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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Clear

59°F

15°C

Humidity 77%
Wind Speed S 3 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 15 Sep 08:20 AM PDT
Extended Forecast for

San Bruno CA

  • Today

    Today: Sunny, with a high near 68. West wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. West wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60. West southwest wind 5 to 13 mph, with gusts as high as 24 mph.

    Low: 60 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 69. South southwest wind 3 to 6 mph.

    High: 69 °F

    Slight Chance
    Rain then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 68. West wind 5 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 59. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 65. West wind 8 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 60. West southwest wind 5 to 13 mph, with gusts as high as 24 mph.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 69. South southwest wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 59.
Friday
Mostly sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 60.
Sunday
Partly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Bruno CA
 37.64°N 122.4°W (Elev. 49 ft)
Last Update:
8:37 am PDT Sep 15, 2026
Forecast Valid:
8am PDT Sep 15, 2026-6pm PDT Sep 21, 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