National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

58°F

14°C

Humidity 86%
Wind Speed WNW 4 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Sep 09:54 AM PDT
Extended Forecast for

2 Miles NW Vallejo CA

  • Today

    Today: Mostly cloudy early, then gradual clearing, with a high near 74. Southwest wind 5 to 8 mph.

    High: 74 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 56. South southwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Clear then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. West southwest wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy early, then gradual clearing, with a high near 74. Southwest wind 5 to 8 mph.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 56. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 85. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 58. West southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Vallejo CA
 38.16°N 122.25°W (Elev. 26 ft)
Last Update:
1:26 am PDT Sep 22, 2026
Forecast Valid:
10am PDT Sep 22, 2026-6pm PDT Sep 28, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation