Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

LIBBY (LBBM8)

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

NA

31°F

-1°C

Humidity 86%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 22 Mar 05:25 AM MDT
Extended Forecast for

15 Miles NNW Happys Inn MT

Flood Watch March 22, 06:00am until March 22, 12:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 22, 06:00am until March 22, 12:00pm

    NOW until 12:00pm Sun

    Flood Watch

  • Today

    High: 40 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 28. West southwest wind 5 to 14 mph becoming east southeast after midnight. Winds could gust as high as 21 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 48. Southeast wind 5 to 8 mph becoming west southwest in the afternoon.

    High: 48 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. West southwest wind 6 to 9 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow before noon, then rain and snow.  High near 41. Southeast wind 6 to 8 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow before 9pm, then rain between 9pm and 3am, then a chance of rain and snow after 3am.  Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow likely, becoming all snow after 9am.  Partly sunny, with a high near 41. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow, mainly before midnight.  Partly cloudy, with a low around 27.

    Low: 27 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 40. West southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tonight
Increasing clouds, with a low around 28. West southwest wind 5 to 14 mph becoming east southeast after midnight. Winds could gust as high as 21 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 48. Southeast wind 5 to 8 mph becoming west southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 35. West southwest wind 6 to 9 mph.
Tuesday
A chance of snow before noon, then rain and snow. High near 41. Southeast wind 6 to 8 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain and snow before 9pm, then rain between 9pm and 3am, then a chance of rain and snow after 3am. Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain and snow likely, becoming all snow after 9am. Partly sunny, with a high near 41. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
A chance of snow, mainly before midnight. Partly cloudy, with a low around 27.
Thursday
A slight chance of snow. Mostly sunny, with a high near 38.
Thursday Night
Mostly clear, with a low around 24.
Friday
Sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 27.
Saturday
Mostly sunny, with a high near 49.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NNW Happys Inn MT
 48.3°N 115.24°W (Elev. 4783 ft)
2:01 am MDT Mar 22, 2026
6am MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
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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