Unsettled Weather in the West; Marine and Coastal Impacts Along the East Coast

A series of Pacific fronts will bring periodic waves of showers and thunderstorms to parts of the Great Basin and Pacific Northwest the next few days. Swells, high surf, dangerous rip currents and areas of coastal flooding continue along much of the East Coast from both Humberto and Imelda. Unseasonably hot temperatures continue for much of the Plains and Midwest through the remainder of the week. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Overcast

68°F

20°C

Humidity 68%
Wind Speed SW 8 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 01 Oct 06:10 PM PDT
Extended Forecast for

Foster City CA

  • Tonight

    Tonight: A 40 percent chance of rain, mainly before 4am.  Mostly cloudy, with a low around 61. South southwest wind 6 to 10 mph becoming west northwest after midnight.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 73. West northwest wind 5 to 13 mph.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. West northwest wind 9 to 14 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73. West northwest wind 8 to 15 mph, with gusts as high as 18 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. West wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 21 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 61. South southwest wind 6 to 10 mph becoming west northwest after midnight. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Partly sunny, with a high near 73. West northwest wind 5 to 13 mph.
Thursday Night
Mostly clear, with a low around 58. West northwest wind 9 to 14 mph.
Friday
Sunny, with a high near 73. West northwest wind 8 to 15 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 56. West wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 21 mph.
Saturday
Sunny, with a high near 77.
Saturday Night
Clear, with a low around 55.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 77.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Foster City CA
 37.55°N 122.27°W (Elev. 33 ft)
2:28 pm PDT Oct 1, 2025
6pm PDT Oct 1, 2025-6pm PDT Oct 8, 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