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 Storm Warning in effect from December 23, 10:00 PM PST until December 26, 10:00 AM PST

Current conditions at

TPZ1261-Walker (LIB06)

Lat: 38.53392°NLon: 119.50416°WElev: 5484.0ft.

40°F

4°C

Humidity	84%
Wind Speed	S 4 MPH
Barometer	NA
Dewpoint	36°F (2°C)
Visibility	NA
Wind Chill	37°F (3°C)
Last update	24 Dec 07:20 AM PST

More Information:

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

Extended Forecast for

3 Miles NNE Sonora Pass CA

Winter Storm Warning until December 26, 10:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning until December 26, 10:00am
NOW until 10:00am Fri
Winter Storm Warning
Today
High: 33 °F
Heavy Snow
and Very
Windy
Tonight
Low: 25 °F
Heavy Snow
and Very
Windy
Christmas Day
High: 27 °F
Heavy Snow
and Damaging
Winds
Thursday Night
Low: 21 °F
Heavy Snow
and Damaging
Winds
Friday
High: 23 °F
Heavy Snow
and Very
Windy
Friday Night
Low: 10 °F
Snow Likely
and Windy
Saturday
High: 23 °F
Chance Snow
Saturday Night
Low: 9 °F
Breezy.
Slight Chance
Snow then
Partly Cloudy

Detailed Forecast

Today

Snow. The snow could be heavy at times. High near 33. Very windy, with a south wind 45 to 55 mph decreasing to 35 to 45 mph in the afternoon. Winds could gust as high as 80 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 14 to 20 inches possible.

Tonight

Snow. The snow could be heavy at times. Low around 25. Very windy, with a south wind 45 to 50 mph increasing to 50 to 55 mph after midnight. Winds could gust as high as 85 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.

Christmas Day

Snow. The snow could be heavy at times. High near 27. Strong and damaging winds, with a south wind 55 to 60 mph, with gusts as high as 90 mph. Chance of precipitation is 100%. New snow accumulation of 15 to 21 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 21. Strong and damaging winds, with a southwest wind 65 to 70 mph, with gusts as high as 110 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.

Friday

Snow. The snow could be heavy at times. High near 23. Very windy, with a southwest wind 45 to 50 mph decreasing to 35 to 40 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Friday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 10. Windy, with a southwest wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday

A 40 percent chance of snow, mainly before 4pm. Partly sunny, with a high near 23. Little or no snow accumulation expected.

Saturday Night

A slight chance of snow before 10pm. Partly cloudy, with a low around 9. Breezy.

Sunday

Sunny, with a high near 27. Windy.

Sunday Night

Mostly clear, with a low around 15. Windy.

Monday

Sunny, with a high near 33. Breezy.

Monday Night

Mostly clear, with a low around 21.