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

Atmospheric River Continues to Impact the Northwest U.S.; Gusty to High Winds in the Northeast U.S.

A strong atmospheric river will continue moderate to heavy rainfall with possible flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. into Thursday. Additional impacts are likely into Friday with a cold front. A fast-moving storm system will cross the Northeast U.S. Wednesday into Thursday with gusty to high winds and areas of rain and high elevation snow showers. Read More >

Current conditions at

USCRN SITE NEAR LEWISTOWN 42WSW (JRWM8)

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

NA

33°F

1°C

Humidity 87%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 04 Nov 09:00 PM MST
Extended Forecast for

5 Miles SW Windham MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. South wind 6 to 14 mph, with gusts as high as 22 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy through mid morning, then becoming mostly sunny, with a high near 60. South wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. West southwest wind 16 to 18 mph, with gusts as high as 28 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52. Windy, with a west southwest wind 20 to 30 mph, with gusts as high as 45 mph.

    High: 52 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Breezy, with a west southwest wind 21 to 26 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 36 mph.

    Low: 33 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: A chance of rain and snow before 11am, then a chance of rain between 11am and 2pm, then a chance of rain and snow after 2pm. Partly sunny, with a high near 51. Breezy, with a southwest wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 51 °F

    Chance
    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after 11pm. Partly cloudy, with a low around 27. Breezy, with a west wind 25 to 29 mph, with gusts as high as 41 mph. Little or no snow accumulation expected.

    Low: 27 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 42. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 32 mph.

    High: 42 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. South wind 6 to 14 mph, with gusts as high as 22 mph.
Wednesday
Cloudy through mid morning, then becoming mostly sunny, with a high near 60. South wind 14 to 17 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 39. West southwest wind 16 to 18 mph, with gusts as high as 28 mph.
Thursday
Mostly sunny, with a high near 52. Windy, with a west southwest wind 20 to 30 mph, with gusts as high as 45 mph.
Thursday Night
Mostly clear, with a low around 33. Breezy, with a west southwest wind 21 to 26 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 36 mph.
Friday
A chance of rain and snow before 11am, then a chance of rain between 11am and 2pm, then a chance of rain and snow after 2pm. Partly sunny, with a high near 51. Breezy, with a southwest wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
A 30 percent chance of snow, mainly after 11pm. Partly cloudy, with a low around 27. Breezy, with a west wind 25 to 29 mph, with gusts as high as 41 mph. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 42. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 32 mph.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 39.
Veterans Day
Mostly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Windham MT
 47.03°N 110.23°W (Elev. 4941 ft)
Last Update:
3:37 pm MST Nov 4, 2025
Forecast Valid:
9pm MST Nov 4, 2025-6pm MST Nov 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation