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

18°C

65°F

Humidity 35%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 3°C (37°F)
Visibility NA
Last update 12 Jul 11:00 PM MDT
Extended Forecast for

7 Miles SW Windham MT

  • Tonight

    Tonight: Mostly clear, with a low around 15. West southwest wind around 14 km/h.

    Low: 15 °C

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 30. Northwest wind 13 to 18 km/h, with gusts as high as 32 km/h.

    High: 30 °C

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14. North northwest wind 10 to 16 km/h becoming west southwest in the evening.

    Low: 14 °C

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after noon. Sunny, with a high near 29. West southwest wind 11 to 16 km/h becoming north northwest 18 to 23 km/h in the afternoon. Winds could gust as high as 37 km/h.

    High: 29 °C

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 9. North wind 16 to 24 km/h, with gusts as high as 37 km/h. Chance of precipitation is 60%.

    Low: 9 °C

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before noon, then showers between noon and 3pm, then showers and possibly a thunderstorm after 3pm. High near 14. North northeast wind 14 to 23 km/h, with gusts as high as 37 km/h. Chance of precipitation is 80%.

    High: 14 °C

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 8. East northeast wind 13 to 23 km/h, with gusts as high as 35 km/h. Chance of precipitation is 60%.

    Low: 8 °C

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 17. Northeast wind 13 to 21 km/h, with gusts as high as 34 km/h.

    High: 17 °C

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 7.

    Low: 7 °C

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 15. West southwest wind around 14 km/h.
Sunday
Sunny, with a high near 30. Northwest wind 13 to 18 km/h, with gusts as high as 32 km/h.
Sunday Night
Mostly clear, with a low around 14. North northwest wind 10 to 16 km/h becoming west southwest in the evening.
Monday
A 20 percent chance of showers after noon. Sunny, with a high near 29. West southwest wind 11 to 16 km/h becoming north northwest 18 to 23 km/h in the afternoon. Winds could gust as high as 37 km/h.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 9. North wind 16 to 24 km/h, with gusts as high as 37 km/h. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before noon, then showers between noon and 3pm, then showers and possibly a thunderstorm after 3pm. High near 14. North northeast wind 14 to 23 km/h, with gusts as high as 37 km/h. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 8. East northeast wind 13 to 23 km/h, with gusts as high as 35 km/h. Chance of precipitation is 60%.
Wednesday
A chance of showers. Partly sunny, with a high near 17. Northeast wind 13 to 21 km/h, with gusts as high as 34 km/h.
Wednesday Night
Mostly clear, with a low around 7.
Thursday
Sunny, with a high near 22.
Thursday Night
Partly cloudy, with a low around 10.
Friday
A slight chance of showers. Mostly sunny, with a high near 25.
Friday Night
Mostly clear, with a low around 12.
Saturday
Sunny, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Windham MT
 47°N 110.26°W (Elev. 5374 m)
Last Update:
8:28 pm MDT Jul 12, 2025
Forecast Valid:
11pm MDT Jul 12, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation