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Heavy Snow in the Central/Southern Rockies; Below Average Temperatures in the Central and Eastern US

Moderate to heavy snowfall is expected in the central/southern Rockies and adjacent High Plains today. Lake-enhanced snowfall is expected downwind of the Great Lakes today. Showers and thunderstorms will be possible this evening into tonight across the western Gulf Coast states. Temperatures across much of the central and eastern CONUS will remain below average and chilly to end the week. Read More >

Hazardous Weather Conditions

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

63°F

17°C

Humidity 33%
Wind Speed NNW 9 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 03 Dec 10:35 AM PST
Extended Forecast for

Napa CA

Coastal Flood Advisory December 3, 10:49am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 3, 10:49am until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 61 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 38. North northwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 58. Light and variable wind becoming east around 6 mph in the morning.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62. Light and variable wind.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog between 10pm and 1am. Otherwise, mostly clear, with a low around 43.

    Low: 43 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog between 7am and 11am. Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog. Otherwise, partly cloudy, with a low around 46.

    Low: 46 °F

    Patchy Fog

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 61. North wind 13 to 17 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 38. North northwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 58. Light and variable wind becoming east around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 41. Calm wind.
Friday
Sunny, with a high near 62. Light and variable wind.
Friday Night
Patchy fog between 10pm and 1am. Otherwise, mostly clear, with a low around 43.
Saturday
Areas of fog between 7am and 11am. Otherwise, mostly sunny, with a high near 61.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 46.
Sunday
Areas of fog before noon. Otherwise, partly sunny, with a high near 62.
Sunday Night
Areas of fog. Otherwise, partly cloudy, with a low around 45.
Monday
Areas of fog. Otherwise, mostly sunny, with a high near 63.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Tuesday
Areas of fog. Otherwise, mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.31°W (Elev. 190 ft)
Last Update:
8:40 am PST Dec 3, 2025
Forecast Valid:
10am PST Dec 3, 2025-6pm PST Dec 9, 2025
 
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Additional Resources

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