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

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Overcast

57°F

14°C

Humidity 93%
Wind Speed NNW 4 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Aug 06:35 AM PDT
Extended Forecast for

4 Miles SSE Sonoma CA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 85. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 85 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 55. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 55 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 83 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56. West southwest wind 3 to 8 mph.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 82. Light west southwest wind becoming southwest 5 to 10 mph in the morning.

    High: 82 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 85. Calm wind becoming south 5 to 8 mph in the afternoon.
Tonight
Increasing clouds, with a low around 55. West southwest wind around 6 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 83. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 56. West southwest wind 3 to 8 mph.
Friday
Partly sunny, with a high near 82. Light west southwest wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 83.
Saturday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 54.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82.
Sunday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 53.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Sonoma CA
 38.25°N 122.42°W (Elev. 20 ft)
2:31 am PDT Aug 19, 2026
7am PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
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Additional Resources

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