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

LIBBY (LBBM8)

Lat: 48.40361°NLon: 115.53917°WElev: 2070.0ft.

NA

49°F

9°C

Humidity 30%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 07 Apr 10:25 PM MDT
Extended Forecast for

18 Miles SW Fortine MT

  • Tonight

    Tonight: Mostly clear, with a low around 29. West wind 6 to 11 mph becoming light northwest after midnight. Winds could gust as high as 22 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 48. Light west wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 51. Northeast wind around 5 mph becoming light and variable.

    High: 51 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. West southwest wind around 6 mph becoming light and variable in the evening.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of rain, mainly after noon. Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain before 9pm, then a chance of rain and snow. Snow level 7500 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 29. West wind 6 to 11 mph becoming light northwest after midnight. Winds could gust as high as 22 mph.
Wednesday
Sunny, with a high near 48. Light west wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 32. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 51. Northeast wind around 5 mph becoming light and variable.
Thursday Night
Mostly clear, with a low around 34. West southwest wind around 6 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 40.
Saturday
A chance of rain, mainly after noon. Partly sunny, with a high near 53.
Saturday Night
A chance of rain before 9pm, then a chance of rain and snow. Snow level 7500 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 38.
Sunday
Snow likely, mainly after noon. Mostly cloudy, with a high near 44.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 35.
Monday
A chance of snow. Mostly cloudy, with a high near 42.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 34.
Tuesday
A slight chance of snow. Mostly cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SW Fortine MT
 48.58°N 115.15°W (Elev. 5600 ft)
Last Update:
2:32 pm MDT Apr 7, 2026
Forecast Valid:
10pm MDT Apr 7, 2026-6pm MDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation