Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

61°F

16°C

Humidity 77%
Wind Speed SW 11 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Jul 08:20 PM PDT
Extended Forecast for

Foster City CA

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Southwest wind 6 to 13 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 72. West southwest wind 6 to 14 mph, with gusts as high as 18 mph.

    High: 72 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 56. Southwest wind 5 to 11 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 75. Light southwest wind becoming west 5 to 10 mph in the afternoon.

    High: 75 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. West wind 6 to 11 mph becoming light west southwest  after midnight.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. Southwest wind 6 to 13 mph, with gusts as high as 18 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 72. West southwest wind 6 to 14 mph, with gusts as high as 18 mph.
Wednesday Night
Increasing clouds, with a low around 56. Southwest wind 5 to 11 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 75. Light southwest wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 56. West wind 6 to 11 mph becoming light west southwest after midnight.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 56.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Foster City CA
 37.54°N 122.29°W (Elev. 151 ft)
1:26 pm PDT Jul 15, 2025
8pm PDT Jul 15, 2025-6pm PDT Jul 22, 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