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

64°F

18°C

Humidity 72%
Wind Speed WSW 9 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 31 Mar 01:10 PM PDT
Extended Forecast for

3 Miles SSE Lake Berryessa CA

  • This Afternoon

    This Afternoon: A 50 percent chance of rain.  Partly sunny, with a high near 65. South southwest wind 14 to 16 mph.

    High: 65 °F

    Chance Rain

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 4am.  Mostly cloudy, with a low around 49. West southwest wind 9 to 16 mph, with gusts as high as 25 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly before 2pm.  High near 60. South southwest wind 10 to 20 mph, with gusts as high as 32 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 41. West southwest wind 15 to 20 mph decreasing to 9 to 14 mph 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: 41 °F

    Rain

  • Thursday

    Thursday: Sunny, with a high near 64. West wind 9 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74. Breezy.

    High: 74 °F

    Sunny and
    Breezy then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of rain. Partly sunny, with a high near 65. South southwest wind 14 to 16 mph.
Tonight
A 30 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 49. West southwest wind 9 to 16 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly before 2pm. High near 60. South southwest wind 10 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 41. West southwest wind 15 to 20 mph decreasing to 9 to 14 mph 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 64. West wind 9 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 74. Breezy.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Lake Berryessa CA
 38.53°N 122.23°W (Elev. 991 ft)
1:31 pm PDT Mar 31, 2026
1pm PDT Mar 31, 2026-6pm PDT Apr 6, 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