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Tracking Areas of Winter Weather and Heavy Rainfall

A cold front will move through the Great Lakes and Northeast U.S. today, bringing areas of snow and snow squalls which can bring rapid reductions to visibility and slick roads. A storm system will shift from the northern Gulf Coast through the Southeast U.S. today through Friday with areas of heavy to excessive rainfall and light snow further north. Heavy snow is also expected in the Rockies. Read More >

Hazardous Weather Conditions

Current conditions at

Novato / Gnoss Field (KDVO)

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

Mist

39°F

4°C

Humidity 100%
Wind Speed S 5 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 39°F (4°C)
Visibility 2.50 mi
Wind Chill35°F (2°C)
Last update 04 Dec 07:15 AM PST
Extended Forecast for

2 Miles NE Petaluma CA

Coastal Flood Advisory December 4, 07:33am until December 7, 03:00pm
Cold Weather Advisory December 4, 07:33am until December 4, 08:00am
Click here for hazard details and duration
Coastal Flood Advisory
...
  •  
    Coastal Flood Advisory December 4, 07:33am until December 7, 03:00pm
    Cold Weather Advisory December 4, 07:33am until December 4, 08:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 59 °F

    Patchy Frost
    then Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 40. Light west wind.

    Low: 40 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west around 5 mph in the afternoon.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog between 1am and 4am. Otherwise, partly cloudy, with a low around 44. Light northwest wind.

    Low: 44 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog between 7am and noon. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west around 6 mph in the afternoon.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog. Otherwise, partly cloudy, with a low around 43.

    Low: 43 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 11am. Otherwise, partly sunny, with a high near 61.

    High: 61 °F

    Areas Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Areas of fog. Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Areas Fog

Detailed Forecast

Today
Patchy frost between 8am and 9am. Otherwise, sunny, with a high near 59. East southeast wind 5 to 8 mph becoming light and variable in the afternoon.
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 40. Light west wind.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Patchy fog between 1am and 4am. Otherwise, partly cloudy, with a low around 44. Light northwest wind.
Saturday
Patchy fog between 7am and noon. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Sunday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 61.
Sunday Night
Areas of fog. Otherwise, mostly cloudy, with a low around 42.
Monday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 62.
Monday Night
Areas of fog. Otherwise, partly cloudy, with a low around 43.
Tuesday
Areas of fog. Otherwise, partly sunny, with a high near 62.
Tuesday Night
Areas of fog. Otherwise, mostly cloudy, with a low around 45.
Wednesday
Areas of fog. Otherwise, mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Petaluma CA
 38.26°N 122.6°W (Elev. 108 ft)
Last Update:
2:09 am PST Dec 4, 2025
Forecast Valid:
7am PST Dec 4, 2025-6pm PST Dec 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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