Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Mostly Cloudy

61°F

16°C

Humidity 63%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 31 Jan 01:35 PM PST
Extended Forecast for

San Francisco International Airport CA

Coastal Flood Advisory January 31, 01:47pm until February 1, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory January 31, 01:47pm until February 1, 12:00pm

    NOW until 12:00pm Sun

    Coastal Flood Advisory

  • This Afternoon

    High: 64 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 61. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. West northwest wind 7 to 11 mph.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Partly sunny, with a high near 64. Northeast wind around 5 mph becoming calm.
Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 48. Light and variable wind.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 61. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 47. West northwest wind 7 to 11 mph.
Monday
Mostly sunny, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
San Francisco International Airport CA
 37.62°N 122.37°W (Elev. 3 ft)
1:29 pm PST Jan 31, 2026
1pm PST Jan 31, 2026-6pm PST Feb 6, 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