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

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

52°F

11°C

Humidity 100%
Wind Speed N 8 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 52°F (11°C)
Visibility 9.00 mi
Last update 28 Jan 08:20 AM PST
Extended Forecast for

4 Miles NW Yountville CA

  • Today

    Today: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy dense fog before 3am, then patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Saturday Night

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

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain. Mostly cloudy, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 61. Calm wind.
Tonight
Patchy dense fog before 3am, then patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 41. Calm wind.
Thursday
Mostly sunny, with a high near 65. Calm wind.
Thursday Night
Mostly cloudy, with a low around 42. Calm wind.
Friday
Partly sunny, with a high near 65. Calm wind.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 62.
Sunday Night
A slight chance of rain before 10pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 43.
Monday
Patchy fog. Otherwise, sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 68.
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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:
4:54 am PST Jan 28, 2026
Forecast Valid:
8am PST Jan 28, 2026-6pm PST Feb 3, 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