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

San Francisco, San Francisco International Airport (KSFO)

Lat: 37.61961°NLon: 122.36558°WElev: 10.0ft.

Mostly Cloudy

59°F

15°C

Humidity 87%
Wind Speed NW 10 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 28 Aug 06:35 AM PDT
Extended Forecast for

Colma CA

  • Today

    Today: A 20 percent chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 64. West wind 8 to 14 mph, with gusts as high as 18 mph.

    High: 64 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. West wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 55 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 63. West wind 9 to 16 mph, with gusts as high as 23 mph.

    High: 63 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. West wind 13 to 16 mph, with gusts as high as 28 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. West wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Monday Night

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

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 64. West wind 8 to 14 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 55. West wind 8 to 14 mph, with gusts as high as 23 mph.
Saturday
Partly sunny, with a high near 63. West wind 9 to 16 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 55. West wind 13 to 16 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, with a high near 64. West wind 9 to 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Mostly cloudy, with a high near 62.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly cloudy, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Colma CA
 37.67°N 122.47°W (Elev. 197 ft)
Last Update:
2:47 am PDT Aug 28, 2026
Forecast Valid:
6am PDT Aug 28, 2026-6pm PDT Sep 3, 2026
 
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Additional Resources

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Chance of Precipitation