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, 07:00 AM PST

Current conditions at

SAWMILL FLATS (MEFW1)

Lat: 46.9675°NLon: 121.08444°WElev: 3000.0ft.

31°F

-1°C

Humidity	100%
Wind Speed	W 0 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Last update	25 Dec 06:25 AM PST

More Information:

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

Extended Forecast for

6 Miles SE Chinook Pass WA

Winter Weather Advisory December 26, 04:00am until December 27, 07:00am

Click here for hazard details and duration

Winter Weather Advisory

Christmas Day
High: 31 °F
Snow
Tonight
Low: 21 °F
Snow Likely
Friday
High: 27 °F
Snow
Friday Night
Low: 16 °F
Snow and
Breezy
Saturday
High: 21 °F
Chance Snow
then Partly
Sunny
Saturday Night
Low: 14 °F
Mostly Cloudy
Sunday
High: 29 °F
Partly Sunny
Sunday Night
Low: 20 °F
Mostly Cloudy
Monday
High: 34 °F
Mostly Cloudy

Detailed Forecast

Christmas Day

Snow, mainly before 1pm. High near 31. East wind 9 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. Total daytime snow accumulation of around an inch possible.

Tonight

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 21. Southwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Friday

Snow, mainly after 7am. High near 27. Southwest wind 14 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Friday Night

Snow, mainly before 4am. Low around 16. Breezy, with a west wind 25 to 28 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Saturday

A 30 percent chance of snow before 10am. Partly sunny, with a high near 21. West wind 9 to 18 mph, with gusts as high as 30 mph.

Saturday Night

Mostly cloudy, with a low around 14.

Sunday

Partly sunny, with a high near 29.

Sunday Night

Mostly cloudy, with a low around 20.

Monday

Mostly cloudy, with a high near 34.

Monday Night

Mostly cloudy, with a low around 26.