Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

73°F

23°C

Humidity 60%
Wind Speed SSW 4 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 28 Feb 02:00 PM PST
Extended Forecast for

Napa CA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 76. Light south southwest wind.

    High: 76 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy dense fog before 10am.  Otherwise, mostly cloudy, with a high near 65. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 65 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 49. West southwest wind around 5 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 66. Calm wind.

    High: 66 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm.  Otherwise, mostly clear, with a low around 46.

    Low: 46 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 67.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 76. Light south southwest wind.
Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 52. Calm wind.
Sunday
Patchy dense fog before 10am. Otherwise, mostly cloudy, with a high near 65. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
A 20 percent chance of rain. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 49. West southwest wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Monday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 66. Calm wind.
Monday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 46.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Clear, with a low around 45.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
12:26 pm PST Feb 28, 2026
2pm PST Feb 28, 2026-6pm PST Mar 6, 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