Critical Fire Weather in the Plains; Severe Thunderstorms and Heavy Rain in the Mid-South

Gusty winds and low relative humidity will bring fire weather concerns over parts of the central and southern High Plains. Severe thunderstorms and heavy rain are expected across the Mid-South region and central Gulf states. Above average temperatures are expected across much of the country, and numerous daily record-tying/breaking highs will be possible. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

61°F

16°C

Humidity 77%
Wind Speed WSW 4 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 09 Mar 11:00 AM PDT
Extended Forecast for

4 Miles NNW Napa CA

  • Today

    Today: Sunny, with a high near 74. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 44. Light and variable wind.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 8am.  Otherwise, mostly sunny, with a high near 72. Light and variable wind.

    High: 72 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 74. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 44. Light and variable wind.
Tuesday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 72. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 45. West southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 75. Calm wind.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 78.
Friday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 49.
Saturday
Patchy fog. Otherwise, sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Napa CA
 38.35°N 122.33°W (Elev. 105 ft)
8:04 am PDT Mar 9, 2026
11am PDT Mar 9, 2026-6pm PDT Mar 15, 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