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 >

Hazardous Weather Conditions

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

Lat: 37.77056°NLon: 122.42694°WElev: 150.0ft.

NA

55°F

13°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

San Francisco CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 61. Calm wind becoming north northwest 5 to 7 mph in the morning.

    High: 61 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 45. North northwest wind around 5 mph becoming light and variable in the evening.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63. North wind 3 to 6 mph.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64. North northeast wind 3 to 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 65.

    High: 65 °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 62.

    High: 62 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 61. Calm wind becoming north northwest 5 to 7 mph in the morning.
Tonight
Partly cloudy, with a low around 45. North northwest wind around 5 mph becoming light and variable in the evening.
Thursday
Mostly sunny, with a high near 63. North wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 47. North northeast wind 3 to 5 mph.
Friday
Partly sunny, with a high near 64. North northeast wind 3 to 6 mph.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
A slight chance of rain after 10am. Mostly cloudy, with a high near 62.
Sunday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.75°N 122.4°W (Elev. 197 ft)
Last Update:
4:54 am PST Jan 28, 2026
Forecast Valid:
5am 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