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

USCRN SITE NEAR LEWISTOWN 42WSW (JRWM8)

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

NA

23°F

-5°C

Humidity 70%
Wind Speed NA 1 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 24 Apr 03:00 AM MDT
Extended Forecast for

6 Miles WSW Windham MT

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 20. West northwest wind 16 to 18 mph, with gusts as high as 28 mph.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: Snow showers likely, mainly after 1pm. Widespread blowing snow, mainly between 7am and 2pm. Mostly cloudy, with a high near 31. Windy, with a northwest wind 18 to 23 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow Showers
    Likely and
    Blowing Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow showers, mainly between 9pm and 10pm. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 16. Blustery, with a west northwest wind 21 to 26 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 38 mph. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow
    Showers and
    Patchy
    Blowing Snow

  • Saturday

    Saturday: A 40 percent chance of snow showers. Mostly cloudy, with a high near 37. West northwest wind 8 to 13 mph, with gusts as high as 21 mph. Little or no snow accumulation expected.

    High: 37 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 20. Northeast wind 5 to 10 mph becoming light east after midnight. Little or no snow accumulation expected.

    Low: 20 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: Snow showers likely. Mostly cloudy, with a high near 36. Light east northeast wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 22. Northeast wind 5 to 10 mph becoming light and variable after midnight. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow

  • Monday

    Monday: A chance of snow. Partly sunny, with a high near 44. Calm wind becoming east southeast 5 to 8 mph in the afternoon.

    High: 44 °F

    Chance Snow

  • Monday Night

    Monday Night: A slight chance of snow before midnight. Partly cloudy, with a low around 26.

    Low: 26 °F

    Slight Chance
    Snow then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 20. West northwest wind 16 to 18 mph, with gusts as high as 28 mph.
Friday
Snow showers likely, mainly after 1pm. Widespread blowing snow, mainly between 7am and 2pm. Mostly cloudy, with a high near 31. Windy, with a northwest wind 18 to 23 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A 40 percent chance of snow showers, mainly between 9pm and 10pm. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 16. Blustery, with a west northwest wind 21 to 26 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 38 mph. New snow accumulation of less than a half inch possible.
Saturday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 37. West northwest wind 8 to 13 mph, with gusts as high as 21 mph. Little or no snow accumulation expected.
Saturday Night
A 40 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 20. Northeast wind 5 to 10 mph becoming light east after midnight. Little or no snow accumulation expected.
Sunday
Snow showers likely. Mostly cloudy, with a high near 36. Light east northeast wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22. Northeast wind 5 to 10 mph becoming light and variable after midnight. New snow accumulation of less than a half inch possible.
Monday
A chance of snow. Partly sunny, with a high near 44. Calm wind becoming east southeast 5 to 8 mph in the afternoon.
Monday Night
A slight chance of snow before midnight. Partly cloudy, with a low around 26.
Tuesday
A slight chance of snow before noon, then a chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Partly sunny, with a high near 51.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 51.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Windham MT
 47.07°N 110.27°W (Elev. 4918 ft)
Last Update:
12:31 am MDT Apr 24, 2026
Forecast Valid:
3am MDT Apr 24, 2026-6pm MDT Apr 30, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation