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

MIDDLE PEAK (MDEC1)

Lat: 37.92778°NLon: 122.58722°WElev: 2339.0ft.

47°F

8°C

Humidity	100%
Wind Speed	SE 13 MPH
Barometer	NA
Dewpoint	47°F (8°C)
Visibility	NA
Wind Chill	41°F (5°C)
Last update	24 Dec 04:36 PM PST

More Information:

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

Extended Forecast for

3 Miles SW Kentfield CA

Flood Watch December 24, 04:53pm until December 26, 10:00pm

Wind Advisory December 24, 08:00pm until December 25, 10:00am

Click here for hazard details and duration

Flood Watch

Wind Advisory

Flood Watch December 24, 04:53pm until December 26, 10:00pm
NOW until 10:00pm Fri
Flood Watch
This Afternoon
High: 50 °F
Severe
Thunderstorms
Tonight
Low: 48 °F
Windy. Severe
Thunderstorms
then Showers
Christmas Day
High: 51 °F
Severe
Thunderstorms
and Windy
Thursday Night
Low: 48 °F
Breezy.
Severe
Thunderstorms
then Showers
Friday
High: 53 °F
Showers and
Breezy
Friday Night
Low: 46 °F
Showers
Likely
Saturday
High: 52 °F
Slight Chance
Showers
Saturday Night
Low: 41 °F
Mostly Clear

Detailed Forecast

This Afternoon

Showers and possibly a thunderstorm. Some of the storms could be severe. Steady temperature around 50. South wind 13 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 48. Windy, with a south southeast wind 28 to 37 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Christmas Day

Showers, with thunderstorms also possible after 7am. Some of the storms could be severe. High near 51. Windy, with a south wind 24 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday Night

Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 48. Breezy, with a south southwest wind 26 to 29 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

Friday

Showers. High near 53. Breezy, with a south wind 13 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Friday Night

Showers likely and possibly a thunderstorm before 10pm, then a chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

A 20 percent chance of showers. Mostly sunny, with a high near 52.

Saturday Night

Mostly clear, with a low around 41.

Sunday

Sunny, with a high near 51.

Sunday Night

Mostly clear, with a low around 40.

Monday

Sunny, with a high near 52.

Monday Night

Mostly clear, with a low around 42.