Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

39°F

4°C

Humidity 100%
Wind Speed NNE 4 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 30 Jan 04:35 AM PST
Extended Forecast for

Napa Co. Airport CA

Coastal Flood Advisory January 30, 04:52am until February 1, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory January 30, 04:52am until February 1, 12:00pm

    NOW until 12:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Northeast wind around 6 mph.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62. East wind 7 to 10 mph.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 41. East northeast wind around 5 mph becoming calm  in the evening.

    Low: 41 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 61. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 61 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Patchy fog before 10am.  Otherwise, sunny, with a high near 62.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm.  Otherwise, mostly clear, with a low around 40.

    Low: 40 °F

    Patchy Fog

Detailed Forecast

Today
Partly sunny, with a high near 61. Calm wind becoming east 5 to 9 mph in the morning.
Tonight
Mostly cloudy, with a low around 41. Northeast wind around 6 mph.
Saturday
Partly sunny, with a high near 62. East wind 7 to 10 mph.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 41. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 61. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Patchy fog before 10am. Otherwise, sunny, with a high near 62.
Monday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 64.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Napa Co. Airport CA
 38.2°N 122.29°W (Elev. 20 ft)
4:31 am PST Jan 30, 2026
4am PST Jan 30, 2026-6pm PST Feb 5, 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