Vigorous System Impacting the Northwest; Large System To Affect East

A potent storm system is delivering heavy rainfall, strong winds, rough surf and beach erosion along the Pacific Northwest coast with mountain snow inland. Expect a couple more systems to arrive late week into the weekend. Meanwhile, another developing large scale system will deliver a heavy rain and renewed flood threat to much of the East late Wednesday through Friday, which may impact travel. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

Lat: 38.14178°NLon: 122.55463°WElev: 3ft.

Overcast

55°F

13°C

Humidity 100%
Wind Speed calm
Barometer 30.31 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Dec 7:35 pm PST
Extended Forecast for

Petaluma CA

  • Tonight

    Tonight: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 49. Calm wind.

    Patchy Fog

    Low: 49 °F

  • Wednesday

    Wednesday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 62. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    Patchy Fog
    then Mostly
    Sunny

    High: 62 °F

  • Wednesday
    Night

    Wednesday Night: Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 44. West wind around 5 mph becoming calm  in the evening.

    Patchy Fog

    Low: 44 °F

  • Thursday

    Thursday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 59. Southeast wind 8 to 10 mph.

    Patchy Fog
    then Partly
    Sunny

    High: 59 °F

  • Thursday
    Night

    Thursday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 46. Calm wind becoming northwest around 5 mph in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Chance Rain

    Low: 46 °F

  • Friday

    Friday: Partly sunny, with a high near 60.

    Partly Sunny

    High: 60 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 38.

    Mostly Cloudy

    Low: 38 °F

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    Partly Sunny

    High: 60 °F

  • Saturday
    Night

    Saturday Night: A slight chance of rain.  Mostly cloudy, with a low around 43.

    Slight Chance
    Rain

    Low: 43 °F

Detailed Forecast

Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49. Calm wind.
Wednesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Wednesday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 44. West wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 59. Southeast wind 8 to 10 mph.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 46. Calm wind becoming northwest around 5 mph in the evening. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 60.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Partly sunny, with a high near 60.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Mostly cloudy, with a high near 60.
Monday Night
A chance of rain. Mostly cloudy, with a low around 43.
Christmas Day
A slight chance of showers. Mostly sunny, with a high near 60.
Click Map For Forecast
Point Forecast:
Petaluma CA
 38.23°N 122.65°W (Elev. 98 ft)
1:03 pm PST Dec 18, 2018
8pm PST Dec 18, 2018-6pm PST Dec 25, 2018
 
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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