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

Berkeley Lab (LBNL1)

Lat: 37.8771°NLon: 122.2486°WElev: 888.0ft.

52°F

11°C

Humidity	75%
Wind Speed	SSW 7 MPH
Barometer	NA
Dewpoint	45°F (7°C)
Visibility	NA
Last update	25 Dec 08:45 AM PST

More Information:

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

Extended Forecast for

3 Miles SE Kensington CA

Flood Watch December 25, 09:14am until December 26, 10:00pm

Wind Advisory December 25, 09:14am until December 25, 10:00am

Click here for hazard details and duration

Flood Watch

...

Flood Watch December 25, 09:14am until December 26, 10:00pm
Wind Advisory December 25, 09:14am until December 25, 10:00am
NOW: Multiple hazards in effect
Click HERE for Details
Christmas Day
High: 53 °F
Severe
Thunderstorms
and Breezy
Tonight
Low: 48 °F
Severe
Thunderstorms
and Breezy
then Rain
Likely
Friday
High: 52 °F
Rain
Friday Night
Low: 44 °F
Chance Rain
Saturday
High: 50 °F
Slight Chance
Rain
Saturday Night
Low: 39 °F
Mostly Clear
Sunday
High: 49 °F
Mostly Sunny
Sunday Night
Low: 38 °F
Mostly Clear

Detailed Forecast

Christmas Day

Rain before 10am, then showers and possibly a thunderstorm after 10am. Some of the storms could be severe. High near 53. Breezy, with a south southwest wind 17 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Showers and possibly a thunderstorm before 10pm, then rain likely after 10pm. Some of the storms could be severe. Low around 48. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Friday

Rain. High near 52. South wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 44. West southwest wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.

Saturday

A 20 percent chance of rain. Mostly sunny, with a high near 50. North wind around 8 mph.

Saturday Night

Mostly clear, with a low around 39.

Sunday

Mostly sunny, with a high near 49.

Sunday Night

Mostly clear, with a low around 38.

Monday

Sunny, with a high near 50.

Monday Night

Mostly clear, with a low around 38.