National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

63°F

17°C

Humidity 66%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 20 Sep 11:43 AM MDT
Extended Forecast for

Polson MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. Calm wind.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Patchy fog before 9am. Otherwise, sunny, with a high near 77. Calm wind.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 74. Calm wind.
Tonight
Mostly clear, with a low around 47. Calm wind.
Monday
Patchy fog before 9am. Otherwise, sunny, with a high near 77. Calm wind.
Monday Night
Mostly clear, with a low around 48. Calm wind.
Tuesday
Mostly sunny, with a high near 77. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
A chance of rain. Partly sunny, with a high near 68.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Polson MT
 47.68°N 114.16°W (Elev. 3153 ft)
Last Update:
12:21 pm MDT Sep 20, 2026
Forecast Valid:
12pm MDT Sep 20, 2026-6pm MDT Sep 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation