Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Hazardous Weather Conditions

Cold Weather Advisory in effect from February 18, 12:00 AM PST until February 18, 09:00 AM PST

Current conditions at

Novato / Gnoss Field (KDVO)

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

Clear

37°F

3°C

Humidity	93%
Wind Speed	N 0 MPH
Barometer	29.85 in (1010.84 mb)
Dewpoint	36°F (2°C)
Visibility	10.00 mi
Last update	18 Feb 02:55 AM PST

More Information:

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

Extended Forecast for

Sonoma CA

Cold Weather Advisory until February 18, 09:00am

Click here for hazard details and duration

Cold Weather Advisory

Cold Weather Advisory until February 18, 09:00am
NOW until 9:00am Wed
Cold Weather Advisory
Overnight
Low: 32 °F
Areas Frost
and Patchy
Fog
Wednesday
High: 49 °F
Chance Rain
and Fog
Wednesday Night
Low: 39 °F
Rain and Fog
Thursday
High: 49 °F
Rain and
Patchy Fog
then Chance
Rain
Thursday Night
Low: 28 °F
Patchy Frost
then Frost
and Fog
Friday
High: 50 °F
Frost and Fog
then Partly
Sunny
Friday Night
Low: 34 °F
Slight Chance
Rain and Fog
Saturday
High: 52 °F
Rain Likely
and Fog

Detailed Forecast

Overnight

Patchy fog. Areas of frost. Otherwise, partly cloudy, with a low around 32. Light north northeast wind. Winds could gust as high as 21 mph.

Wednesday

A 40 percent chance of rain, mainly before 3pm. Widespread fog, mainly before 8am. Otherwise, partly sunny, with a high near 49. Light and variable wind becoming west 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Rain, mainly after 11pm. Widespread fog, mainly between 3am and 5am. Low around 39. Calm wind becoming east southeast 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Thursday

Rain, mainly before 10am. Patchy fog between 7am and 8am. High near 49. West northwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

Widespread fog, mainly after 5am. Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 28. West northwest wind 5 to 7 mph becoming calm in the evening.

Friday

Widespread fog, mainly before 7am. Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 50.

Friday Night

A 20 percent chance of rain after 10pm. Widespread fog, mainly after 5am. Otherwise, mostly cloudy, with a low around 34.

Saturday

Rain likely, mainly after 4pm. Widespread fog, mainly before 7am. Otherwise, mostly cloudy, with a high near 52.

Saturday Night

Rain. Mostly cloudy, with a low around 44.

Sunday

Rain. Cloudy, with a high near 56.

Sunday Night

Rain. Cloudy, with a low around 49.