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

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

40°F

4°C

Humidity 89%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 05 Feb 05:54 AM PST
Extended Forecast for

Yountville CA

  • Today

    Today: Sunny, with a high near 70. Calm wind becoming east northeast around 5 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 67. Calm wind.

    High: 67 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 67. Calm wind.

    High: 67 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Patchy Fog

  • Sunday

    Sunday: A 30 percent chance of rain after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain, mainly before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

Detailed Forecast

Today
Sunny, with a high near 70. Calm wind becoming east northeast around 5 mph.
Tonight
Mostly cloudy, with a low around 47. Calm wind.
Friday
Partly sunny, with a high near 67. Calm wind.
Friday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 44. Calm wind.
Saturday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 67. Calm wind.
Saturday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 44.
Sunday
A 30 percent chance of rain after 4pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.
Sunday Night
A chance of rain, mainly before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 47.
Monday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 61.
Monday Night
A slight chance of rain. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 40.
Tuesday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 58.
Tuesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 40.
Wednesday
A chance of rain. Areas of fog. Otherwise, partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yountville CA
 38.4°N 122.34°W (Elev. 184 ft)
Last Update:
1:47 am PST Feb 5, 2026
Forecast Valid:
6am PST Feb 5, 2026-6pm PST Feb 11, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation