National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Hazardous Weather Conditions

Current conditions at

Novato / Gnoss Field (KDVO)

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

Clear

50°F

10°C

Humidity 66%
Wind Speed SSW 4 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 03 Dec 06:15 PM PST
Extended Forecast for

Petaluma CA

Coastal Flood Advisory December 3, 06:33pm until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 3, 06:33pm until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Tonight

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 61. East southeast wind around 6 mph becoming calm in the afternoon.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. West southwest wind 3 to 5 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 64. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. West wind 3 to 5 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Patchy fog between 10am and noon. Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before noon. Otherwise, partly sunny, with a high near 64.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 61. East southeast wind around 6 mph becoming calm in the afternoon.
Thursday Night
Partly cloudy, with a low around 41. West southwest wind 3 to 5 mph.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 64. Calm wind becoming west northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 45. West wind 3 to 5 mph.
Saturday
Patchy fog between 10am and noon. Otherwise, mostly sunny, with a high near 64.
Saturday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 46.
Sunday
Patchy fog before noon. Otherwise, partly sunny, with a high near 64.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 44.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 64.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 65.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 46.
Wednesday
Patchy fog. Otherwise, partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Petaluma CA
 38.23°N 122.65°W (Elev. 98 ft)
Last Update:
12:26 pm PST Dec 3, 2025
Forecast Valid:
6pm PST Dec 3, 2025-6pm PST Dec 10, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation