Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Coastal Flood Advisory in effect from December 31, 05:00 AM PST until January 4, 02:00 PM PST
Cold Weather Advisory in effect from December 30, 01:00 AM PST until December 30, 09:00 AM PST

Current conditions at

Novato / Gnoss Field (KDVO)

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

Clear

57°F

14°C

Humidity	47%
Wind Speed	SE 12 MPH
Barometer	30.31 in (1026.41 mb)
Dewpoint	37°F (3°C)
Visibility	10.00 mi
Last update	29 Dec 11:35 AM PST

More Information:

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

Extended Forecast for

Sonoma CA

Coastal Flood Advisory December 31, 05:00am until January 4, 02:00pm

Cold Weather Advisory December 30, 01:00am until December 30, 09:00am

Click here for hazard details and duration

Coastal Flood Advisory

Cold Weather Advisory

This Afternoon
High: 57 °F
Sunny
Tonight
Low: 36 °F
Mostly Clear
then Areas
Frost
Tuesday
High: 54 °F
Patchy Frost
and Areas Fog
then Mostly
Sunny
Tuesday Night
Low: 42 °F
Mostly Cloudy
Wednesday
High: 50 °F
Chance Rain
then Rain
Likely
Wednesday Night
Low: 45 °F
Rain and
Patchy Fog
New Year's Day
High: 53 °F
Rain and
Patchy Fog
Thursday Night
Low: 45 °F
Rain and
Patchy Fog
Friday
High: 54 °F
Rain Likely
and Patchy
Fog

Detailed Forecast

This Afternoon

Sunny, with a high near 57. East northeast wind around 5 mph becoming calm.

Tonight

Areas of frost after 4am. Otherwise, mostly clear, with a low around 36. Light and variable wind.

Tuesday

Areas of fog before 9am. Patchy frost before 8am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming east 5 to 7 mph in the morning.

Tuesday Night

Mostly cloudy, with a low around 42. Northeast wind around 5 mph becoming calm in the evening.

Wednesday

Rain likely, mainly after 4pm. Mostly cloudy, with a high near 50. North northwest wind 5 to 7 mph becoming east southeast in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain. Patchy fog. Low around 45. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

New Year's Day

Rain. Patchy fog before 10am. High near 53. Chance of precipitation is 80%.

Thursday Night

Rain. Patchy fog. Otherwise, cloudy, with a low around 45.

Friday

Rain likely. Patchy fog before 10am. Otherwise, cloudy, with a high near 54.

Friday Night

Rain likely. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 46.

Saturday

Rain likely. Patchy fog. Otherwise, mostly cloudy, with a high near 53.