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

Heavy Rainfall in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday; and will begin to impact the central Plains today. Dry and gusty conditions will promote elevated to critical fire weather conditions in the Southeast. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Clear

70°F

21°C

Humidity 56%
Wind Speed WNW 20 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 08 Apr 02:20 PM PDT
Extended Forecast for

Foster City CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. West wind around 8 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. West wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 72 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 55. West southwest wind 5 to 8 mph becoming calm in the evening. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 70. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: Rain likely. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Rain Likely

  • Sunday

    Sunday: A chance of rain. Partly sunny, with a high near 63.

    High: 63 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 75. West wind around 8 mph.
Tonight
Increasing clouds, with a low around 54. West wind around 6 mph becoming calm in the evening.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Thursday Night
A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 55. West southwest wind 5 to 8 mph becoming calm in the evening. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 70. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 65. Chance of precipitation is 80%.
Saturday Night
Rain likely. Mostly cloudy, with a low around 48.
Sunday
A chance of rain. Partly sunny, with a high near 63.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 68.
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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:
2:11 pm PDT Apr 8, 2026
Forecast Valid:
2pm PDT Apr 8, 2026-6pm PDT Apr 14, 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