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.

NA

33°F

1°C

Humidity 100%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility 1.24 mi
Last update 25 Dec 10:02 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 slight chance of snow between 1am and 4am. Mostly cloudy, with a low around 24. Light southeast wind. Chance of precipitation is 20%.

    Low: 24 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: Snow, mainly after 10am. The snow could be heavy at times. High near 31. South wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 31 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 18. West wind 18 to 20 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 18 °F

    Heavy Snow
    then Snow
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 24. West wind 8 to 11 mph, with gusts as high as 23 mph.

    High: 24 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 14. Northwest wind 3 to 5 mph.

    Low: 14 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of snow between 1am and 4am. Mostly cloudy, with a low around 24. Light southeast wind. Chance of precipitation is 20%.
Friday
Snow, mainly after 10am. The snow could be heavy at times. High near 31. South wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 28 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 18. West wind 18 to 20 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 24. West wind 8 to 11 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 14. Northwest wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
Mostly cloudy, with a high near 31.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Mostly cloudy, with a high near 35.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 26.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 35.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
New Year's Day
Snow likely. Mostly cloudy, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NNE Roslyn WA
 47.43°N 120.94°W (Elev. 4052 ft)
Last Update:
9:35 pm PST Dec 25, 2025
Forecast Valid:
10pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation