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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

LIBBY (LBBM8)

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

NA

72°F

22°C

Humidity 26%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 21 Apr 08:25 PM MDT
Extended Forecast for

13 Miles NNE Noxon MT

  • Tonight

    Tonight: A 40 percent chance of rain after 3am. Mostly cloudy, with a low around 39. Southwest wind around 11 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain and snow showers before 1pm, then rain showers between 1pm and 2pm, then snow after 2pm. Some thunder is also possible. Snow level 9000 feet lowering to 6500 feet in the afternoon . Temperature falling to around 35 by 5pm. Northeast wind 11 to 16 mph becoming southwest in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 43 °F⇓

    Showers then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 28. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 28 °F

    Snow

  • Thursday

    Thursday: Snow before noon, then snow showers after noon. The snow could be heavy at times. Some thunder is also possible. High near 32. North northwest wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 32 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 22. North wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 22 °F

    Snow Likely

  • Friday

    Friday: Snow likely, mainly after noon. Mostly cloudy, with a high near 31. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow Likely

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow after noon. Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of rain after 3am. Mostly cloudy, with a low around 39. Southwest wind around 11 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Wednesday
Rain and snow showers before 1pm, then rain showers between 1pm and 2pm, then snow after 2pm. Some thunder is also possible. Snow level 9000 feet lowering to 6500 feet in the afternoon . Temperature falling to around 35 by 5pm. Northeast wind 11 to 16 mph becoming southwest in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 28. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow before noon, then snow showers after noon. The snow could be heavy at times. Some thunder is also possible. High near 32. North northwest wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 22. North wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 31. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 20.
Saturday
A slight chance of snow after noon. Mostly sunny, with a high near 35.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
A slight chance of snow after noon. Mostly sunny, with a high near 37.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 25.
Monday
A chance of rain and snow. Mostly sunny, with a high near 41.
Monday Night
A slight chance of snow. Partly cloudy, with a low around 29.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Noxon MT
 48.19°N 115.69°W (Elev. 6499 ft)
Last Update:
2:00 pm MDT Apr 21, 2026
Forecast Valid:
9pm MDT Apr 21, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation