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

Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

USCRN SITE NEAR LEWISTOWN 42WSW (JRWM8)

Lat: 46.88472°NLon: 110.28944°WElev: 5045.0ft.

NA

44°F

7°C

Humidity 35%
Wind Speed NA 11 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 14 Feb 02:00 PM MST
Extended Forecast for

7 Miles SW Windham MT

  • Tonight

    Tonight: A slight chance of snow before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 30. South southwest wind around 7 mph. Chance of precipitation is 20%.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A slight chance of snow before noon, then a chance of rain and snow. Partly sunny, with a high near 44. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 44 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 11pm. Partly cloudy, with a low around 29. Southwest wind 6 to 8 mph. Little or no snow accumulation expected.

    Low: 29 °F

    Chance Snow
    then Partly
    Cloudy

  • Washington's Birthday

    Washington's Birthday: A 10 percent chance of rain after 5pm. Mostly sunny, with a high near 50. South wind 9 to 15 mph, with gusts as high as 26 mph.

    High: 50 °F

    Sunny then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: A slight chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 30. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow. High near 39. South wind 7 to 12 mph becoming west northwest 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Snow

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 6. West northwest wind 6 to 13 mph, with gusts as high as 21 mph. New snow accumulation of less than one inch possible.

    Low: 6 °F

    Chance Snow
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: A chance of snow. Partly sunny, with a high near 19. West northwest wind 5 to 9 mph becoming north in the afternoon.

    High: 19 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 3.

    Low: 3 °F

    Chance Snow

Detailed Forecast

Tonight
A slight chance of snow before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 30. South southwest wind around 7 mph. Chance of precipitation is 20%.
Sunday
A slight chance of snow before noon, then a chance of rain and snow. Partly sunny, with a high near 44. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday Night
A 30 percent chance of snow before 11pm. Partly cloudy, with a low around 29. Southwest wind 6 to 8 mph. Little or no snow accumulation expected.
Washington's Birthday
A 10 percent chance of rain after 5pm. Mostly sunny, with a high near 50. South wind 9 to 15 mph, with gusts as high as 26 mph.
Monday Night
A slight chance of rain and snow before 8pm, then a chance of snow. Mostly cloudy, with a low around 30. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
Snow. High near 39. South wind 7 to 12 mph becoming west northwest 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Tuesday Night
A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 6. West northwest wind 6 to 13 mph, with gusts as high as 21 mph. New snow accumulation of less than one inch possible.
Wednesday
A chance of snow. Partly sunny, with a high near 19. West northwest wind 5 to 9 mph becoming north in the afternoon.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 3.
Thursday
A chance of snow. Partly sunny, with a high near 22.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 10.
Friday
A slight chance of snow. Partly sunny, with a high near 29.
Friday Night
A chance of snow. Partly cloudy, with a low around 14.
Saturday
A slight chance of snow. Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Windham MT
 47°N 110.26°W (Elev. 5374 ft)
Last Update:
1:52 pm MST Feb 14, 2026
Forecast Valid:
3pm MST Feb 14, 2026-6pm MST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation