Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

LIBBY (LBBM8)

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

NA

29°F

-2°C

Humidity 93%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 29 Jan 01:25 AM MST
Extended Forecast for

17 Miles SW Fortine MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. Light southwest wind.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of snow, mainly before 1pm.  Mostly cloudy, with a high near 33. Calm wind becoming west southwest around 5 mph.  New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A slight chance of snow before 9pm, then a slight chance of snow after 4am.  Mostly cloudy, with a low around 31. Light southwest wind.  Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Snow

  • Friday

    Friday: A chance of snow before 11am, then a chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm.  Snow level rising to 5300 feet in the afternoon. Cloudy, with a high near 37. South southwest wind 3 to 7 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 37 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow before 11pm.  Snow level 5000 feet. Mostly cloudy, with a low around 32. Southwest wind around 6 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain and snow between 11pm and 2am, then a slight chance of snow after 2am.  Snow level 5500 feet lowering to 4800 feet after midnight . Mostly cloudy, with a low around 31.

    Low: 31 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. Light southwest wind.
Thursday
A 40 percent chance of snow, mainly before 1pm. Mostly cloudy, with a high near 33. Calm wind becoming west southwest around 5 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A slight chance of snow before 9pm, then a slight chance of snow after 4am. Mostly cloudy, with a low around 31. Light southwest wind. Chance of precipitation is 20%.
Friday
A chance of snow before 11am, then a chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm. Snow level rising to 5300 feet in the afternoon. Cloudy, with a high near 37. South southwest wind 3 to 7 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
A chance of rain and snow before 11pm. Snow level 5000 feet. Mostly cloudy, with a low around 32. Southwest wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
Mostly cloudy, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Mostly cloudy, with a high near 38.
Sunday Night
A slight chance of rain and snow between 11pm and 2am, then a slight chance of snow after 2am. Snow level 5500 feet lowering to 4800 feet after midnight . Mostly cloudy, with a low around 31.
Monday
A slight chance of snow. Mostly cloudy, with a high near 36.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SW Fortine MT
 48.56°N 115.11°W (Elev. 4800 ft)
2:06 am MST Jan 29, 2026
2am MST Jan 29, 2026-6pm MST Feb 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database