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

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

56°F

13°C

Humidity 86%
Wind Speed WNW 9 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 03 Aug 04:56 AM PDT
Extended Forecast for

San Mateo CASimilar City Names

  • Today

    Today: Sunny, with a high near 71. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. West wind 9 to 17 mph, with gusts as high as 28 mph.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72. West wind 9 to 16 mph, with gusts as high as 21 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. West southwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 21 mph.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. West wind 5 to 9 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 71. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.
Tonight
Mostly clear, with a low around 55. West wind 9 to 17 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 72. West wind 9 to 16 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 54. West southwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 75. West wind 5 to 9 mph.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Mateo CASimilar City Names
 37.56°N 122.33°W (Elev. 108 ft)
Last Update:
3:11 am PDT Aug 3, 2025
Forecast Valid:
5am PDT Aug 3, 2025-6pm PDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation