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

Cold Temperatures Continue in the Southeast; Snow in the Central Appalachians and Ohio Valley; Rain and Thunderstorms in the Southeast

Cold temperatures will persist across Florida and the Southeast through Tuesday, then milder conditions are expected beginning Wednesday. A frontal system is expected to bring wintry precipitation to the Central Appalachians and portions of the Mid-Atlantic Tuesday into Wednesday, meanwhile, showers and thunderstorms are expected along the Gulf Coast and Southeast. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

53°F

12°C

Humidity 89%
Wind Speed ENE 6 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 03 Feb 04:56 AM PST
Extended Forecast for

San Mateo CA

  • Today

    Today: Sunny, with a high near 69. Calm wind becoming east northeast around 6 mph in the morning.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. Light and variable wind.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71. Northeast wind 3 to 6 mph.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. Light east wind.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 71. East northeast wind 3 to 5 mph.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Sunny, with a high near 69. Calm wind becoming east northeast around 6 mph in the morning.
Tonight
Mostly clear, with a low around 46. Light and variable wind.
Wednesday
Sunny, with a high near 71. Northeast wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 47. Light east wind.
Thursday
Mostly sunny, with a high near 71. East northeast wind 3 to 5 mph.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 67.
Friday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 49.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 64.
Saturday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 49.
Sunday
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 63.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
A chance of rain. Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Mateo CA
 37.54°N 122.32°W (Elev. 194 ft)
Last Update:
2:08 am PST Feb 3, 2026
Forecast Valid:
5am PST Feb 3, 2026-6pm PST Feb 9, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation