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 until December 26, 10:00 PM PST

Current conditions at

HELL HOLE (HLLC1)

Lat: 39.06971°NLon: 120.41989°WElev: 5240.0ft.

36°F

2°C

Humidity	91%
Wind Speed	SW 9 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Wind Chill	29°F (-2°C)
Last update	25 Dec 03:09 PM PST

More Information:

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

Extended Forecast for

21 Miles W Echo Summit CA

Winter Storm Warning December 25, 03:20pm until December 26, 10:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning December 25, 03:20pm until December 26, 10:00pm
NOW until 10:00pm Fri
Winter Storm Warning
Christmas Day
High: 37 °F
Rain/Snow
Tonight
Low: 30 °F
Rain/Snow
Friday
High: 35 °F
Snow
Friday Night
Low: 27 °F
Snow
Saturday
High: 39 °F
Chance Snow
Saturday Night
Low: 25 °F
Mostly Clear
Sunday
High: 43 °F
Sunny
Sunday Night
Low: 29 °F
Mostly Clear

Detailed Forecast

Christmas Day

Rain and snow. Some thunder is also possible. High near 37. South wind around 14 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Rain and snow, becoming all snow after 1am. The rain and snow could be heavy at times. Low around 30. South southwest wind 15 to 18 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Friday

Snow. High near 35. South southwest wind 9 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Friday Night

Snow. Low around 27. South wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Saturday

A 30 percent chance of snow. Mostly sunny, with a high near 39. Calm wind. New snow accumulation of less than a half inch possible.

Saturday Night

Mostly clear, with a low around 25.

Sunday

Sunny, with a high near 43.

Sunday Night

Mostly clear, with a low around 29.

Monday

Sunny, with a high near 47.

Monday Night

Clear, with a low around 33.