Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Mostly Cloudy

53°F

12°C

Humidity 89%
Wind Speed NNW 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 02 Dec 09:56 PM PST
Extended Forecast for

Foster City CA

Coastal Flood Advisory December 2, 10:29pm until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 2, 10:29pm until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Tonight

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63. East southeast wind 6 to 8 mph becoming north in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. Light and variable wind.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 63. North northeast wind 3 to 6 mph.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. Calm wind becoming north around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 63. East southeast wind 6 to 8 mph becoming north in the afternoon.
Wednesday Night
Mostly clear, with a low around 44. Light and variable wind.
Thursday
Mostly sunny, with a high near 63. North northeast wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 45. Calm wind.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Partly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 67.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Foster City CA
 37.57°N 122.27°W (Elev. 3 ft)
2:32 pm PST Dec 2, 2025
10pm PST Dec 2, 2025-6pm PST Dec 9, 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