Montana Special Weather Statement | Effective 05/21/2026 07:34

Headline: 
Special Weather Statement issued May 21 at 8:34AM MDT by NWS Great Falls MT
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
May 21, 2026 - 7:34am
Expires: 
May 21, 2026 - 10:00am
Description: 
Snow levels have largely dropped to around 6,000ft across Southwest Montana this morning, with further reduction in snow levels in the heaviest precipitation east of I-15 and south of I-90. Those traveling near pass level in these areas should be prepared for winter driving conditions this morning, largely in the form of reduced visibility and slushy roads. Precipitation diminishes later this morning and early afternoon.
Area Description: 
Madison River Valley; Gallatin and Madison County Mountains and Centennial Mountains
Forcast Office: 
NWS Great Falls MT