Coastal Threats for the East and Gulf; Record Warmth for the Central U.S.

Persistent onshore flow across the Southeast and portions of the mid-Atlantic will keep the risk of rip currents through the weekend. Rainfall could be locally heavy across Florida, especially along the eastern shoreline. Meanwhile, record warmth for portions of the Plains and Midwest with elevated fire concerns. For the west, a trough will keep the pattern unsettled with wet conditions. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

haze

68°F

20°C

Humidity 60%
Wind Speed W 10 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 54°F (12°C)
Visibility 6.00 mi
Last update 03 Oct 03:00 PM PDT
Extended Forecast for

Foster City CA

  • Tonight

    Tonight: Mostly clear, with a low around 57. West northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. West wind 5 to 9 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. West wind 5 to 10 mph becoming light  in the evening.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 57. West northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 77. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 57. West wind 5 to 9 mph becoming calm in the evening.
Sunday
Sunny, with a high near 78. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 57. West wind 5 to 10 mph becoming light in the evening.
Monday
Sunny, with a high near 80.
Monday Night
Clear, with a low around 58.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 57.
Friday
A chance of rain. Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Foster City CA
 37.57°N 122.27°W (Elev. 3 ft)
1:26 pm PDT Oct 3, 2025
3pm PDT Oct 3, 2025-6pm PDT Oct 10, 2025
 
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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