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

Areas of Severe Thunderstorms and Excessive Rainfall Friday

Severe thunderstorms capable of large hail and damaging wind gusts appear possible over the central and southern High Plains and eastern Kansas into Missouri Friday afternoon and evening. Rounds of storms Friday ahead of a slow moving frontal boundary will bring locally heavy rainfall and scattered flash flooding potential to the Mid-Mississippi, Ohio, and Tennessee Valleys, and the Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

55°F

13°C

Humidity 87%
Wind Speed WNW 11 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 10 Jul 12:35 AM PDT
Extended Forecast for

San Mateo CA

Coastal Flood Advisory July 10, 12:47am until July 16, 04:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory July 10, 12:47am until July 16, 04:00am

    NOW until 4:00am Thu

    Coastal Flood Advisory

  • Overnight

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 72. West wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 54. West wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 77. Light southwest wind becoming west 5 to 10 mph in the afternoon.

    High: 77 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 58. West wind 5 to 10 mph becoming light west southwest in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 55. West southwest wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 72. West wind 6 to 14 mph, with gusts as high as 21 mph.
Friday Night
Increasing clouds, with a low around 54. West wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 77. Light southwest wind becoming west 5 to 10 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 58. West wind 5 to 10 mph becoming light west southwest in the evening.
Sunday
Partly sunny, with a high near 80.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
Partly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Mateo CA
 37.56°N 122.33°W (Elev. 108 ft)
Last Update:
11:26 pm PDT Jul 9, 2026
Forecast Valid:
12am PDT Jul 10, 2026-6pm PDT Jul 16, 2026
 
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Additional Resources

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Chance of Precipitation