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

Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Fog

46°F

8°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 46°F (8°C)
Visibility 0.25 mi
Last update 07 Feb 03:35 AM PST
Extended Forecast for

4 Miles NW Yountville CA

  • Overnight

    Overnight: Areas of fog. Otherwise, partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Areas Fog

  • Saturday

    Saturday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 68 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 45. West wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: A 10 percent chance of rain after 4pm. Partly sunny, with a high near 65. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A 10 percent chance of rain before 8pm. Patchy fog. Otherwise, mostly cloudy, with a low around 46. Light west northwest wind.

    Low: 46 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Areas
    Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A chance of rain, mainly after 10am. Partly sunny, with a high near 59.

    High: 59 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly before 4am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Overnight
Areas of fog. Otherwise, partly cloudy, with a low around 45. Calm wind.
Saturday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 45. West wind around 5 mph becoming calm in the evening.
Sunday
A 10 percent chance of rain after 4pm. Partly sunny, with a high near 65. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
A 10 percent chance of rain before 8pm. Patchy fog. Otherwise, mostly cloudy, with a low around 46. Light west northwest wind.
Monday
Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 65.
Monday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain, mainly after 10am. Partly sunny, with a high near 59.
Tuesday Night
A chance of rain, mainly before 4am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 42.
Wednesday
A slight chance of rain. Partly sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 41.
Friday
A slight chance of rain. Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Yountville CA
 38.43°N 122.41°W (Elev. 180 ft)
Last Update:
1:23 am PST Feb 7, 2026
Forecast Valid:
3am PST Feb 7, 2026-6pm PST Feb 13, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation