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

BULLFROG (TBULL)

Lat: 47.1821°NLon: 121.0313°WElev: 1989.0ft.

Rain

32°F

0°C

Humidity 100%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility 0.23 mi
Last update 25 Dec 07:32 PM PST
Extended Forecast for

15 Miles NNE Roslyn WA

Winter Weather Advisory December 26, 04:00am until December 27, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 1am. Mostly cloudy, with a low around 22. South wind around 6 mph.

    Low: 22 °F

    Chance Snow

  • Friday

    Friday: Snow, mainly after 10am. The snow could be heavy at times. High near 28. South wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 28 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 17. Breezy, with a west wind around 22 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 17 °F

    Breezy. Heavy
    Snow then
    Snow Likely

  • Saturday

    Saturday: Partly sunny, with a high near 21. Northwest wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 21 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 12. Northwest wind around 7 mph.

    Low: 12 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly before 1am. Mostly cloudy, with a low around 22. South wind around 6 mph.
Friday
Snow, mainly after 10am. The snow could be heavy at times. High near 28. South wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 17. Breezy, with a west wind around 22 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Saturday
Partly sunny, with a high near 21. Northwest wind 10 to 14 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 12. Northwest wind around 7 mph.
Sunday
Partly sunny, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Mostly cloudy, with a high near 29.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Mostly cloudy, with a high near 32.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 24.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 32.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 25.
New Year's Day
Snow likely. Mostly cloudy, with a high near 30.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NNE Roslyn WA
 47.45°N 120.94°W (Elev. 4770 ft)
Last Update:
3:30 pm PST Dec 25, 2025
Forecast Valid:
7pm PST Dec 25, 2025-6pm PST Jan 1, 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