Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

55°F

13°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 31 Mar 10:20 PM PDT
Extended Forecast for

4 Miles N Sonoma CA

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 4am.  Mostly cloudy, with a low around 50. Southwest wind around 7 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 2pm.  Mostly cloudy, with a high near 53. South southwest wind 9 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain.  Low around 44. Southwest wind 11 to 15 mph becoming west northwest after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Thursday

    Thursday: Sunny, with a high near 58. Northwest wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50. West northwest wind 7 to 13 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 50. Southwest wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 53. South southwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 44. Southwest wind 11 to 15 mph becoming west northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Sunny, with a high near 58. Northwest wind 8 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Clear, with a low around 50. West northwest wind 7 to 13 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Sonoma CA
 38.36°N 122.45°W (Elev. 1818 ft)
8:41 pm PDT Mar 31, 2026
10pm PDT Mar 31, 2026-6pm PDT Apr 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database