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.

Rain

55°F

13°C

Humidity 100%
Wind Speed NNW 3 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 31 Mar 11:20 PM PDT
Extended Forecast for

4 Miles N Sonoma CA

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before midnight.  Mostly cloudy, with a steady temperature around 52. Southwest wind 8 to 10 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain.  High near 53. South southwest wind 11 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly before midnight.  Low around 44. Southwest wind 11 to 18 mph becoming west northwest after midnight. Winds could gust as high as 33 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain then
    Slight Chance
    Rain

  • Thursday

    Thursday: Sunny, with a high near 58. West northwest wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50. North wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 34 mph.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a steady temperature around 52. Southwest wind 8 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 53. South southwest wind 11 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain, mainly before midnight. Low around 44. Southwest wind 11 to 18 mph becoming west northwest after midnight. Winds could gust as high as 33 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. West northwest wind 7 to 13 mph, with gusts as high as 23 mph.
Thursday Night
Clear, with a low around 50. North wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 34 mph.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Sonoma CA
 38.36°N 122.45°W (Elev. 1818 ft)
11:26 pm PDT Mar 31, 2026
11pm 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