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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 38.41°N 122.55°W (Text-Only)
NWS Forecast for: 8 Miles SSW Saint Helena CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Last Update: 1:26 am PDT Jun 30, 2026		Print

  • Today

    Today: Sunny, with a high near 84. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 84 °F

    Sunny


  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 51. West southwest wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, sunny, with a high near 82. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Wednesday
    Night

    Wednesday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 50. West southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 79 °F

    Areas Fog
    then Sunny

  • Thursday
    Night

    Thursday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, sunny, with a high near 83.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear


  • Independence
    Day

    Independence Day: Sunny, with a high near 85.

    High: 85 °F

    Sunny


    • Today: Sunny, with a high near 84. Calm wind becoming south southwest 5 to 7 mph in the morning.

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 51. West southwest wind around 5 mph becoming calm in the evening.

    Wednesday: Patchy fog before 7am. Otherwise, sunny, with a high near 82. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    Wednesday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 50. West southwest wind 5 to 7 mph becoming calm in the evening.

    Thursday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming south southwest around 6 mph in the afternoon.

    Thursday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 50.

    Friday: Patchy fog before 7am. Otherwise, sunny, with a high near 83.

    Friday Night: Mostly clear, with a low around 53.

    Independence Day: Sunny, with a high near 85.

    Saturday Night: Mostly clear, with a low around 52.

    Sunday: Mostly sunny, with a high near 82.

    Sunday Night: Partly cloudy, with a low around 52.

    Monday: Mostly sunny, with a high near 82.


    8 Miles SSW Saint Helena CA
     38.41°N 122.55°W (Elev. 492 ft)

    Visit your local NWS office at: https://www.weather.gov/mtr