Remnants of Arthur and Heavy Rainfall Across the South; Severe Weather for the East

Potential life threatening flash flooding across the northern Gulf Coast states as the remnants of Arthur track across the area. Remember, turn around - don't drown. In addition, severe thunderstorms with tornadoes are possible with the circulation of this storm. The threat for more severe thunderstorms will occur across portions of the Northeast, mid-Atlantic and central Appalachian's. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

63°F

17°C

Humidity 72%
Wind Speed W 8 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Jun 09:00 AM PDT
Extended Forecast for

6 Miles NNE Lake Berryessa CA

  • Today

    Today: Sunny, with a high near 84. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. West southwest wind 5 to 14 mph, with gusts as high as 22 mph.

    Low: 55 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 73. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. West southwest wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 24 mph.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Mostly clear, with a low around 55. West southwest wind 5 to 14 mph, with gusts as high as 22 mph.
Juneteenth
Sunny, with a high near 73. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 52. West southwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 24 mph.
Saturday
Sunny, with a high near 76. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Saturday Night
Clear, with a low around 54.
Sunday
Sunny, with a high near 84.
Sunday Night
Clear, with a low around 59.
Monday
Sunny, with a high near 86.
Monday Night
Clear, with a low around 58.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Lake Berryessa CA
 38.67°N 122.21°W (Elev. 1598 ft)
8:51 am PDT Jun 18, 2026
9am PDT Jun 18, 2026-6pm PDT Jun 24, 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