Severe Thunderstorms and Heavy Rain Across the Central US; Wintry Mix in the Northern Plains and Northeast

Severe thunderstorms and flash flooding are possible across the central U.S. through Saturday. Large hail, damaging winds, and tornadoes are all possible. There is an increased threat for wildfire development in the southern to central High Plains. A wintry mix of snow, sleet and freezing rain are forecast across portions of the northern Plains and central New England into early Friday morning. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Clear

57°F

14°C

Humidity 67%
Wind Speed WNW 23 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 05 Mar 05:35 PM PST
Extended Forecast for

San Mateo CA

  • Tonight

    Tonight: Clear, with a low around 49. North northwest wind 7 to 14 mph, with gusts as high as 24 mph.

    Low: 49 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 70. North wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 53. North wind 6 to 8 mph.

    Low: 53 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Northeast wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 52. Light and variable wind.

    Low: 52 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Patchy fog before 7am.  Otherwise, sunny, with a high near 69.

    High: 69 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 49. North northwest wind 7 to 14 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 70. North wind 6 to 14 mph, with gusts as high as 21 mph.
Friday Night
Clear, with a low around 53. North wind 6 to 8 mph.
Saturday
Sunny, with a high near 76. Northeast wind 6 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Clear, with a low around 52. Light and variable wind.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 50.
Monday
Patchy fog before 7am. Otherwise, sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
San Mateo CA
 37.54°N 122.32°W (Elev. 194 ft)
12:26 pm PST Mar 5, 2026
5pm PST Mar 5, 2026-6pm PDT Mar 12, 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