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

Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

haze

57°F

14°C

Humidity 62%
Wind Speed E 10 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 16 Jan 11:35 AM PST
Extended Forecast for

Napa CA

  • Today

    Today: Sunny, with a high near 67. East northeast wind 5 to 7 mph, with gusts as high as 18 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. Northeast wind around 7 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Northeast wind 3 to 5 mph.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. Light east northeast wind.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Patchy fog before 9am. Otherwise, sunny, with a high near 63.

    High: 63 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm. Otherwise, mostly clear, with a low around 41.

    Low: 41 °F

    Patchy Fog

  • Tuesday

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

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Sunny, with a high near 67. East northeast wind 5 to 7 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 43. Northeast wind around 7 mph.
Saturday
Mostly sunny, with a high near 66. Northeast wind 3 to 5 mph.
Saturday Night
Mostly cloudy, with a low around 42. Calm wind.
Sunday
Partly sunny, with a high near 64. Light east northeast wind.
Sunday Night
Mostly clear, with a low around 41.
M.L.King Day
Patchy fog before 9am. Otherwise, sunny, with a high near 63.
Monday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 41.
Tuesday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 61.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Wednesday
Areas of fog. Otherwise, mostly sunny, with a high near 60.
Wednesday Night
Widespread fog. Otherwise, partly cloudy, with a low around 43.
Thursday
Widespread fog. Otherwise, mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
Last Update:
12:26 am PST Jan 16, 2026
Forecast Valid:
11am PST Jan 16, 2026-6pm PST Jan 22, 2026
 
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