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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. 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 77%
Wind Speed S 9 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Nov 03:20 PM PST
Extended Forecast for

Yountville CA

  • Tonight

    Tonight: Rain, mainly after 10pm. Low around 52. Calm wind becoming south around 6 mph in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Rain

  • Sunday

    Sunday: Rain. High near 58. South southwest wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Rain

  • Sunday Night

    Sunday Night: Rain and possibly a thunderstorm. Low around 49. South wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 49 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 57. East wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain Likely

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 44. Northeast wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 9pm. Otherwise, mostly clear, with a low around 43.

    Low: 43 °F

    Patchy Fog

  • Wednesday

    Wednesday: A chance of rain after 4pm. Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 10pm. Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Rain Likely
    and Patchy
    Fog

Detailed Forecast

Tonight
Rain, mainly after 10pm. Low around 52. Calm wind becoming south around 6 mph in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 58. South southwest wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain and possibly a thunderstorm. Low around 49. South wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 57. East wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 20 percent chance of rain before 10pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 44. Northeast wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61.
Tuesday Night
Patchy fog after 9pm. Otherwise, mostly clear, with a low around 43.
Wednesday
A chance of rain after 4pm. Mostly sunny, with a high near 59.
Wednesday Night
Rain likely, mainly after 10pm. Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 46.
Thursday
Rain likely. Mostly cloudy, with a high near 56.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
A slight chance of rain. Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yountville CA
 38.39°N 122.37°W (Elev. 558 ft)
Last Update:
12:26 pm PST Nov 15, 2025
Forecast Valid:
3pm PST Nov 15, 2025-6pm PST Nov 22, 2025
 
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