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

Hazardous Weather Conditions

Current conditions at

USCRN SITE NEAR LEWISTOWN 42WSW (JRWM8)

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

NA

45°F

7°C

Humidity 67%
Wind Speed NA 9 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 15 Apr 06:00 PM MDT
Extended Forecast for

9 Miles NNE Sand Point MT

Winter Weather Advisory until April 16, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until April 16, 12:00pm

    NOW until 12:00pm Thu

    Winter Weather Advisory

  • Tonight

    Low: 20 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: A chance of snow before noon, then snow showers likely, mainly after 5pm. Patchy blowing snow between noon and 5pm. Partly sunny, with a high near 30. West wind 14 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 30 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: A chance of snow showers before midnight, then a chance of snow after midnight. Mostly cloudy, with a low around 17. West wind 10 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow
    Showers

  • Friday

    Friday: Snow, mainly after noon. High near 33. West wind 10 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Chance Snow
    then Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow before midnight. Partly cloudy, with a low around 20. Northwest wind 8 to 13 mph becoming west southwest after midnight. Winds could gust as high as 28 mph. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 46. West wind 9 to 14 mph, with gusts as high as 29 mph.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. Southwest wind 9 to 13 mph, with gusts as high as 30 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55. Southwest wind 9 to 13 mph, with gusts as high as 25 mph.

    High: 55 °F

    Sunny

Detailed Forecast

Tonight
Rain and snow showers, becoming all snow after 9pm. Some thunder is also possible. Low around 20. West wind 11 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Thursday
A chance of snow before noon, then snow showers likely, mainly after 5pm. Patchy blowing snow between noon and 5pm. Partly sunny, with a high near 30. West wind 14 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Thursday Night
A chance of snow showers before midnight, then a chance of snow after midnight. Mostly cloudy, with a low around 17. West wind 10 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
Snow, mainly after noon. High near 33. West wind 10 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A 40 percent chance of snow before midnight. Partly cloudy, with a low around 20. Northwest wind 8 to 13 mph becoming west southwest after midnight. Winds could gust as high as 28 mph. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 46. West wind 9 to 14 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 29. Southwest wind 9 to 13 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 55. Southwest wind 9 to 13 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 39.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 64.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 41.
Wednesday
A chance of rain. Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Sand Point MT
 46.92°N 110.49°W (Elev. 6201 ft)
Last Update:
4:41 pm MDT Apr 15, 2026
Forecast Valid:
7pm MDT Apr 15, 2026-6pm MDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation