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

Hazardous Weather Conditions

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

haze

57°F

14°C

Humidity 82%
Wind Speed W 6 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 52°F (11°C)
Visibility 6.00 mi
Last update 10 Oct 04:20 AM PDT
Extended Forecast for

Foster City CA

Coastal Flood Advisory October 10, 04:31am until October 13, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory October 10, 04:31am until October 13, 03:00pm

    NOW until 3:00pm Tue

    Coastal Flood Advisory

  • Today

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. West southwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69. Light south wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. West wind 5 to 14 mph becoming south southeast after midnight. Winds could gust as high as 21 mph.

    Low: 53 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 71. Southeast wind 5 to 7 mph becoming northwest in the afternoon.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 67. West wind 10 to 15 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 52. West southwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Sunday
Sunny, with a high near 69. Light south wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around 53. West wind 5 to 14 mph becoming south southeast after midnight. Winds could gust as high as 21 mph.
Columbus Day
Sunny, with a high near 71. Southeast wind 5 to 7 mph becoming northwest in the afternoon.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 84.
Thursday Night
Clear, with a low around 58.
Friday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Foster City CA
 37.57°N 122.27°W (Elev. 3 ft)
Last Update:
3:22 am PDT Oct 10, 2026
Forecast Valid:
4am PDT Oct 10, 2026-6pm PDT Oct 16, 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