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

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Missoula, Missoula International Airport (KMSO)

Lat: 46.92083°NLon: 114.0925°WElev: 3199.0ft.

Clear

88°F

31°C

Humidity 18%
Wind Speed W 18 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 18 Aug 06:20 PM MDT
Extended Forecast for

5 Miles NNW Bonner MT

  • Tonight

    Tonight: Mostly clear, with a low around 54. West wind 8 to 13 mph becoming light west northwest after midnight. Winds could gust as high as 22 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. West wind 3 to 6 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. West wind around 5 mph becoming calm.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 81. East wind around 5 mph becoming light and variable.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. Light and variable wind becoming north northeast around 5 mph in the evening.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Partly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 54. West wind 8 to 13 mph becoming light west northwest after midnight. Winds could gust as high as 22 mph.
Wednesday
Sunny, with a high near 76. West wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 55. West wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 81. East wind around 5 mph becoming light and variable.
Thursday Night
Mostly clear, with a low around 60. Light and variable wind becoming north northeast around 5 mph in the evening.
Friday
Mostly sunny, with a high near 83.
Friday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 62.
Saturday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Partly cloudy, with a low around 55.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Bonner MT
 46.94°N 113.92°W (Elev. 4865 ft)
Last Update:
2:00 pm MDT Aug 18, 2026
Forecast Valid:
6pm MDT Aug 18, 2026-6pm MDT Aug 25, 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