Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

57°F

14°C

Humidity 87%
Wind Speed SW 8 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 54°F (12°C)
Visibility 9.00 mi
Last update 21 Jun 10:35 PM PDT
Extended Forecast for

2 Miles NNW Napa CA

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, increasing clouds, with a low around 52. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Clear then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 81. Calm wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 2am.  Otherwise, increasing clouds, with a low around 52. Southwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 52 °F

    Clear then
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 82. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 3am.  Otherwise, mostly clear, with a low around 53. Southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 53 °F

    Clear then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am.  Otherwise, sunny, with a high near 83.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 1am.  Otherwise, mostly clear, with a low around 53.

    Low: 53 °F

    Clear then
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Thursday Night

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

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, increasing clouds, with a low around 52. South southwest wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 81. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Monday Night
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 52. Southwest wind 5 to 7 mph becoming calm after midnight.
Tuesday
Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 82. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Tuesday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 53. Southwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Patchy fog before 7am. Otherwise, sunny, with a high near 83.
Wednesday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 53.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 54.
Friday
Mostly sunny, with a high near 80.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 55.
Saturday
Sunny, with a high near 80.
Saturday Night
Clear, with a low around 54.
Sunday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Napa CA
 38.31°N 122.32°W (Elev. 98 ft)
8:45 pm PDT Jun 21, 2026
10pm PDT Jun 21, 2026-6pm PDT Jun 28, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database