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

DW7094 Mill Valley (D7094)

Lat: 37.91333°NLon: 122.54833°WElev: 190.0ft.

N/A

Humidity	NA
Wind Speed	NA NA MPH
Barometer	29.51 in (999.32 mb)
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

3 Miles N San Rafael CA

Flood Watch December 25, 02:17am until December 26, 10:00pm

Wind Advisory December 25, 02:17am until December 25, 10:00am

Click here for hazard details and duration

Flood Watch

Wind Advisory

Flood Watch December 25, 02:17am until December 26, 10:00pm
Wind Advisory December 25, 02:17am until December 25, 10:00am
NOW: Multiple hazards in effect
Click HERE for Details
Overnight
Low: 52 °F
Severe
Thunderstorms
and Breezy
Christmas Day
High: 56 °F
Severe
Thunderstorms
Thursday Night
Low: 50 °F
Severe
Thunderstorms
then Rain
Likely
Friday
High: 55 °F
Rain
Friday Night
Low: 45 °F
Chance Rain
Saturday
High: 53 °F
Slight Chance
Rain
Saturday Night
Low: 40 °F
Partly Cloudy
Sunday
High: 53 °F
Mostly Sunny

Detailed Forecast

Overnight

Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 52. Breezy, with a south wind around 23 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Christmas Day

Showers and possibly a thunderstorm before 7am, then rain between 7am and 10am, then showers and possibly a thunderstorm after 10am. Some of the storms could be severe. High near 56. South southwest wind 15 to 18 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.

Thursday Night

Showers and possibly a thunderstorm before 10pm, then rain likely after 10pm. Some of the storms could be severe. Low around 50. South southwest wind 14 to 18 mph becoming east after midnight. Winds could gust 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 55. South wind 10 to 13 mph, with gusts as high as 22 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 45. West northwest wind around 6 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 53.

Saturday Night

Partly cloudy, with a low around 40.

Sunday

Mostly sunny, with a high near 53.

Sunday Night

Mostly clear, with a low around 39.

Monday

Sunny, with a high near 54.

Monday Night

Mostly clear, with a low around 39.