Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

JETTE (JETM8)

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

NA

64°F

18°C

Humidity 48%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 18 Aug 01:43 AM MDT
Extended Forecast for

Polson MT

  • Overnight

    Overnight: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of rain between noon and 3pm.  Cloudy, then gradually becoming mostly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 20%.

    High: 85 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. West wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 18 mph.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Southwest wind 3 to 8 mph.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 51. Calm wind.
Tuesday
A slight chance of rain between noon and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 52. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 86. Southwest wind 3 to 8 mph.
Wednesday Night
Mostly clear, with a low around 52. Southwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 53.
Friday
Mostly sunny, with a high near 90.
Friday Night
Mostly cloudy, with a low around 55.
Saturday
A slight chance of rain before noon. Mostly sunny, with a high near 84.
Saturday Night
A chance of rain and thunderstorms. Partly cloudy, with a low around 51.
Sunday
A slight chance of rain. Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Polson MT
 47.68°N 114.16°W (Elev. 3153 ft)
1:26 am MDT Aug 18, 2026
2am MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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