Montana Severe Thunderstorm Warning - Severe | Effective 05/29/2026 15:43

Headline: 
Severe Thunderstorm Warning issued May 29 at 4:43PM MDT until May 29 at 5:15PM MDT by NWS Great Falls MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 29, 2026 - 3:43pm
Expires: 
May 29, 2026 - 4:15pm
Description: 
SVRTFX The National Weather Service in Great Falls has issued a * Severe Thunderstorm Warning for... Southeastern Blaine County in north central Montana... * Until 515 PM MDT. * At 443 PM MDT, a severe thunderstorm was located near Hays, or 12 miles northwest of Zortman, moving northeast at 15 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. * Locations impacted include... Hays.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Blaine, MT
Forcast Office: 
NWS Great Falls MT
Sender: 
w-nws.webmaster@noaa.gov