Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

57°F

14°C

Humidity 62%
Wind Speed SSW 5 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 24 Jan 11:30 AM PST
Extended Forecast for

Sonoma CA

  • Today

    Today: Sunny, with a high near 60. North northeast wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 2am.  Otherwise, increasing clouds, with a low around 35. North northeast wind 13 to 18 mph becoming light northwest  after midnight. Winds could gust as high as 24 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Areas of frost before 8am.  Otherwise, mostly cloudy, with a high near 52. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 52 °F

    Areas Frost
    then Cloudy

  • Sunday Night

    Sunday Night: Patchy fog after 5am. Patchy frost after 5am.  Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Cloudy then
    Patchy Frost
    and Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Patchy frost before 8am.  Otherwise, mostly sunny, with a high near 58. Calm wind becoming east around 5 mph in the afternoon.

    High: 58 °F

    Patchy Frost
    and Patchy
    Fog then
    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm. Patchy frost after 5am.  Otherwise, partly cloudy, with a low around 36.

    Low: 36 °F

    Patchy Fog
    then Patchy
    Frost and
    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 9am. Patchy frost before 8am.  Otherwise, mostly sunny, with a high near 57.

    High: 57 °F

    Patchy Frost
    and Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 10pm.  Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: A chance of rain, mainly before 10am.  Areas of fog before 10am.  Otherwise, mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain
    and Areas Fog

Detailed Forecast

Today
Sunny, with a high near 60. North northeast wind 10 to 15 mph, with gusts as high as 23 mph.
Tonight
Patchy frost after 2am. Otherwise, increasing clouds, with a low around 35. North northeast wind 13 to 18 mph becoming light northwest after midnight. Winds could gust as high as 24 mph.
Sunday
Areas of frost before 8am. Otherwise, mostly cloudy, with a high near 52. Calm wind becoming east southeast around 6 mph in the afternoon.
Sunday Night
Patchy fog after 5am. Patchy frost after 5am. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Monday
Patchy fog before 8am. Patchy frost before 8am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
Patchy fog after 10pm. Patchy frost after 5am. Otherwise, partly cloudy, with a low around 36.
Tuesday
Areas of fog before 9am. Patchy frost before 8am. Otherwise, mostly sunny, with a high near 57.
Tuesday Night
A chance of rain after 10pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 40.
Wednesday
A chance of rain, mainly before 10am. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 56.
Wednesday Night
A slight chance of rain before 10pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 40.
Thursday
Areas of fog. Otherwise, mostly sunny, with a high near 62.
Thursday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 41.
Friday
Areas of fog. Otherwise, mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Sonoma CA
 38.29°N 122.46°W (Elev. 72 ft)
11:45 am PST Jan 24, 2026
11am PST Jan 24, 2026-6pm PST Jan 30, 2026
 
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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