Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

60°F

16°C

Humidity 72%
Wind Speed E 11 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 30 Jan 04:54 PM PST
Extended Forecast for

2 Miles NW Napa Co. Airport CA

Coastal Flood Advisory January 30, 05:06pm until February 1, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory January 30, 05:06pm until February 1, 12:00pm

    NOW until 12:00pm Sun

    Coastal Flood Advisory

  • Tonight

    Low: 41 °F

    Patchy Dense
    Fog

  • Saturday

    Saturday: Patchy dense fog before 8am.  Otherwise, partly sunny, with a high near 63. Calm wind becoming east around 6 mph in the morning.

    High: 63 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 42. East wind 5 to 7 mph becoming calm  in the evening.

    Low: 42 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Areas of fog before 9am.  Otherwise, partly sunny, with a high near 63. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 63 °F

    Areas Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog between 1am and 4am.  Otherwise, partly cloudy, with a low around 42. South southwest wind around 5 mph becoming calm  after midnight.

    Low: 42 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog between 7am and 10am.  Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm.  Otherwise, mostly clear, with a low around 42.

    Low: 42 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am.  Otherwise, sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Tonight
Patchy dense fog after 10pm. Otherwise, mostly cloudy, with a low around 41. Light and variable wind.
Saturday
Patchy dense fog before 8am. Otherwise, partly sunny, with a high near 63. Calm wind becoming east around 6 mph in the morning.
Saturday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 42. East wind 5 to 7 mph becoming calm in the evening.
Sunday
Areas of fog before 9am. Otherwise, partly sunny, with a high near 63. Light and variable wind becoming west 5 to 10 mph in the morning.
Sunday Night
Patchy fog between 1am and 4am. Otherwise, partly cloudy, with a low around 42. South southwest wind around 5 mph becoming calm after midnight.
Monday
Patchy fog between 7am and 10am. Otherwise, mostly sunny, with a high near 64.
Monday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 42.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 65.
Tuesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 42.
Wednesday
Patchy fog before 7am. Otherwise, sunny, with a high near 66.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 43.
Thursday
Patchy fog. Otherwise, mostly sunny, with a high near 66.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Napa Co. Airport CA
 38.22°N 122.3°W (Elev. 3 ft)
12:26 pm PST Jan 30, 2026
5pm PST Jan 30, 2026-6pm PST Feb 6, 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