National Weather Service Forecast for: Polson MT
Issued by: National Weather Service Missoula, MT
Updated: 1:01 am MST Nov 1, 2026
 
Today

Today: A 20 percent chance of rain before 2pm.  Cloudy, with a high near 47. Calm wind.
Slight Chance
Rain
Tonight

Tonight: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 30. Calm wind.
Patchy Fog
Monday

Monday: Partly sunny, with a high near 48. Calm wind.
Partly Sunny
Monday
Night
Monday Night: Partly cloudy, with a low around 28. Calm wind.
Partly Cloudy
Tuesday

Tuesday: Mostly cloudy, with a high near 50. Calm wind.
Mostly Cloudy
Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 30.
Mostly Cloudy
Wednesday

Wednesday: Partly sunny, with a high near 50.
Partly Sunny
Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 30.
Mostly Cloudy
Thursday

Thursday: A chance of rain, mainly after 11am.  Partly sunny, with a high near 50.
Chance Rain
Hi 47 °F Lo 30 °F Hi 48 °F Lo 28 °F Hi 50 °F Lo 30 °F Hi 50 °F Lo 30 °F Hi 50 °F

 

Today
 
A 20 percent chance of rain before 2pm. Cloudy, with a high near 47. Calm wind.
Tonight
 
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Monday
 
Partly sunny, with a high near 48. Calm wind.
Monday Night
 
Partly cloudy, with a low around 28. Calm wind.
Tuesday
 
Mostly cloudy, with a high near 50. Calm wind.
Tuesday Night
 
Mostly cloudy, with a low around 30.
Wednesday
 
Partly sunny, with a high near 50.
Wednesday Night
 
Mostly cloudy, with a low around 30.
Thursday
 
A chance of rain, mainly after 11am. Partly sunny, with a high near 50.
Thursday Night
 
A slight chance of rain before 11pm. Mostly cloudy, with a low around 31.
Friday
 
A chance of rain. Mostly cloudy, with a high near 50.
Friday Night
 
A chance of rain. Mostly cloudy, with a low around 31.
Saturday
 
Partly sunny, with a high near 50.

 

Forecast from NOAA-NWS for Polson MT.