Headline:
Winter Weather Advisory issued April 21 at 11:56PM MDT until April 23 at 6:00PM MDT by NWS Great Falls MT
Event:
Winter Weather Advisory
Urgency:
Expected
Effective:
April 21, 2026 - 10:56pm
Expires:
April 22, 2026 - 2:00pm
Description:
* WHAT...Snow expected. Total snow accumulations between 5 and 9
inches, with higher amounts over the mountain peaks. Winds gusting
as high as 50 mph.
* WHERE...Big Belt, Bridger and Castle Mountains.
* WHEN...From 6 PM Wednesday to 6 PM MDT Thursday.
* IMPACTS...Tire chains may be required for some vehicles if
traveling through mountain passes. Gusty winds could bring down
tree branches.
Instruction:
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.
Area Description:
Big Belt, Bridger and Castle Mountains
Forcast Office:
NWS Great Falls MT
Sender:
w-nws.webmaster@noaa.gov