Minnesota Severe Severe Thunderstorm Warning | Effective 09/03/2026 19:22

Headline: 
Severe Thunderstorm Warning issued September 3 at 9:22PM CDT until September 3 at 10:15PM CDT by NWS Grand Forks ND
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
September 3, 2026 - 7:22pm
Expires: 
September 3, 2026 - 8:15pm
Description: 
At 920 PM CDT, a severe thunderstorm was located near Lengby, or 33 miles west of Bemidji, moving east at 30 mph. HAZARD...Golf ball size hail. SOURCE...Radar indicated. At 9:06 pm CDT, half dollar sized hail was reported near Fosston. IMPACT...People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles. Locations impacted include... Bagley, Clearbrook, Island Lake in Mahnomen County, Gonvick, Shevlin, Rice Lake, and Lengby.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. This storm is producing large hail. SEEK SHELTER NOW inside a sturdy structure and stay away from windows.
Area Description: 
Clearwater, MN; Mahnomen, MN; Polk, MN
Forcast Office: 
NWS Grand Forks ND
Sender: 
w-nws.webmaster@noaa.gov