Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

54°F

12°C

Humidity 76%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 23 Jan 02:15 PM PST
Extended Forecast for

Foster City CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. North northwest wind around 6 mph.

    High: 58 °F

    Sunny

  • Tonight

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

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62. East southeast wind 5 to 9 mph becoming north in the afternoon.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 41. Light and variable wind.

    Low: 41 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 61. North northeast wind 3 to 5 mph.

    High: 61 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 58. North northwest wind around 6 mph.
Tonight
Mostly clear, with a low around 44. Light and variable wind.
Saturday
Sunny, with a high near 62. East southeast wind 5 to 9 mph becoming north in the afternoon.
Saturday Night
Increasing clouds, with a low around 41. Light and variable wind.
Sunday
Mostly cloudy, with a high near 61. North northeast wind 3 to 5 mph.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Partly sunny, with a high near 62.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 63.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Foster City CA
 37.54°N 122.29°W (Elev. 151 ft)
12:26 pm PST Jan 23, 2026
2pm PST Jan 23, 2026-6pm PST Jan 29, 2026
 
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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