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

52°F

11°C

Humidity 80%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 20 Sep 04:43 AM MDT
Extended Forecast for

Polson MT

  • Today

    Today: Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 74. Calm wind.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Monday Night

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

    Low: 47 °F

    Mostly Clear

  • Tuesday

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

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °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 46.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 74. Calm wind.
Tonight
Mostly clear, with a low around 46. Calm wind.
Monday
Sunny, with a high near 77. Calm wind.
Monday Night
Mostly clear, with a low around 47. Calm wind.
Tuesday
Sunny, with a high near 77. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 73.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Saturday
A slight chance of rain. Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Polson MT
 47.69°N 114.13°W (Elev. 3127 ft)
Last Update:
2:00 am MDT Sep 20, 2026
Forecast Valid:
5am 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