National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the Plains and Southeast U.S. this weekend. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

46°F

8°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 29 Mar 06:15 AM PDT
Extended Forecast for

6 Miles SE Lake Berryessa CA

  • Today

    Today: Sunny, with a high near 85. Calm wind becoming west around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 78. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 78 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52. West southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain. Partly sunny, with a high near 69. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 69 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 47. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain. Partly sunny, with a high near 66.

    High: 66 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

  • Thursday

    Thursday: A slight chance of rain before 11am. Sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Rain then
    Sunny

Detailed Forecast

Today
Sunny, with a high near 85. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 78. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 52. West southwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 69. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 66.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.
Thursday
A slight chance of rain before 11am. Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Lake Berryessa CA
 38.51°N 122.2°W (Elev. 541 ft)
Last Update:
1:26 am PDT Mar 29, 2026
Forecast Valid:
6am PDT Mar 29, 2026-6pm PDT Apr 4, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation