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...Wet snow expected. Total snow accumulations up to 3 inches
over the plains and between 2 and 6 inches at Marias Pass.
Accumulations will be in excess of 6 inches over the higher
terrain of Glacier National Park. Winds gusting as high as 45 mph.
* WHERE...Eastern Glacier National Park and adjacent foothills and
plains.
* WHEN...From 6 PM Wednesday to 6 PM MDT Thursday.
* IMPACTS...Expect difficult driving conditions due to slush or snow
covered roadways. Falling and or blowing snow may significantly
reduce visibility at times. Tire chains may be required for some
vehicles if traveling through mountain passes. Those with outdoor
plans should be prepared for dangerous outdoor conditions.
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:
East Glacier Park Region; Northern High Plains
Forcast Office:
NWS Great Falls MT
Sender:
w-nws.webmaster@noaa.gov