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.

44°F

7°C

Humidity	100%
Wind Speed	WNW 17 MPH
Barometer	NA
Dewpoint	44°F (7°C)
Visibility	NA
Wind Chill	36°F (2°C)
Last update	24 Dec 07:36 AM PST

More Information:

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

Extended Forecast for

Kentfield CA

Flood Watch December 24, 08:31am 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, 08:31am until December 26, 10:00pm
NOW until 10:00pm Fri
Flood Watch
Today
High: 58 °F
Chance
Showers then
Severe
Thunderstorms
Tonight
Low: 54 °F
Severe
Thunderstorms
Christmas Day
High: 55 °F
Severe
Thunderstorms
Thursday Night
Low: 49 °F
Severe
Thunderstorms
Friday
High: 56 °F
Showers
Friday Night
Low: 45 °F
Showers
Likely and
Patchy Fog
Saturday
High: 55 °F
Chance
Showers and
Patchy Fog
Saturday Night
Low: 40 °F
Mostly Clear

Detailed Forecast

Today

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. Some of the storms could be severe. High near 58. Southwest wind 6 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 24 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 thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Some of the storms could be severe. Steady temperature around 54. South wind 15 to 21 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Christmas Day

Showers and possibly a thunderstorm before 9am, then showers between 9am and 1pm, then showers and possibly a thunderstorm after 1pm. Some of the storms could be severe. High near 55. South wind 16 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday Night

Showers and possibly a thunderstorm before 7pm, then showers between 7pm and 10pm, then showers and possibly a thunderstorm after 10pm. Some of the storms could be severe. Low around 49. South southwest wind 14 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Friday

Showers, with thunderstorms also possible after 1pm. High near 56. South wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall 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 and thunderstorms after 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 45. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

A 30 percent chance of showers, mainly before 10am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 55.

Saturday Night

Mostly clear, with a low around 40.

Sunday

Mostly sunny, with a high near 54.

Sunday Night

Mostly clear, with a low around 40.

Monday

Mostly sunny, with a high near 55.

Monday Night

Mostly clear, with a low around 42.