Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Severe thunderstorms are expected across parts of the central and southern High Plains, central Great Lakes, and Ozarks Wednesday. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

57°F

14°C

Humidity 93%
Wind Speed WNW 17 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 26 Aug 01:00 AM PDT
Extended Forecast for

Hillsborough CA

  • Overnight

    Overnight: Partly cloudy, with a low around 57. Light and variable wind.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. West wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 20 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 79. Light and variable wind becoming west 6 to 11 mph in the afternoon.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. West wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 57. Light and variable wind.
Wednesday
Sunny, with a high near 81. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 59. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Thursday
Partly sunny, with a high near 79. Light and variable wind becoming west 6 to 11 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 58. West wind 7 to 10 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 55.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Hillsborough CA
 37.55°N 122.35°W (Elev. 197 ft)
11:27 pm PDT Aug 25, 2026
1am PDT Aug 26, 2026-6pm PDT Sep 1, 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