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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

43°F

6°C

Humidity 75%
Wind Speed S 5 MPH
Barometer 30.49 in (1032.51 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 10 Jan 08:20 AM PST
Extended Forecast for

San Mateo CA

  • Today

    Today: Partly sunny, with a high near 57. Southeast wind around 6 mph becoming northeast in the afternoon.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. East wind around 5 mph.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 59. North northeast wind 5 to 7 mph.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. Northeast wind 3 to 5 mph.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59. North wind 5 to 7 mph.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 57. Southeast wind around 6 mph becoming northeast in the afternoon.
Tonight
Mostly cloudy, with a low around 42. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 59. North northeast wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 42. Northeast wind 3 to 5 mph.
Monday
Sunny, with a high near 59. North wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Mateo CA
 37.58°N 122.33°W (Elev. 33 ft)
Last Update:
12:26 am PST Jan 10, 2026
Forecast Valid:
8am PST Jan 10, 2026-6pm PST Jan 16, 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation