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

45°F

7°C

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

20 Miles WNW White Sulphur Springs MT

  • Tonight

    Tonight: Partly cloudy, with a low around 27. South wind 10 to 14 mph becoming east after midnight. Winds could gust as high as 21 mph.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 64. South wind 11 to 14 mph becoming north in the morning. Winds could gust as high as 25 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. South southwest wind 5 to 8 mph becoming calm after midnight.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 60. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. Calm wind becoming southeast 5 to 7 mph in the evening.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. South southeast wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. South wind 5 to 8 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 62. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 62 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 27. South wind 10 to 14 mph becoming east after midnight. Winds could gust as high as 21 mph.
Saturday
Partly sunny, with a high near 64. South wind 11 to 14 mph becoming north in the morning. Winds could gust as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 30. South southwest wind 5 to 8 mph becoming calm after midnight.
Sunday
Sunny, with a high near 60. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 31. Calm wind becoming southeast 5 to 7 mph in the evening.
Monday
Mostly sunny, with a high near 65. South southeast wind 5 to 9 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 34. South wind 5 to 8 mph.
Tuesday
Partly sunny, with a high near 62. Calm wind becoming south southwest around 5 mph in the afternoon.
Tuesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 32.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
A slight chance of rain. Mostly sunny, with a high near 60.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 34.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles WNW White Sulphur Springs MT
 46.69°N 111.26°W (Elev. 4803 ft)
Last Update:
6:11 pm MDT Oct 16, 2026
Forecast Valid:
9pm MDT Oct 16, 2026-6pm MDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation