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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.

Clear

55°F

13°C

Humidity 86%
Wind Speed ESE 3 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 14 Nov 07:54 PM PST
Extended Forecast for

4 Miles NNE Napa CA

  • Tonight

    Tonight: Cloudy, with a low around 47. Light and variable wind.

    Low: 47 °F

    Cloudy

  • Sunday

    Sunday: Rain. High near 58. South southeast wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before midnight. Patchy fog. Low around 43. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain and
    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming west around 6 mph in the afternoon.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 58.

    High: 58 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Rain after 10pm. Patchy fog between 11pm and 1am. Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 53.

    High: 53 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Showers and
    Patchy Fog

Detailed Forecast

Tonight
Cloudy, with a low around 47. Light and variable wind.
Sunday
Rain. High near 58. South southeast wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain, mainly before midnight. Patchy fog. Low around 43. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 38. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 58.
Tuesday Night
Rain after 10pm. Patchy fog between 11pm and 1am. Low around 43. Chance of precipitation is 80%.
Wednesday
Rain before 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 53.
Wednesday Night
Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 42.
Thursday
Rain, mainly before 4pm. Mostly cloudy, with a high near 53.
Thursday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 57.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 39.
Saturday
A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Napa CA
 38.37°N 122.25°W (Elev. 404 ft)
Last Update:
12:46 pm PST Nov 14, 2026
Forecast Valid:
8pm PST Nov 14, 2026-6pm PST Nov 21, 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