Critical Fire Weather and Severe Thunderstorm Threats This Week

Gusty winds and low relative humidity will contribute to critical fire weather Monday over parts of the central and southern High Plains. Scattered to widespread severe thunderstorms may bring damaging winds, large hail, and tornadoes Monday through Thursday over the lower Mississippi River Valley and southern Plains into the Midwest and Ohio Valley. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

46°F

8°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 46°F (8°C)
Visibility 9.00 mi
Last update 09 Mar 04:54 AM PDT
Extended Forecast for

2 Miles N Napa Co. Airport CA

  • Today

    Today: Areas of fog before 10am.  Otherwise, sunny, with a high near 73. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 73 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 44. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. West wind around 6 mph becoming calm  in the evening.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 74. Calm wind.

    High: 74 °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 80.

    High: 80 °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 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Areas of fog before 10am. Otherwise, sunny, with a high near 73. Calm wind becoming west southwest around 6 mph in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 44. Southwest wind around 6 mph becoming calm in the evening.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 45. West wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 74. Calm wind.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 77.
Friday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 49.
Saturday
Patchy fog. Otherwise, sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Napa Co. Airport CA
 38.25°N 122.27°W (Elev. 59 ft)
2:32 am PDT Mar 9, 2026
5am PDT Mar 9, 2026-6pm PDT Mar 15, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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