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

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

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

47°F

8°C

Humidity 83%
Wind Speed NNE 3 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 26 Jan 09:54 PM PST
Extended Forecast for

4 Miles NW Yountville CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain, mainly after 4pm. High near 59. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Slight Chance
    Rain then
    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 10pm. Patchy fog. Low around 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain and
    Patchy Fog
    then Chance
    Rain and
    Areas Fog

  • Wednesday

    Wednesday: A 20 percent chance of rain before 10am. Areas of fog before 11am. Otherwise, partly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Slight Chance
    Rain and
    Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

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

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Friday Night

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

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Calm wind.
Tuesday
Rain, mainly after 4pm. High near 59. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain, mainly before 10pm. Patchy fog. Low around 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 20 percent chance of rain before 10am. Areas of fog before 11am. Otherwise, partly sunny, with a high near 61. Calm wind.
Wednesday Night
Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 41. Calm wind.
Thursday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 65.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Mostly cloudy, with a high near 66.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 66.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Partly sunny, with a high near 66.
Sunday Night
A slight chance of rain. Patchy fog. Otherwise, partly cloudy, with a low around 45.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 67.
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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:
1:29 pm PST Jan 26, 2026
Forecast Valid:
10pm PST Jan 26, 2026-6pm PST Feb 2, 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