Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

NA

51°F

11°C

Humidity 77%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 21 Jan 01:43 AM PST
Extended Forecast for

2 Miles NW San Francisco CA

  • Overnight

    Overnight: Cloudy, with a low around 50. North northeast wind around 5 mph.

    Low: 50 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 58. North wind around 6 mph becoming west in the afternoon.

    High: 58 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Cloudy

  • Thursday

    Thursday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 58. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 58 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 49. West southwest wind 5 to 7 mph.

    Low: 49 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 58.

    High: 58 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 50. North northeast wind around 5 mph.
Wednesday
Cloudy, with a high near 58. North wind around 6 mph becoming west in the afternoon.
Wednesday Night
Cloudy, with a low around 50. Light and variable wind.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 58. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Thursday Night
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 49. West southwest wind 5 to 7 mph.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW San Francisco CA
 37.79°N 122.44°W (Elev. 217 ft)
2:13 am PST Jan 21, 2026
2am PST Jan 21, 2026-6pm PST Jan 27, 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