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

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

DW7094 Mill Valley (D7094)

Lat: 37.91317°NLon: 122.5485°WElev: 204.79ft.

NA

N/A

Humidity NA
Wind Speed NA NA MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Mill Valley CA

  • Tonight

    Tonight: Increasing clouds, with a low around 56. Southwest wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 72. Southwest wind 3 to 7 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 56. West wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 74. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 74 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Patchy fog before 2am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 54. Light and variable wind.

    Low: 54 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 76.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog between midnight and 2am. Otherwise, partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 56. Southwest wind around 6 mph becoming calm in the evening.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 72. Southwest wind 3 to 7 mph.
Friday Night
Increasing clouds, with a low around 56. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 74. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
Patchy fog before 2am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 54. Light and variable wind.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 76.
Sunday Night
Patchy fog between midnight and 2am. Otherwise, partly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 76.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mill Valley CA
 37.93°N 122.54°W (Elev. 197 ft)
Last Update:
1:26 pm PDT Aug 13, 2026
Forecast Valid:
6pm PDT Aug 13, 2026-6pm PDT Aug 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation