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.

Mist

54°F

12°C

Humidity 87%
Wind Speed NNE 8 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 50°F (10°C)
Visibility 5.00 mi
Last update 25 Nov 06:35 AM PST
Extended Forecast for

Foster City CA

Dense Fog Advisory November 25, 06:56am until November 25, 11:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory November 25, 06:56am until November 25, 11:00am

    NOW until 11:00am Tue

    Dense Fog Advisory

  • Today

    High: 65 °F

    Areas Dense
    Fog then
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Northwest wind 3 to 5 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. North wind around 6 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. Northwest wind 3 to 5 mph.

    Low: 47 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 66. North northwest wind 3 to 7 mph.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy
    then Patchy
    Dense Fog

  • Friday

    Friday: Patchy dense fog before 7am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Today
Areas of dense fog before 9am. Otherwise, sunny, with a high near 65. West northwest wind 3 to 7 mph.
Tonight
Mostly clear, with a low around 45. Northwest wind 3 to 5 mph.
Wednesday
Sunny, with a high near 66. North wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 47. Northwest wind 3 to 5 mph.
Thanksgiving Day
Mostly sunny, with a high near 66. North northwest wind 3 to 7 mph.
Thursday Night
Patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 49.
Friday
Patchy dense fog before 7am. Otherwise, mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Foster City CA
 37.54°N 122.29°W (Elev. 151 ft)
Last Update:
1:17 am PST Nov 25, 2025
Forecast Valid:
6am PST Nov 25, 2025-6pm PST Dec 1, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation