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

Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain from Tropical Storm Moke will begin to impact the Big Island today, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Repeated storms and heavy rainfall may cause flash flooding from the Plains into the Lower MS Valley. Dangerous heat persists across the South. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

70°F

21°C

Humidity 68%
Wind Speed WSW 5 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 23 Aug 11:35 AM PDT
Extended Forecast for

7 Miles SSE Lake Berryessa CA

  • Today

    Today: Mostly sunny, with a high near 93. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. South southwest wind 5 to 7 mph.

    Low: 62 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 89. Calm wind becoming south southwest 5 to 9 mph in the morning.

    High: 89 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 60. West southwest wind 5 to 8 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 93. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 62. South southwest wind 5 to 7 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 89. Calm wind becoming south southwest 5 to 9 mph in the morning.
Monday Night
Increasing clouds, with a low around 60. West southwest wind 5 to 8 mph.
Tuesday
Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Lake Berryessa CA
 38.48°N 122.22°W (Elev. 1798 ft)
Last Update:
11:27 am PDT Aug 23, 2026
Forecast Valid:
11am PDT Aug 23, 2026-6pm PDT Aug 29, 2026
 
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Additional Resources

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