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 DOWNTOWN (SFOC1)

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

NA

57°F

14°C

Humidity 71%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 31 Jan 08:43 PM PST
Extended Forecast for

San Francisco CA

Coastal Flood Advisory January 31, 09:04pm until February 1, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory January 31, 09:04pm until February 1, 12:00pm

    NOW until 12:00pm Sun

    Coastal Flood Advisory

  • Tonight

    Low: 48 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 62. Light northwest wind becoming west 8 to 13 mph in the morning.

    High: 62 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. North northwest wind around 7 mph.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62. Light and variable wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. West northwest wind around 5 mph becoming light and variable  in the evening.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 48. North northwest wind 3 to 5 mph.
Sunday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 62. Light northwest wind becoming west 8 to 13 mph in the morning.
Sunday Night
Partly cloudy, with a low around 48. North northwest wind around 7 mph.
Monday
Mostly sunny, with a high near 62. Light and variable wind becoming west northwest 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 48. West northwest wind around 5 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.79°N 122.42°W (Elev. 197 ft)
8:12 pm PST Jan 31, 2026
9pm PST Jan 31, 2026-6pm PST Feb 7, 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