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

36°F

2°C

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

15 Miles W White Sulphur Springs MT

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 61. North wind 6 to 8 mph becoming east southeast in the morning.

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 47. East northeast wind 9 to 16 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers before 3pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 64. South wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 64 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 49. West southwest wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 58. West northwest wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 43. Breezy, with a north northwest wind 15 to 24 mph, with gusts as high as 31 mph.

    Low: 43 °F

    Partly Cloudy
    and Breezy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 53. North northwest wind 14 to 16 mph, with gusts as high as 24 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. North wind 5 to 14 mph becoming east northeast after midnight. Winds could gust as high as 26 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

Juneteenth
Partly sunny, with a high near 61. North wind 6 to 8 mph becoming east southeast in the morning.
Tonight
Partly cloudy, with a low around 47. East northeast wind 9 to 16 mph becoming south after midnight. Winds could gust as high as 20 mph.
Saturday
A slight chance of showers before 3pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 64. South wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 49. West southwest wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 58. West northwest wind 11 to 14 mph, with gusts as high as 22 mph.
Sunday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 43. Breezy, with a north northwest wind 15 to 24 mph, with gusts as high as 31 mph.
Monday
Mostly sunny, with a high near 53. North northwest wind 14 to 16 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 41. North wind 5 to 14 mph becoming east northeast after midnight. Winds could gust as high as 26 mph.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles W White Sulphur Springs MT
 46.52°N 111.23°W (Elev. 7133 ft)
Last Update:
3:31 am MDT Jun 19, 2026
Forecast Valid:
4am MDT Jun 19, 2026-6pm MDT Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation