Heavy Rain in the Southern Appalachians; Heat Continues in the West; Monitoring Tropical Storm Erin

Heavy to excessive rain falling over the southern Appalachians may bring areas of flooding into Wednesday. Hot temperatures are in place through Wednesday across parts of the western U.S. and New England. Tropical Storm Erin is forecast to become a Hurricane by late this week as it moves westward across the central Atlantic Ocean. Monitor forecasts for any Puerto Rico or U.S. East Coast impacts. Read More >

Current conditions at

DW7094 Mill Valley (D7094)

Lat: 37.91333°NLon: 122.54833°WElev: 190.0ft.

NA

N/A

Humidity NA
Wind Speed NA NA MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Larkspur CA

  • Tonight

    Tonight: Increasing clouds, with a low around 56. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 56 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming west 5 to 7 mph in the morning.

    High: 78 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am.  Otherwise, increasing clouds, with a low around 56. West wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 7am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 56. West wind 3 to 7 mph.

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 56. West wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming west 5 to 7 mph in the morning.
Wednesday Night
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 56. West wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 7am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 56. West wind 3 to 7 mph.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Patchy fog. Otherwise, mostly clear, with a low around 56.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Larkspur CA
 37.93°N 122.54°W (Elev. 197 ft)
4:31 pm PDT Aug 12, 2025
6pm PDT Aug 12, 2025-6pm PDT Aug 19, 2025
 
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Additional Resources

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Hourly Weather Forecast

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