National Weather Service Forecast for: Shelby MT
Issued by: National Weather Service Great Falls, MT
Updated: 3:52 am MST Dec 5, 2025
 
Today

Today: Partly sunny, with a high near 32. West wind around 6 mph becoming light and variable.
Partly Sunny

Tonight

Tonight: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 11. East southeast wind 6 to 9 mph becoming north after midnight.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Snow Likely

Saturday

Saturday: A 30 percent chance of snow before 11am.  Mostly cloudy, with a high near 22. North northwest wind 6 to 8 mph.  New snow accumulation of less than a half inch possible.
Chance Snow
then Mostly
Cloudy
Saturday
Night
Saturday Night: Mostly cloudy, with a low around 11. East southeast wind 7 to 13 mph becoming west after midnight. Winds could gust as high as 21 mph.
Mostly Cloudy

Sunday

Sunday: Partly sunny, with a high near 37. West southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Partly Sunny

Sunday
Night
Sunday Night: Partly cloudy, with a low around 25. Southwest wind 11 to 18 mph, with gusts as high as 31 mph.
Partly Cloudy

Monday

Monday: Partly sunny, with a high near 39. West southwest wind 14 to 17 mph, with gusts as high as 28 mph.
Partly Sunny

Monday
Night
Monday Night: A slight chance of rain after 11pm.  Mostly cloudy, with a low around 31. Southwest wind 14 to 18 mph, with gusts as high as 31 mph.
Slight Chance
Rain
Tuesday

Tuesday: A chance of rain before 11am, then a chance of rain and snow.  Mostly cloudy, with a high near 42. Breezy.
Chance
Rain/Snow and
Breezy
Hi 32 °F Lo 11 °F Hi 22 °F Lo 11 °F Hi 37 °F Lo 25 °F Hi 39 °F Lo 31 °F Hi 42 °F

Winter Weather Advisory
 

Today
 
Partly sunny, with a high near 32. West wind around 6 mph becoming light and variable.
Tonight
 
Snow likely, mainly before midnight. Mostly cloudy, with a low around 11. East southeast wind 6 to 9 mph becoming north after midnight. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday
 
A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 22. North northwest wind 6 to 8 mph. New snow accumulation of less than a half inch possible.
Saturday Night
 
Mostly cloudy, with a low around 11. East southeast wind 7 to 13 mph becoming west after midnight. Winds could gust as high as 21 mph.
Sunday
 
Partly sunny, with a high near 37. West southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Sunday Night
 
Partly cloudy, with a low around 25. Southwest wind 11 to 18 mph, with gusts as high as 31 mph.
Monday
 
Partly sunny, with a high near 39. West southwest wind 14 to 17 mph, with gusts as high as 28 mph.
Monday Night
 
A slight chance of rain after 11pm. Mostly cloudy, with a low around 31. Southwest wind 14 to 18 mph, with gusts as high as 31 mph.
Tuesday
 
A chance of rain before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 42. Breezy.
Tuesday Night
 
A chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 20.
Wednesday
 
A chance of rain and snow. Partly sunny, with a high near 32.
Wednesday Night
 
A chance of rain and snow. Mostly cloudy, with a low around 19.
Thursday
 
A chance of rain and snow. Partly sunny, with a high near 32.

 

Forecast from NOAA-NWS for Shelby MT.