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

Heavy Rain and Thunderstorms in the Plains; Tropical Moisture Brings Heavy Rain to Southern California and Southwest

Heavy rain showers and thunderstorms, some severe, will persist across the Plains and Mississippi Valley through Friday. Increasing tropical moisture from the remnants of Mario will bring showers, thunderstorms, and a flash flooding threat across much of southern California into the Desert Southwest through Friday. Read More >

Current conditions at

BOULDER MOUNTAIN (BOMM8)

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

NA

48°F

9°C

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

13 Miles W White Sulphur Springs MT

  • Tonight

    Tonight: Mostly clear, with a low around 46. South southwest wind around 7 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. North wind 5 to 7 mph becoming east southeast after midnight.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 69. Calm wind becoming west around 6 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. West wind around 6 mph becoming east southeast after midnight.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 70. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. South southwest wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain before midnight. Partly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain then
    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 46. South southwest wind around 7 mph.
Thursday
Sunny, with a high near 67. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 46. North wind 5 to 7 mph becoming east southeast after midnight.
Friday
Mostly sunny, with a high near 69. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 48. West wind around 6 mph becoming east southeast after midnight.
Saturday
Sunny, with a high near 70. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 48. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 65. South southwest wind 7 to 13 mph, with gusts as high as 23 mph.
Sunday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 41.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W White Sulphur Springs MT
 46.51°N 111.16°W (Elev. 6106 ft)
Last Update:
9:52 pm MDT Sep 17, 2025
Forecast Valid:
10pm MDT Sep 17, 2025-6pm MDT Sep 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation