Montana Winter Storm Watch | Effective 04/21/2026 22:56

Headline: 
Winter Storm Watch issued April 21 at 11:56PM MDT until April 23 at 6:00PM MDT by NWS Great Falls MT
Event: 
Winter Storm Watch
Urgency: 
Future
Effective: 
April 21, 2026 - 10:56pm
Expires: 
April 22, 2026 - 2:00pm
Description: 
* WHAT...Blizzard conditions possible. Total snow accumulations of 2 to 8 inches possible. Winds could gust as high as 50 mph. * WHERE...Judith Basin County and Judith Gap. * WHEN...From late Wednesday night through Thursday afternoon. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Plan on slippery road conditions. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...The heavy, wet snow may cause instances of power outages.
Instruction: 
Prepare for possible blizzard conditions. Continue to monitor the latest forecasts for updates on this situation. 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. Remember, a Winter Storm Watch for blizzard conditions means that there is at least a 50% chance of seeing blizzard conditions for at least 3 hours during the watch period.
Area Description: 
Judith Basin County and Judith Gap
Forcast Office: 
NWS Great Falls MT
Sender: 
w-nws.webmaster@noaa.gov