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Tracking Areas of Fire Weather, Severe Weather, and Winter Weather

Gusty winds and dry conditions will continue to bring fire weather concerns to the southern Plains through Friday. Severe thunderstorms including a few tornadoes, large hail and damaging wind gusts are expected across parts of the Midwest and lower Ohio Valley today. A Pacific storm will bring low elevation rain and thunderstorms across southern California and heavy snow through the Sierra. Read More >

Hazardous Weather Conditions

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Mostly Cloudy

48°F

9°C

Humidity 70%
Wind Speed NW 23 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 19 Feb 11:15 AM PST
Extended Forecast for

Foster City CA

Cold Weather Advisory February 20, 01:00am until February 20, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: A 30 percent chance of rain, mainly before noon. Mostly sunny, with a high near 54. West northwest wind 18 to 21 mph, with gusts as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance Rain

  • Tonight

    Tonight: Mostly clear, with a low around 40. Northwest wind 5 to 13 mph, with gusts as high as 22 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Calm wind becoming east southeast around 5 mph after midnight.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60. South wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Sunday

    Sunday: A 50 percent chance of rain. Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 66.

    High: 66 °F

    Rain Likely

Detailed Forecast

Today
A 30 percent chance of rain, mainly before noon. Mostly sunny, with a high near 54. West northwest wind 18 to 21 mph, with gusts as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly clear, with a low around 40. Northwest wind 5 to 13 mph, with gusts as high as 22 mph.
Friday
Partly sunny, with a high near 55. Calm wind.
Friday Night
Partly cloudy, with a low around 40. Calm wind becoming east southeast around 5 mph after midnight.
Saturday
Partly sunny, with a high near 60. South wind 6 to 11 mph, with gusts as high as 21 mph.
Saturday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 50.
Sunday
A 50 percent chance of rain. Partly sunny, with a high near 64.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 53.
Monday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 66.
Monday Night
Rain. Mostly cloudy, with a low around 54.
Tuesday
Rain. Mostly cloudy, with a high near 63.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 52.
Wednesday
Rain likely. Mostly cloudy, with a high near 62.
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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:
1:27 am PST Feb 19, 2026
Forecast Valid:
11am PST Feb 19, 2026-6pm PST Feb 25, 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