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

BOULDER MOUNTAIN (BOMM8)

Lat: 46.5596°NLon: 111.28973°WElev: 7950.0ft.

NA

41°F

5°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

17 Miles NE Winston MT

  • Overnight

    Overnight: A 20 percent chance of showers after 5am. Partly cloudy, with a low around 43. North wind around 6 mph becoming southwest.

    Low: 43 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 60. West southwest wind 6 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 20%.

    High: 60 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. North wind 6 to 14 mph becoming east northeast after midnight. Winds could gust as high as 28 mph.

    Low: 41 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 65. East wind around 6 mph.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. East northeast wind 6 to 8 mph.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66. Southeast wind 6 to 9 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 61. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers after 5am. Partly cloudy, with a low around 43. North wind around 6 mph becoming southwest.
Thursday
A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 60. West southwest wind 6 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 41. North wind 6 to 14 mph becoming east northeast after midnight. Winds could gust as high as 28 mph.
Juneteenth
Partly sunny, with a high near 65. East wind around 6 mph.
Friday Night
Partly cloudy, with a low around 48. East northeast wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 66. Southeast wind 6 to 9 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 61. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NE Winston MT
 46.68°N 111.44°W (Elev. 6601 ft)
Last Update:
10:17 pm MDT Jun 17, 2026
Forecast Valid:
12am MDT Jun 18, 2026-6pm MDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation