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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

50°F

10°C

Humidity 93%
Wind Speed SE 3 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 28 Jan 07:20 PM PST
Extended Forecast for

7 Miles WSW Napa Co. Airport CA

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 42. West northwest wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 60. Light and variable wind.

    High: 60 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Friday

    Friday: Partly sunny, with a high near 61. East northeast wind 3 to 7 mph.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. East northeast wind around 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 42. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 7am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 60. Light and variable wind.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Friday
Partly sunny, with a high near 61. East northeast wind 3 to 7 mph.
Friday Night
Mostly cloudy, with a low around 44. East northeast wind around 5 mph.
Saturday
Partly sunny, with a high near 61.
Saturday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 45.
Sunday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 60.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Napa Co. Airport CA
 38.17°N 122.37°W (Elev. 3 ft)
Last Update:
12:26 pm PST Jan 28, 2026
Forecast Valid:
7pm PST Jan 28, 2026-6pm PST Feb 4, 2026
 
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Additional Resources

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