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

Tracking Areas of Fire Weather, Severe Weather, and Winter Weather

Gusty winds and dry conditions will continue to bring fire weather concerns to the southern Plains through Friday. Severe thunderstorms including a few tornadoes, large hail and damaging wind gusts are expected across parts of the Midwest and lower Ohio Valley today. A Pacific storm will bring low elevation rain and thunderstorms across southern California and heavy snow through the Sierra. Read More >

Hazardous Weather Conditions

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Rain

46°F

8°C

Humidity 87%
Wind Speed WNW 19 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 19 Feb 08:35 AM PST
Extended Forecast for

Belmont CA

Cold Weather Advisory February 20, 01:00am until February 20, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: Rain and possibly a thunderstorm before noon, then a slight chance of rain between noon and 1pm. High near 52. West northwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 52 °F

    Showers then
    Slight Chance
    Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 40. West northwest wind 5 to 13 mph, with gusts as high as 22 mph.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 59. South wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 59 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Sunday

    Sunday: A 50 percent chance of rain. Partly sunny, with a high near 63.

    High: 63 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 65.

    High: 65 °F

    Rain Likely

Detailed Forecast

Today
Rain and possibly a thunderstorm before noon, then a slight chance of rain between noon and 1pm. High near 52. West northwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 40. West northwest wind 5 to 13 mph, with gusts as high as 22 mph.
Friday
Partly sunny, with a high near 54. Calm wind.
Friday Night
Partly cloudy, with a low around 40. Light and variable wind.
Saturday
Partly sunny, with a high near 59. South wind 6 to 13 mph, with gusts as high as 21 mph.
Saturday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 49.
Sunday
A 50 percent chance of rain. Partly sunny, with a high near 63.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 53.
Monday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 65.
Monday Night
Rain. Mostly cloudy, with a low around 53.
Tuesday
Rain. Mostly cloudy, with a high near 63.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 51.
Wednesday
Rain likely. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belmont CA
 37.52°N 122.29°W (Elev. 207 ft)
Last Update:
1:27 am PST Feb 19, 2026
Forecast Valid:
8am PST Feb 19, 2026-6pm PST Feb 25, 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