Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. 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 29.91 in (1012.87 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Mill Valley CA

  • Today

    Today: Mostly sunny, with a high near 87. Calm wind becoming north northwest around 6 mph.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Light and variable wind.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers before 11am.  Mostly cloudy, with a high near 76. Calm wind.

    High: 76 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Light west wind.

    Low: 53 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 73. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 18 mph.

    High: 73 °F

    Sunny

  • Saturday Night

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

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Sunday Night

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

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 87. Calm wind becoming north northwest around 6 mph.
Tonight
Mostly cloudy, with a low around 58. Light and variable wind.
Friday
A 20 percent chance of showers before 11am. Mostly cloudy, with a high near 76. Calm wind.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Light west wind.
Saturday
Sunny, with a high near 73. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 52.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Patchy fog. Otherwise, mostly clear, with a low around 53.
Wednesday
Patchy fog. Otherwise, mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Mill Valley CA
 37.91°N 122.53°W (Elev. 397 ft)
6:47 am PDT Aug 27, 2026
10am PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database