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

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 N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 27 Feb 01:20 PM PST
Extended Forecast for

Napa CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. Calm wind.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Patchy fog between 3am and 5am. Otherwise, mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, increasing clouds, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 77 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 52. Light southwest wind.

    Low: 52 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 65. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 65 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 66.

    High: 66 °F

    Patchy 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 10am. Otherwise, mostly sunny, with a high near 67.

    High: 67 °F

    Patchy Fog
    then Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 76. Calm wind.
Tonight
Patchy fog between 3am and 5am. Otherwise, mostly cloudy, with a low around 56. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, increasing clouds, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 52. Light southwest wind.
Sunday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 65. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 48.
Monday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 66.
Monday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 46.
Tuesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Clear, with a low around 44.
Thursday
Sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
Last Update:
12:26 pm PST Feb 27, 2026
Forecast Valid:
1pm PST Feb 27, 2026-6pm PST Mar 5, 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