Heavy Rainfall and Flooding in the Southwest and Along the East Coast

A multi-day heavy rainfall event is set to begin across New Mexico into west Texas Tuesday through Wednesday. Flash flooding and debris flows in the vicinity of burn scars will also be possible. A strong coastal low will develop offshore of the Mid-Atlantic coast midweek, bringing heavy rainfall, strong winds and coastal flooding to much of the East Coast through Friday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

59°F

15°C

Humidity 87%
Wind Speed SW 10 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Sep 08:35 PM PDT
Extended Forecast for

Sonoma CA

  • Tonight

    Tonight: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 10am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 82. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 82 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 1am.  Otherwise, mostly clear, with a low around 51. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 51 °F

    Clear then
    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 9am.  Otherwise, sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. West southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 50. Calm wind.
Tuesday
Areas of fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 82. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Tuesday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 51. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Areas of fog before 9am. Otherwise, sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 55. West southwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 51.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Patchy fog. Otherwise, sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Sonoma CA
 38.29°N 122.46°W (Elev. 72 ft)
1:26 pm PDT Sep 21, 2026
8pm PDT Sep 21, 2026-6pm PDT Sep 28, 2026
 
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Additional Resources

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