Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

Partly Cloudy

59°F

15°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 02 Sep 12:35 AM PDT
Extended Forecast for

Petaluma CA

  • Overnight

    Overnight: A slight chance of drizzle before 4am, then a slight chance of rain between 4am and 5am, then a chance of drizzle after 5am.  Patchy fog.  Otherwise, mostly cloudy, with a steady temperature around 57. Calm wind.  Chance of precipitation is 20%.

    Low: 57 °F

    Chance
    Drizzle and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of rain or drizzle before 1pm, then a slight chance of drizzle after 4pm.  Patchy fog before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming west southwest 5 to 9 mph in the morning.  Chance of precipitation is 40%.

    High: 72 °F

    Chance Rain
    and Patchy
    Fog then
    Slight Chance
    Drizzle

  • Wednesday Night

    Wednesday Night: A slight chance of rain or drizzle before 4am, then a chance of drizzle between 4am and 5am, then rain likely with a chance of drizzle after 5am.  Patchy fog after 10pm.  Otherwise, increasing clouds, with a low around 55. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Patchy Fog
    then Rain
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Rain or drizzle likely before 2pm, then a chance of rain between 2pm and 4pm.  Mostly cloudy, with a high near 70. Calm wind becoming west southwest 5 to 7 mph in the morning.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. West wind 3 to 8 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Areas of fog after 2am.  Otherwise, mostly clear, with a low around 50.

    Low: 50 °F

    Clear then
    Areas Fog

  • Saturday

    Saturday: Areas of fog before 9am.  Otherwise, sunny, with a high near 76.

    High: 76 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 51.

    Low: 51 °F

    Clear then
    Patchy Fog

Detailed Forecast

Overnight
A slight chance of drizzle before 4am, then a slight chance of rain between 4am and 5am, then a chance of drizzle after 5am. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 57. Calm wind. Chance of precipitation is 20%.
Wednesday
A chance of rain or drizzle before 1pm, then a slight chance of drizzle after 4pm. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
A slight chance of rain or drizzle before 4am, then a chance of drizzle between 4am and 5am, then rain likely with a chance of drizzle after 5am. Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 55. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain or drizzle likely before 2pm, then a chance of rain between 2pm and 4pm. Mostly cloudy, with a high near 70. Calm wind becoming west southwest 5 to 7 mph in the morning. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 51. West wind 3 to 8 mph.
Friday
Sunny, with a high near 73.
Friday Night
Areas of fog after 2am. Otherwise, mostly clear, with a low around 50.
Saturday
Areas of fog before 9am. Otherwise, sunny, with a high near 76.
Saturday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 51.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 76.
Sunday Night
Patchy fog. Otherwise, mostly clear, with a low around 52.
Labor Day
Patchy fog. Otherwise, sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Petaluma CA
 38.23°N 122.65°W (Elev. 98 ft)
1:01 am PDT Sep 2, 2026
1am PDT Sep 2, 2026-6pm PDT Sep 8, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database