Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

Overcast

59°F

15°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Aug 05:15 AM PDT
Extended Forecast for

4 Miles WSW Petaluma CA

  • Today

    Today: Patchy fog before 9am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 84. Light west southwest wind becoming west 5 to 10 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 4am.  Otherwise, increasing clouds, with a low around 54. West wind 5 to 7 mph becoming calm  after midnight.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 55. West wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76. West wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 76 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 84. Light west southwest wind becoming west 5 to 10 mph in the afternoon.
Tonight
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 54. West wind 5 to 7 mph becoming calm after midnight.
Thursday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 55. West wind 6 to 10 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 76. West wind 5 to 11 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Sunny, with a high near 79.
Saturday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 53.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 80.
Sunday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 53.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Petaluma CA
 38.2°N 122.7°W (Elev. 384 ft)
2:31 am PDT Aug 19, 2026
5am PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
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Additional Resources

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