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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

MIDDLE PEAK (MDEC1)

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

NA

69°F

21°C

Humidity 13%
Wind Speed WNW 9 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Last update 28 Aug 10:36 PM PDT
Extended Forecast for

San Anselmo CA

  • Tonight

    Tonight: Mostly clear, with a low around 53. West southwest wind 5 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. West wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. West wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 79. West wind 5 to 7 mph becoming calm in the morning.

    High: 79 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52. West southwest wind around 6 mph.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

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

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 53. West southwest wind 5 to 10 mph.
Saturday
Sunny, with a high near 78. West wind 5 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 52. West wind 9 to 13 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 79. West wind 5 to 7 mph becoming calm in the morning.
Sunday Night
Mostly clear, with a low around 52. West southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 82.
Thursday Night
A slight chance of showers. Mostly clear, with a low around 55.
Friday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Anselmo CA
 37.97°N 122.58°W (Elev. 558 ft)
Last Update:
1:26 pm PDT Aug 28, 2026
Forecast Valid:
11pm PDT Aug 28, 2026-6pm PDT Sep 4, 2026
 
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