Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Mostly Cloudy

61°F

16°C

Humidity 82%
Wind Speed NW 8 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Aug 10:00 AM PDT
Extended Forecast for

Hillsborough CA

  • Today

    Today: Sunny, with a high near 78. Light northwest wind becoming west 5 to 9 mph in the afternoon.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 57. West southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 57 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 75 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57. West wind 6 to 10 mph.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 72. West wind 5 to 9 mph.

    High: 72 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Friday Night

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

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 78. Light northwest wind becoming west 5 to 9 mph in the afternoon.
Tonight
Increasing clouds, with a low around 57. West southwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming west 5 to 9 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 57. West wind 6 to 10 mph.
Thursday
Partly sunny, with a high near 72. West wind 5 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
Partly sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Hillsborough CA
 37.55°N 122.35°W (Elev. 197 ft)
2:21 am PDT Aug 18, 2026
10am PDT Aug 18, 2026-6pm PDT Aug 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database