Heavy Snow in the Central/Southern Rockies; Below Average Temperatures in the Central and Eastern US

Moderate to heavy snowfall is expected in the central/southern Rockies and adjacent High Plains today. Lake-enhanced snowfall is expected downwind of the Great Lakes today. Showers and thunderstorms will be possible this evening into tonight across the western Gulf Coast states. Temperatures across much of the central and eastern CONUS will remain below average and chilly to end the week. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

Clear

43°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 43°F (6°C)
Visibility 9.00 mi
Last update 03 Dec 08:35 AM PST
Extended Forecast for

Petaluma CA

Coastal Flood Advisory December 3, 09:05am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 3, 09:05am until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 64 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Calm wind becoming southeast around 6 mph after midnight.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 61. Southeast wind around 7 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. West wind around 5 mph becoming calm  after midnight.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog before 7am.  Otherwise, sunny, with a high near 64. Calm wind becoming west around 6 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Patchy Fog
    then Mostly
    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

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 64. West northwest wind around 6 mph becoming north in the afternoon.
Tonight
Partly cloudy, with a low around 39. Calm wind becoming southeast around 6 mph after midnight.
Thursday
Sunny, with a high near 61. Southeast wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 40. West wind around 5 mph becoming calm after midnight.
Friday
Patchy fog before 7am. Otherwise, sunny, with a high near 64. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 45.
Saturday
Patchy fog before 11am. 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 after 1am. Otherwise, partly cloudy, with a low around 46.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 65.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Petaluma CA
 38.23°N 122.65°W (Elev. 98 ft)
8:40 am PST Dec 3, 2025
9am PST Dec 3, 2025-6pm PST Dec 9, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database