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.

Clear

63°F

17°C

Humidity 67%
Wind Speed SW 5 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Nov 01:35 PM PST
Extended Forecast for

3 Miles ESE Sonoma CA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Partly sunny, with a high near 60. South wind around 6 mph.

    High: 60 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Cloudy, with a low around 46. Calm wind becoming southeast around 6 mph after midnight.

    Low: 46 °F

    Cloudy

  • Sunday

    Sunday: Rain, mainly after 10am. High near 58. South southeast wind 6 to 11 mph becoming west 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: 58 °F

    Rain Likely
    then Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm. Low around 42. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain then
    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 59. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Patchy frost before 7am. Otherwise, sunny, with a high near 57.

    High: 57 °F

    Patchy Frost
    and Patchy
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Rain after 10pm. Patchy fog between 11pm and 1am. Otherwise, mostly cloudy, with a low around 43.

    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 54.

    High: 54 °F

    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a high near 60. South wind around 6 mph.
Tonight
Cloudy, with a low around 46. Calm wind becoming southeast around 6 mph after midnight.
Sunday
Rain, mainly after 10am. High near 58. South southeast wind 6 to 11 mph becoming west 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. Low around 42. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Mostly sunny, with a high near 59. Calm wind becoming west 5 to 7 mph in the afternoon.
Monday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 36.
Tuesday
Patchy fog before 10am. Patchy frost before 7am. Otherwise, sunny, with a high near 57.
Tuesday Night
Rain after 10pm. Patchy fog between 11pm and 1am. Otherwise, mostly cloudy, with a low around 43.
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 41.
Thursday
Rain. Mostly cloudy, with a high near 54.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 38.
Friday
Patchy fog. Patchy frost. Otherwise, mostly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Sonoma CA
 38.27°N 122.4°W (Elev. 755 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation