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

Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Rain

45°F

7°C

Humidity 70%
Wind Speed WNW 20 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 17 Feb 11:20 PM PST
Extended Forecast for

Belmont CA

  • Tonight

    Tonight: Rain and thunderstorms likely before 4am, then a chance of rain. Mostly cloudy, with a low around 40. Light and variable wind becoming west southwest 10 to 15 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain before 4pm, then a slight chance of rain after 5pm. High near 52. Southeast wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain then
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly after 7pm. Low around 43. South southeast wind 5 to 10 mph becoming west in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Rain Likely
    then Rain

  • Thursday

    Thursday: Rain, mainly before 10am. High near 51. Light northwest wind becoming west northwest 12 to 17 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain. Partly cloudy, with a low around 38. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 38 °F

    Slight Chance
    Rain

  • Friday

    Friday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain, mainly after 10am. Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain, mainly after 10pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Rain

Detailed Forecast

Tonight
Rain and thunderstorms likely before 4am, then a chance of rain. Mostly cloudy, with a low around 40. Light and variable wind becoming west southwest 10 to 15 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Rain before 4pm, then a slight chance of rain after 5pm. High near 52. Southeast wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, mainly after 7pm. Low around 43. South southeast wind 5 to 10 mph becoming west in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Rain, mainly before 10am. High near 51. Light northwest wind becoming west northwest 12 to 17 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 38. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 53.
Friday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 41.
Saturday
A chance of rain, mainly after 10am. Partly sunny, with a high near 58.
Saturday Night
Rain, mainly after 10pm. Mostly cloudy, with a low around 50.
Sunday
Rain. Cloudy, with a high near 61.
Sunday Night
Rain. Cloudy, with a low around 52.
Monday
Rain. Cloudy, with a high near 62.
Monday Night
Rain. Cloudy, with a low around 50.
Tuesday
Rain. Mostly cloudy, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belmont CA
 37.52°N 122.29°W (Elev. 207 ft)
Last Update:
10:52 pm PST Feb 17, 2026
Forecast Valid:
11pm PST Feb 17, 2026-6pm PST Feb 24, 2026
 
Forecast Discussion
 
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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