 7:59PM CDT until May 17 at 8:30PM CDT by NWS Twin Cities/Chanhassen MN
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 17, 2026 - 5:59pm
Expires: 
May 17, 2026 - 6:30pm
Description: 
At 759 PM CDT, severe thunderstorms were located along a line from over St. James to near Fairmont. HAZARD...Ping pong ball size 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. Locations impacted include... Trimont, Butterfield, Odin, Foxlake, Ormsby, Welcome, Echols, Sveadahl, St. James, South Branch, Fairmont, St James Airport, La Salle, Northrop, Grogan, Truman, Lewisville and Madelia.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds and large hail. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. A Tornado Watch remains in effect until 100 AM CDT Monday for a portion of south central Minnesota.
Area Description: 
Martin, MN; Watonwan, MN
Forcast Office: 
NWS Twin Cities/Chanhassen MN
Sender: 
w-nws.webmaster@noaa.gov