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

Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

MIDDLE PEAK (MDEC1)

Lat: 37.92778°NLon: 122.58722°WElev: 2339.0ft.

NA

84°F

29°C

Humidity 22%
Wind Speed NNW 7 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Heat Index81°F (27°C)
Last update 26 Aug 01:36 PM PDT
Extended Forecast for

3 Miles W Mill Valley CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. West wind 7 to 9 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 57. Northwest wind 6 to 11 mph.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 81. Light northwest wind becoming west 5 to 10 mph in the afternoon.

    High: 81 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 55. West northwest wind around 7 mph.

    Low: 55 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers before 11am. Partly sunny, with a high near 71. West wind 7 to 9 mph.

    High: 71 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 81. West wind 7 to 9 mph.
Tonight
Clear, with a low around 57. Northwest wind 6 to 11 mph.
Thursday
Increasing clouds, with a high near 81. Light northwest wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 55. West northwest wind around 7 mph.
Friday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 71. West wind 7 to 9 mph.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 57.
Monday
Partly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Mill Valley CA
 37.9°N 122.59°W (Elev. 663 ft)
Last Update:
1:26 pm PDT Aug 26, 2026
Forecast Valid:
2pm PDT Aug 26, 2026-6pm PDT Sep 1, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation