Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

54°F

12°C

Humidity 43%
Wind Speed N 0 MPH
Barometer 30.44 in (1030.82 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 09 Jan 11:20 AM PST
Extended Forecast for

Napa CA

  • Today

    Today: Sunny, with a high near 55. East northeast wind around 6 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 4am.  Otherwise, mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: Patchy fog before 7am. Areas of frost before 8am.  Otherwise, mostly sunny, with a high near 55. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 55 °F

    Areas Frost
    and Patchy
    Fog then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Areas of frost between 7am and 8am.  Otherwise, partly sunny, with a high near 56. Light east northeast wind.

    High: 56 °F

    Areas Frost
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog before 3am, then patchy fog after 4am.  Otherwise, mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Areas of fog before 10am. Patchy frost before 7am.  Otherwise, sunny, with a high near 57.

    High: 57 °F

    Patchy Frost
    and Areas Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm.  Otherwise, mostly clear, with a low around 40.

    Low: 40 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am.  Otherwise, sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Today
Sunny, with a high near 55. East northeast wind around 6 mph.
Tonight
Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. Calm wind.
Saturday
Patchy fog before 7am. Areas of frost before 8am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming east northeast around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 36. Calm wind.
Sunday
Areas of frost between 7am and 8am. Otherwise, partly sunny, with a high near 56. Light east northeast wind.
Sunday Night
Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 36.
Monday
Areas of fog before 10am. Patchy frost before 7am. Otherwise, sunny, with a high near 57.
Monday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 40.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 60.
Tuesday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 42.
Wednesday
Patchy fog. Otherwise, sunny, with a high near 62.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 44.
Thursday
Patchy fog. Otherwise, sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
12:26 am PST Jan 9, 2026
11am PST Jan 9, 2026-6pm PST Jan 15, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database