Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

Clear

57°F

14°C

Humidity 93%
Wind Speed NNW 5 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Jul 10:55 PM PDT
Extended Forecast for

Petaluma CA

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of drizzle before 11am.  Patchy fog between 7am and 10am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 72 °F

    Slight Chance
    Drizzle and
    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog between 2am and 3am.  Otherwise, increasing clouds, with a low around 54. West wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 76. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 52. West southwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 52 °F

    Patchy Fog

  • Friday

    Friday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 77.

    High: 77 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 51.

    Low: 51 °F

    Patchy Fog

  • Saturday

    Saturday: Widespread fog, mainly before 8am.  Otherwise, mostly sunny, with a high near 78.

    High: 78 °F

    Fog then
    Sunny

  • Saturday Night

    Saturday Night: Areas of fog after 11pm.  Otherwise, partly cloudy, with a low around 50.

    Low: 50 °F

    Areas Fog

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, cloudy, with a low around 53. Calm wind.
Wednesday
A slight chance of drizzle before 11am. Patchy fog between 7am and 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Wednesday Night
Patchy fog between 2am and 3am. Otherwise, increasing clouds, with a low around 54. West wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 76. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 52. West southwest wind 5 to 9 mph becoming calm in the evening.
Friday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 77.
Friday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 51.
Saturday
Widespread fog, mainly before 8am. Otherwise, mostly sunny, with a high near 78.
Saturday Night
Areas of fog after 11pm. Otherwise, partly cloudy, with a low around 50.
Sunday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 81.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 52.
Monday
Areas of fog. Otherwise, mostly sunny, with a high near 76.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 52.
Tuesday
Areas of fog. Otherwise, mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Petaluma CA
 38.23°N 122.65°W (Elev. 98 ft)
1:26 pm PDT Jul 15, 2025
11pm PDT Jul 15, 2025-6pm PDT Jul 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database