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

45°F

7°C

Humidity 55%
Wind Speed NA 9 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 12 Apr 03:00 AM MDT
Extended Forecast for

9 Miles NNE Sand Point MT

  • Overnight

    Overnight: Partly cloudy, with a low around 34. West wind around 9 mph, with gusts as high as 23 mph.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 51. West wind 6 to 8 mph becoming east southeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 51 °F

    Mostly Sunny
    then Showers

  • Sunday Night

    Sunday Night: Rain and snow before 5am, then a chance of snow. Some thunder is also possible. Low around 33. East wind 6 to 8 mph becoming west southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Monday

    Monday: Snow likely before noon, then rain and snow. High near 45. West southwest wind 8 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Snow Likely
    then
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow before midnight. Mostly cloudy, with a low around 31. West southwest wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. West southwest wind 10 to 17 mph, with gusts as high as 36 mph.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 33. Southwest wind 8 to 16 mph, with gusts as high as 34 mph.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow before 3pm, then rain and snow. Mostly cloudy, with a high near 46. West southwest wind 10 to 16 mph, with gusts as high as 36 mph.

    High: 46 °F

    Chance Snow
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 23.

    Low: 23 °F

    Rain/Snow
    then Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 34. West wind around 9 mph, with gusts as high as 23 mph.
Sunday
A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 51. West wind 6 to 8 mph becoming east southeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain and snow before 5am, then a chance of snow. Some thunder is also possible. Low around 33. East wind 6 to 8 mph becoming west southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Snow likely before noon, then rain and snow. High near 45. West southwest wind 8 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of rain and snow before midnight. Mostly cloudy, with a low around 31. West southwest wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday
Mostly sunny, with a high near 49. West southwest wind 10 to 17 mph, with gusts as high as 36 mph.
Tuesday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 33. Southwest wind 8 to 16 mph, with gusts as high as 34 mph.
Wednesday
Snow before 3pm, then rain and snow. Mostly cloudy, with a high near 46. West southwest wind 10 to 16 mph, with gusts as high as 36 mph.
Wednesday Night
Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 23.
Thursday
Snow. Cloudy, with a high near 30.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 16.
Friday
A chance of snow. Partly sunny, with a high near 36.
Friday Night
A chance of snow. Partly cloudy, with a low around 21.
Saturday
A chance of snow. Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Sand Point MT
 46.92°N 110.49°W (Elev. 6201 ft)
Last Update:
12:32 am MDT Apr 12, 2026
Forecast Valid:
3am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation