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

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Partly Cloudy

63°F

17°C

Humidity 67%
Wind Speed SW 6 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Nov 01:15 PM PST
Extended Forecast for

2 Miles WSW Yountville CA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Partly sunny, with a high near 59. Light south wind.

    High: 59 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Cloudy, with a steady temperature around 54. Calm wind becoming south southeast around 6 mph after midnight.

    Low: 54 °F

    Cloudy

  • Sunday

    Sunday: Rain, mainly after 10am. Areas of fog after 4pm. High near 57. South southeast wind 5 to 9 mph becoming calm in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain and
    Areas Fog

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm. Patchy fog before 7pm. Low around 47. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain and
    Patchy Fog
    then Chance
    Rain

  • Monday

    Monday: Mostly sunny, with a high near 58. Light west wind.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Rain after 10pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain

  • Wednesday

    Wednesday: Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 54.

    High: 54 °F

    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a high near 59. Light south wind.
Tonight
Cloudy, with a steady temperature around 54. Calm wind becoming south southeast around 6 mph after midnight.
Sunday
Rain, mainly after 10am. Areas of fog after 4pm. High near 57. South southeast wind 5 to 9 mph becoming calm in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain, mainly before 10pm. Patchy fog before 7pm. Low around 47. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Mostly sunny, with a high near 58. Light west wind.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Rain after 10pm. Mostly cloudy, with a low around 47.
Wednesday
Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 54.
Wednesday Night
Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Cloudy, with a low around 46.
Thursday
Rain. Mostly cloudy, with a high near 53.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Yountville CA
 38.39°N 122.4°W (Elev. 1030 ft)
Last Update:
12:46 pm PST Nov 14, 2026
Forecast Valid:
1pm PST Nov 14, 2026-6pm PST Nov 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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