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

CRESTVIEW (CRVC1)

Lat: 37.73745°NLon: 118.99658°WElev: 7570.0ft.

30°F

-1°C

Humidity	99%
Wind Speed	ESE 1 MPH
Barometer	NA
Dewpoint	30°F (-1°C)
Visibility	NA
Last update	25 Dec 09:53 AM PST

More Information:

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

Extended Forecast for

6 Miles N Mammoth Lakes CA

Winter Storm Warning December 25, 10:43am until December 26, 10:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning December 25, 10:43am until December 26, 10:00am
NOW until 10:00am Fri
Winter Storm Warning
Christmas Day
High: 35 °F
Heavy Snow
and Patchy
Freezing Fog
Tonight
Low: 23 °F
Heavy Snow
and Patchy
Dense
Freezing Fog
Friday
High: 35 °F
Heavy Snow
and Patchy
Dense
Freezing Fog
Friday Night
Low: 4 °F
Chance Snow
Saturday
High: 35 °F
Slight Chance
Snow
Saturday Night
Low: 3 °F
Mostly Clear
Sunday
High: 38 °F
Sunny
Sunday Night
Low: 8 °F
Mostly Clear

Detailed Forecast

Christmas Day

Snow. The snow could be heavy at times. Patchy freezing fog before 11am. High near 35. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 10 to 14 inches possible.

Tonight

Snow. The snow could be heavy at times. Patchy fog after 5am. Patchy dense freezing fog before 5am. Low around 23. South wind around 15 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Friday

Snow, mainly before 4pm. The snow could be heavy at times. Patchy dense freezing fog before 10am. High near 35. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Friday Night

A 40 percent chance of snow, mainly before 10pm. Partly cloudy, with a low around 4. Southwest wind around 5 mph. Little or no snow accumulation expected.

Saturday

A 20 percent chance of snow. Mostly sunny, with a high near 35. Calm wind becoming north around 5 mph.

Saturday Night

Mostly clear, with a low around 3. Calm wind becoming west around 5 mph.

Sunday

Sunny, with a high near 38.

Sunday Night

Mostly clear, with a low around 8.

Monday

Sunny, with a high near 43.

Monday Night

Mostly clear, with a low around 13.