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Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. 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 93%
Wind Speed N 10 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 28 Jan 08:54 AM PST
Extended Forecast for

7 Miles WSW Napa Co. Airport CA

  • Today

    Today: Mostly sunny, with a high near 60. Northeast wind around 6 mph becoming west northwest in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy dense fog after 2am. Otherwise, increasing clouds, with a low around 42. Light and variable wind.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Dense Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 60. Light east wind.

    High: 60 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Friday

    Friday: Partly sunny, with a high near 61. Calm wind becoming east northeast around 6 mph in the morning.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: A slight chance of rain. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain and
    Patchy Fog

Detailed Forecast

Today
Mostly sunny, with a high near 60. Northeast wind around 6 mph becoming west northwest in the afternoon.
Tonight
Patchy dense fog after 2am. Otherwise, increasing clouds, with a low around 42. Light and variable wind.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 60. Light east wind.
Thursday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Friday
Partly sunny, with a high near 61. Calm wind becoming east northeast around 6 mph in the morning.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 61.
Saturday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 45.
Sunday
A slight chance of rain. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 60.
Sunday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 44.
Tuesday
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:
4:54 am PST Jan 28, 2026
Forecast Valid:
9am PST Jan 28, 2026-6pm PST Feb 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation