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

Hazardous Weather Conditions

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Clear

57°F

14°C

Humidity 93%
Wind Speed WNW 6 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 06 Oct 03:35 AM PDT
Extended Forecast for

Belmont CA

Heat Advisory October 6, 03:51am until October 8, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory October 6, 03:51am until October 8, 10:00pm

    NOW until 10:00pm Thu

    Heat Advisory

  • Overnight

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 61. West wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. West northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 62. Calm wind.
Tuesday
Sunny, with a high near 92. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Tuesday Night
Clear, with a low around 61. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 89. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 58. West northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 54. Breezy.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 54.
Columbus Day
Sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belmont CA
 37.52°N 122.29°W (Elev. 207 ft)
Last Update:
2:31 am PDT Oct 6, 2026
Forecast Valid:
3am PDT Oct 6, 2026-6pm PDT Oct 12, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation