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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Geyser (MTGYS)

Lat: 47.25°NLon: 110.48°WElev: 4221.0ft.

NA

25°F

-4°C

Humidity 99%
Wind Speed N 4 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill20°F (-7°C)
Last update 24 Dec 09:45 PM MST
Extended Forecast for

5 Miles NNE Raynesford MT

Dense Fog Advisory December 24, 10:12pm until December 24, 11:00pm
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory December 24, 10:12pm until December 24, 11:00pm

    NOW until 11:00pm Wed

    Dense Fog Advisory

  • Tonight

    Low: 30 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: Mostly sunny, with a high near 48. West southwest wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36. South southwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 44. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 44 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 9. Southwest wind 16 to 18 mph, with gusts as high as 26 mph.

    Low: 9 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 15. West northwest wind around 16 mph, with gusts as high as 24 mph.

    High: 15 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 0. West southwest wind 6 to 11 mph.

    Low: 0 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 29. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 29 °F

    Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. Southeast wind 5 to 7 mph becoming west southwest after midnight.
Christmas Day
Mostly sunny, with a high near 48. West southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 36. South southwest wind around 11 mph, with gusts as high as 22 mph.
Friday
Partly sunny, with a high near 44. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 9. Southwest wind 16 to 18 mph, with gusts as high as 26 mph.
Saturday
Mostly cloudy, with a high near 15. West northwest wind around 16 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 0. West southwest wind 6 to 11 mph.
Sunday
Sunny, with a high near 29. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Partly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Raynesford MT
 47.35°N 110.69°W (Elev. 4738 ft)
Last Update:
9:43 pm MST Dec 24, 2025
Forecast Valid:
10pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
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