Widespread Precipitation and Gusty Winds in the West; Snow from the Great Lakes to the Northeast

A Pacific storm system is expected to bring strong winds and more precipitation to the western U.S., along with the likelihood of snowfall into the Sierra Nevada. Accumulating snow will develop downwind from the Great Lakes into parts of the Northeast through Saturday. Polar air will surge into the eastern half of the country this weekend. Read More >

Hazardous Weather Conditions

Coastal Flood Advisory until November 13, 04:00 PM PST

Current conditions at

Novato / Gnoss Field (KDVO)

Lat: 38.14178°NLon: 122.55463°WElev: 3.0ft.

Mostly Cloudy

64°F

18°C

Humidity	72%
Wind Speed	S 10 MPH
Barometer	29.74 in (1007.11 mb)
Dewpoint	55°F (13°C)
Visibility	10.00 mi
Last update	12 Nov 06:15 PM PST

More Information:

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

Extended Forecast for

6 Miles SSW Petaluma CA

Coastal Flood Advisory November 12, 06:38pm until November 13, 04:00pm

Click here for hazard details and duration

Coastal Flood Advisory

Coastal Flood Advisory November 12, 06:38pm until November 13, 04:00pm
NOW until 4:00pm Fri
Coastal Flood Advisory
Tonight
Low: 52 °F
Partly Cloudy
then Chance
Rain
Friday
High: 58 °F
Rain then
Rain Likely
Friday Night
Low: 46 °F
Chance Rain
and Patchy
Fog
Saturday
High: 63 °F
Chance Rain
and Patchy
Fog
Saturday Night
Low: 48 °F
Mostly Cloudy
then Chance
Rain
Sunday
High: 59 °F
Rain
Sunday Night
Low: 46 °F
Rain then
Chance Rain
Monday
High: 57 °F
Slight Chance
Rain then
Mostly Sunny

Detailed Forecast

Tonight

A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 52. South wind 9 to 11 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday

Rain, mainly before 1pm. High near 58. South wind 14 to 18 mph becoming west in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Friday Night

A chance of rain before 9pm, then a chance of rain after 11pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 46. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

Saturday

A 30 percent chance of rain, mainly before 10am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 63. Light and variable wind.

Saturday Night

A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 48. Calm wind becoming south southeast around 5 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Rain, mainly after 10am. High near 59. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Sunday Night

Rain, mainly before 10pm. Low around 46. Chance of precipitation is 80%.

Monday

A slight chance of rain before 10am. Mostly sunny, with a high near 57.

Monday Night

Partly cloudy, with a low around 41.

Tuesday

Sunny, with a high near 57.

Tuesday Night

A chance of rain. Mostly cloudy, with a low around 45.

Wednesday

Rain. Cloudy, with a high near 57.