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

54°F

12°C

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

17 Miles NNE Winston MT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 69. West southwest wind around 9 mph, with gusts as high as 20 mph.

    High: 69 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 48. West wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 48 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 65. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. North wind around 9 mph, with gusts as high as 21 mph.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 58. North wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. North wind 6 to 11 mph becoming light north northeast after midnight. Winds could gust as high as 24 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind becoming north around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. North northeast wind 5 to 7 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 69. West southwest wind around 9 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 48. West wind 5 to 9 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 65. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 45. North wind around 9 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 58. North wind 7 to 10 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 40. North wind 6 to 11 mph becoming light north northeast after midnight. Winds could gust as high as 24 mph.
Tuesday
Sunny, with a high near 66. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 45. North northeast wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNE Winston MT
 46.69°N 111.48°W (Elev. 6201 ft)
Last Update:
12:32 pm MDT Jun 20, 2026
Forecast Valid:
1pm MDT Jun 20, 2026-6pm MDT Jun 26, 2026
 
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