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.

Mist

54°F

12°C

Humidity 93%
Wind Speed NE 4 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 52°F (11°C)
Visibility 6.00 mi
Last update 25 Nov 03:35 AM PST
Extended Forecast for

Belmont CA

Dense Fog Advisory November 25, 03:47am until November 25, 11:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory November 25, 03:47am until November 25, 11:00am

    NOW until 11:00am Tue

    Dense Fog Advisory

  • Overnight

    Low: 47 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Patchy dense fog before 9am. Otherwise, sunny, with a high near 65. Light and variable wind becoming north around 6 mph in the morning.

    High: 65 °F

    Patchy Dense
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. West northwest wind 3 to 5 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. North wind around 6 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. North northwest wind 3 to 5 mph.

    Low: 47 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy dense fog after 5am. Otherwise, mostly clear, with a low around 47. Calm wind.
Tuesday
Patchy dense fog before 9am. Otherwise, sunny, with a high near 65. Light and variable wind becoming north around 6 mph in the morning.
Tuesday Night
Mostly clear, with a low around 46. West northwest wind 3 to 5 mph.
Wednesday
Sunny, with a high near 66. North wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 47. North northwest wind 3 to 5 mph.
Thanksgiving Day
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 64.
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:
1:17 am PST Nov 25, 2025
Forecast Valid:
3am PST Nov 25, 2025-6pm PST Dec 1, 2025
 
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