Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mist

43°F

6°C

Humidity 92%
Wind Speed E 14 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 41°F (5°C)
Visibility 6.00 mi
Wind Chill36°F (2°C)
Last update 25 Jan 03:54 AM PST
Extended Forecast for

Napa CA

  • Today

    Today: Patchy frost before 9am.  Otherwise, increasing clouds, with a high near 54. Calm wind becoming east 5 to 8 mph in the morning.

    High: 54 °F

    Patchy Frost
    then Mostly
    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. East northeast wind 3 to 6 mph.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Patchy fog between 7am and 8am.  Otherwise, sunny, with a high near 60. Light east wind.

    High: 60 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after 10pm.  Patchy fog.  Otherwise, mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday

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

    High: 58 °F

    Chance Rain
    and Areas Fog

  • Wednesday Night

    Wednesday Night: Patchy fog.  Otherwise, partly cloudy, with a low around 41.

    Low: 41 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 11am.  Otherwise, mostly sunny, with a high near 62.

    High: 62 °F

    Areas Fog
    then Sunny

Detailed Forecast

Today
Patchy frost before 9am. Otherwise, increasing clouds, with a high near 54. Calm wind becoming east 5 to 8 mph in the morning.
Tonight
Mostly cloudy, with a low around 38. East northeast wind 3 to 6 mph.
Monday
Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 60. Light east wind.
Monday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 36. Calm wind.
Tuesday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 58. Light and variable wind.
Tuesday Night
A 30 percent chance of rain after 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Wednesday
A 30 percent chance of rain, mainly before 10am. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 58.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 41.
Thursday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 62.
Thursday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 44.
Friday
Areas of fog. Otherwise, mostly cloudy, with a high near 61.
Friday Night
Areas of fog. Otherwise, mostly cloudy, with a low around 43.
Saturday
Areas of fog. Otherwise, mostly cloudy, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
1:27 am PST Jan 25, 2026
4am PST Jan 25, 2026-6pm PST Jan 31, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database