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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

HAWKEYE (HWKC1)

Lat: 38.73509°NLon: 122.83706°WElev: 2024.0ft.

NA

50°F

10°C

Humidity 98%
Wind Speed SSE 1 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 18 Jun 03:56 AM PDT
Extended Forecast for

10 Miles N Lake Berryessa CA

  • Today

    Today: Areas of fog before 8am. Otherwise, sunny, with a high near 83. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 53. Southwest wind 6 to 11 mph becoming light south southwest after midnight. Winds could gust as high as 18 mph.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Juneteenth

    Juneteenth: Patchy fog before 8am. Otherwise, sunny, with a high near 77. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 51. Southwest wind 6 to 11 mph becoming light west southwest after midnight. Winds could gust as high as 22 mph.

    Low: 51 °F

    Clear then
    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 81 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 3am. Otherwise, clear, with a low around 54.

    Low: 54 °F

    Clear then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 7am. Otherwise, sunny, with a high near 89.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Areas of fog before 8am. Otherwise, sunny, with a high near 83. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 53. Southwest wind 6 to 11 mph becoming light south southwest after midnight. Winds could gust as high as 18 mph.
Juneteenth
Patchy fog before 8am. Otherwise, sunny, with a high near 77. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 51. Southwest wind 6 to 11 mph becoming light west southwest after midnight. Winds could gust as high as 22 mph.
Saturday
Areas of fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Saturday Night
Patchy fog after 3am. Otherwise, clear, with a low around 54.
Sunday
Patchy fog before 7am. Otherwise, sunny, with a high near 89.
Sunday Night
Clear, with a low around 58.
Monday
Sunny, with a high near 91.
Monday Night
Clear, with a low around 58.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles N Lake Berryessa CA
 38.72°N 122.28°W (Elev. 997 ft)
Last Update:
2:56 am PDT Jun 18, 2026
Forecast Valid:
4am PDT Jun 18, 2026-6pm PDT Jun 24, 2026
 
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