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

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

LIBBY (LBBM8)

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

NA

87°F

31°C

Humidity 19%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Heat Index84°F (29°C)
Last update 20 Jun 03:25 PM MDT
Extended Forecast for

19 Miles WSW Fortine MT

  • Tonight

    Tonight: Mostly clear, with a low around 54. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of rain after noon. Mostly sunny, with a high near 75. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 75 °F

    Sunny then
    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 7pm. Partly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Chance Rain
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 76. Calm wind.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 54. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Sunday
A 40 percent chance of rain after noon. Mostly sunny, with a high near 75. Calm wind becoming west northwest around 5 mph in the afternoon.
Sunday Night
A 30 percent chance of rain, mainly before 7pm. Partly cloudy, with a low around 52. Light and variable wind.
Monday
Sunny, with a high near 76. Calm wind.
Monday Night
Mostly clear, with a low around 52. Calm wind.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 60.
Friday
A slight chance of rain. Mostly sunny, with a high near 75.
Friday Night
A chance of rain. Mostly cloudy, with a low around 55.
Saturday
A chance of rain. Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles WSW Fortine MT
 48.61°N 115.25°W (Elev. 2198 ft)
Last Update:
2:01 pm MDT Jun 20, 2026
Forecast Valid:
3pm MDT Jun 20, 2026-6pm MDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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