Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

Overcast

61°F

16°C

Humidity 87%
Wind Speed WSW 5 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Aug 09:35 AM PDT
Extended Forecast for

Petaluma CA

  • Today

    Today: Patchy fog before 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 10pm.  Otherwise, increasing clouds, with a low around 52. West wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 81. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am.  Otherwise, increasing clouds, with a low around 53. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 76. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind becoming west 5 to 9 mph in the afternoon.
Tonight
Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 52. West wind around 6 mph becoming calm in the evening.
Sunday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 81. Calm wind becoming west 5 to 8 mph in the afternoon.
Sunday Night
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 53. West wind 5 to 7 mph becoming calm in the evening.
Monday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 76. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Monday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 52.
Tuesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 80.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Partly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 78.
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)
8:57 am PDT Aug 15, 2026
9am PDT Aug 15, 2026-6pm PDT Aug 21, 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