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

Winter Weather Advisory in effect from December 26, 04:00 AM PST until December 27, 04:00 PM PST

Current conditions at

Timberline Lodge (TIM59)

Lat: 45.32997°NLon: 121.71133°WElev: 5800.0ft.

32°F

0°C

Humidity	97%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Last update	25 Dec 10:00 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles NE Govt Camp OR

Winter Weather Advisory December 26, 04:00am until December 27, 04:00pm

Click here for hazard details and duration

Winter Weather Advisory

Christmas Day
High: 33 °F
Snow
Tonight
Low: 25 °F
Chance Snow
then Snow
Friday
High: 28 °F⇓
Heavy Snow
and Breezy
Friday Night
Low: 21 °F
Heavy Snow
and Very
Windy
Saturday
High: 23 °F
Snow Showers
Likely and
Windy
Saturday Night
Low: 18 °F
Mostly Cloudy
Sunday
High: 27 °F
Partly Sunny
Sunday Night
Low: 19 °F
Mostly Cloudy
Monday
High: 28 °F
Partly Sunny

Detailed Forecast

Christmas Day

Snow, mainly before 5pm. High near 33. Southeast wind 6 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. Total daytime snow accumulation of around an inch possible.

Tonight

A chance of snow before 8pm, then snow after 1am. Low around 25. Southwest wind 6 to 8 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Friday

Snow showers. The snow could be heavy at times. Temperature falling to around 23 by 4pm. Breezy, with a west southwest wind 13 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Friday Night

Snow showers. The snow could be heavy at times. Low around 21. Very windy, with a west wind 30 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Saturday

Snow showers likely, mainly before 10am. Mostly cloudy, with a high near 23. Windy, with a west wind 20 to 25 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Saturday Night

Mostly cloudy, with a low around 18.

Sunday

Partly sunny, with a high near 27.

Sunday Night

Mostly cloudy, with a low around 19.

Monday

Partly sunny, with a high near 28.

Monday Night

Mostly cloudy, with a low around 21.

Tuesday

Partly sunny, with a high near 31.