Storm Systems Continue to Impact the Pacific Northwest; Lake Effect Snow Continues

A second Pacific cold front will cross the Pacific Northwest Wednesday followed by another atmospheric river. Each of these features will bring additional periods of gusty winds, mountain snow, and heavy to excessive rainfall with renewed flooding. Heavy lake effect snow continues into Tuesday east of Lakes Erie and Ontario. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

43°F

6°C

Humidity 100%
Wind Speed E 4 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 43°F (6°C)
Visibility 8.00 mi
Wind Chill41°F (5°C)
Last update 15 Dec 07:20 PM PST
Extended Forecast for

2 Miles NNW Napa Co. Airport CA

  • Tonight

    Tonight: Patchy fog after 8pm.  Otherwise, mostly cloudy, with a low around 46. Light south wind.

    Low: 46 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 4pm.  Patchy fog before 1pm.  Otherwise, mostly cloudy, with a high near 58. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 58 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 10pm.  Cloudy, with a low around 54. South southwest wind around 5 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly before 10am.  Cloudy, then gradually becoming mostly sunny, with a high near 61. Southwest wind 6 to 8 mph.  Chance of precipitation is 60%.

    High: 61 °F

    Rain Likely
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain.  Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 48. Light southwest wind.

    Low: 48 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 10am.  Areas of fog before 10am.  Otherwise, mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain
    and Areas Fog

  • Thursday Night

    Thursday Night: A 40 percent chance of rain.  Patchy fog after 1am.  Otherwise, cloudy, with a low around 51.

    Low: 51 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: Rain, mainly after 10am.  Cloudy, with a high near 57.

    High: 57 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 4am.  Cloudy, with a low around 51.

    Low: 51 °F

    Rain

Detailed Forecast

Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 46. Light south wind.
Tuesday
A 30 percent chance of rain, mainly after 4pm. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 58. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 54. South southwest wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 61. Southwest wind 6 to 8 mph. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 48. Light southwest wind.
Thursday
A 30 percent chance of rain, mainly after 10am. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 58.
Thursday Night
A 40 percent chance of rain. Patchy fog after 1am. Otherwise, cloudy, with a low around 51.
Friday
Rain, mainly after 10am. Cloudy, with a high near 57.
Friday Night
Rain, mainly before 4am. Cloudy, with a low around 51.
Saturday
Rain likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 57.
Saturday Night
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 48.
Sunday
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a high near 54.
Sunday Night
Rain likely. Mostly cloudy, with a low around 48.
Monday
Rain likely. Cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Napa Co. Airport CA
 38.22°N 122.3°W (Elev. 3 ft)
12:27 pm PST Dec 15, 2025
7pm PST Dec 15, 2025-6pm PST Dec 22, 2025
 
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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