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

59°F

15°C

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

16 Miles W White Sulphur Springs MT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers. Cloudy, with a high near 62. East wind 13 to 15 mph, with gusts as high as 21 mph.

    High: 62 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 3am. Cloudy, with a low around 49. Southeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 3pm. Cloudy, with a high near 51. South southeast wind around 7 mph becoming west in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 51 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. West southwest wind around 7 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 56. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

    High: 56 °F

    Chance
    Showers

  • Friday Night

    Friday 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. North northwest wind 6 to 8 mph becoming south southwest after midnight. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63. South southwest wind 6 to 8 mph.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. West northwest wind 6 to 8 mph becoming east southeast after midnight.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers. Cloudy, with a high near 62. East wind 13 to 15 mph, with gusts as high as 21 mph.
Tonight
A chance of showers, with thunderstorms also possible after 3am. Cloudy, with a low around 49. Southeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday
Showers likely, with thunderstorms also possible after 3pm. Cloudy, with a high near 51. South southeast wind around 7 mph becoming west in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. West southwest wind around 7 mph. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 56. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Friday 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. North northwest wind 6 to 8 mph becoming south southwest after midnight. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 63. South southwest wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 51. West northwest wind 6 to 8 mph becoming east southeast after midnight.
Sunday
Sunny, with a high near 68.
Sunday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 52.
Labor Day
A slight chance of showers. Sunny, with a high near 67.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 50.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W White Sulphur Springs MT
 46.5°N 111.26°W (Elev. 7402 ft)
Last Update:
10:20 am MDT Aug 27, 2025
Forecast Valid:
1pm MDT Aug 27, 2025-6pm MDT Sep 2, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation