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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Mostly Cloudy

55°F

13°C

Humidity 89%
Wind Speed NE 3 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 28 Jan 08:56 AM PST
Extended Forecast for

San Francisco International Airport CA

  • Today

    Today: Mostly sunny, with a high near 60. East northeast wind 5 to 8 mph becoming north northwest in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Northwest wind 5 to 7 mph becoming east northeast after midnight.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62. East northeast wind around 6 mph.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. North northeast wind around 6 mph.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64. Northeast wind around 6 mph.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 10am. Mostly cloudy, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 60. East northeast wind 5 to 8 mph becoming north northwest in the afternoon.
Tonight
Partly cloudy, with a low around 46. Northwest wind 5 to 7 mph becoming east northeast after midnight.
Thursday
Mostly sunny, with a high near 62. East northeast wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 46. North northeast wind around 6 mph.
Friday
Partly sunny, with a high near 64. Northeast wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
A slight chance of rain after 10am. Mostly cloudy, with a high near 60.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Francisco International Airport CA
 37.62°N 122.37°W (Elev. 3 ft)
Last Update:
4:54 am PST Jan 28, 2026
Forecast Valid:
9am PST Jan 28, 2026-6pm PST Feb 3, 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