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

MOUNT ELIZABETH (MOUC1)

Lat: 38.06293°NLon: 120.24725°WElev: 4942.0ft.

40°F

4°C

Humidity	100%
Wind Speed	SSE 19 MPH
Barometer	NA
Dewpoint	40°F (4°C)
Visibility	NA
Wind Chill	31°F (-1°C)
Last update	24 Dec 08:02 PM PST

More Information:

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

Extended Forecast for

6 Miles ENE Groveland CA

Winter Storm Warning December 24, 09:04pm until December 26, 10:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning December 24, 09:04pm until December 26, 10:00pm
NOW until 10:00pm Fri
Winter Storm Warning
Tonight
Low: 42 °F
Heavy Rain
Christmas Day
High: 44 °F
Heavy Rain
Thursday Night
Low: 45 °F
Showers
Friday
High: 44 °F
Rain
Friday Night
Low: 36 °F
Rain Likely
then Chance
Rain
Saturday
High: 45 °F
Slight Chance
Rain/Snow
then Sunny
Saturday Night
Low: 36 °F
Mostly Clear
Sunday
High: 48 °F
Sunny

Detailed Forecast

Tonight

Rain. The rain could be heavy at times. Low around 42. South southeast wind 17 to 20 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Christmas Day

Rain and possibly a thunderstorm before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. Some of the storms could produce heavy rainfall. Steady temperature around 44. South southeast wind 17 to 21 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Thursday Night

Showers before 7pm, then rain between 7pm and 10pm, then showers and possibly a thunderstorm after 10pm. Steady temperature around 45. South wind 18 to 20 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Friday

Rain. High near 44. South southeast wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Friday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 36. Light east wind. Chance of precipitation is 70%.

Saturday

A slight chance of rain and snow before 10am. Mostly sunny, with a high near 45. Chance of precipitation is 20%.

Saturday Night

Mostly clear, with a low around 36.

Sunday

Sunny, with a high near 48.

Sunday Night

Mostly clear, with a low around 40.

Monday

Sunny, with a high near 54.