Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. 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 93%
Wind Speed W 11 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Jul 04:30 AM PDT
Extended Forecast for

3 Miles SSE Lake Berryessa CA

  • Today

    Today: Sunny, with a high near 85. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. West southwest wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 18 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. Southwest wind 5 to 9 mph becoming light west southwest  after midnight. Winds could gust as high as 18 mph.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 85. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Tonight
Mostly clear, with a low around 54. West southwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 81. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 54. Southwest wind 5 to 9 mph becoming light west southwest after midnight. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Lake Berryessa CA
 38.53°N 122.23°W (Elev. 991 ft)
3:02 am PDT Jul 15, 2025
4am PDT Jul 15, 2025-6pm PDT Jul 21, 2025
 
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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