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

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

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Hazardous Weather Conditions

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

NA

60°F

16°C

Humidity 63%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 27 Jan 04:43 PM PST
Extended Forecast for

San Francisco CA

  • This Afternoon

    This Afternoon: Rain likely. Cloudy, with a steady temperature around 59. South wind around 9 mph. Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely, mainly before 10pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 50. South southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 60. North northeast wind 5 to 7 mph.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. 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 62. North wind 3 to 6 mph.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64.

    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

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a steady temperature around 59. South wind around 9 mph. Chance of precipitation is 60%.
Tonight
Rain likely, mainly before 10pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 50. South southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Patchy fog before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 60. North northeast wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 45. Northwest wind around 5 mph becoming light and variable in the evening.
Thursday
Mostly sunny, with a high near 62. North wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 64.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 64.
Saturday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 49.
Sunday
A chance of rain. Mostly cloudy, with a high near 62.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.75°N 122.43°W (Elev. 197 ft)
Last Update:
12:26 pm PST Jan 27, 2026
Forecast Valid:
5pm PST Jan 27, 2026-6pm PST Feb 3, 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