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

51°F

11°C

Humidity 58%
Wind Speed NA 0 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 20 Jun 03:00 AM MDT
Extended Forecast for

11 Miles ENE Sand Point MT

  • Overnight

    Overnight: Partly cloudy, with a low around 47. Southwest wind around 8 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 76. Southwest wind 6 to 8 mph becoming west northwest in the afternoon.

    High: 76 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 51. West southwest wind 7 to 11 mph. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 68. West wind 8 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. North northeast wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 61. Light north wind becoming north northwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. North northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69. Calm wind becoming east northeast 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 47. Southwest wind around 8 mph.
Saturday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 76. Southwest wind 6 to 8 mph becoming west northwest in the afternoon.
Saturday Night
Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 51. West southwest wind 7 to 11 mph. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 68. West wind 8 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. North northeast wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 50%.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 61. Light north wind becoming north northwest 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 42. North northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Tuesday
Sunny, with a high near 69. Calm wind becoming east northeast 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Sand Point MT
 46.85°N 110.32°W (Elev. 5249 ft)
Last Update:
3:11 am MDT Jun 20, 2026
Forecast Valid:
3am MDT Jun 20, 2026-6pm MDT Jun 26, 2026
 
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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