Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.
A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >
Hazardous Weather Conditions
Current conditions at
SAN FRANCISCO DOWNTOWN (SFOC1)
Lat: 37.77056°NLon: 122.42694°WElev: 150.0ft.NA
50°F
10°C
| Humidity | 69% |
| Wind Speed | NA NA MPH |
| Barometer | NA |
| Dewpoint | 40°F (4°C) |
| Visibility | NA |
| Last update | 29 Dec 09:43 PM PST |
Extended Forecast for
San Francisco CA
Coastal Flood Advisory December 31, 05:00am until January 4, 02:00pm
Tonight
Low: 42 °F
Clear
Tuesday
High: 56 °F
Increasing
CloudsTuesday Night
Low: 49 °F
Chance Rain
Wednesday
High: 55 °F
Rain Likely
Wednesday Night
Low: 49 °F
Rain
New Year's Day
High: 58 °F
Rain
Thursday Night
Low: 53 °F
Rain
Friday
High: 59 °F
Rain
Friday Night
Low: 50 °F
Rain
Detailed Forecast
Tonight
Clear, with a low around 42. North wind around 8 mph.
Tuesday
Increasing clouds, with a high near 56. North wind 7 to 10 mph.
Tuesday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 49. North northeast wind 7 to 9 mph.
Wednesday
Rain likely, mainly after 10am. Cloudy, with a high near 55. Northeast wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 49. East southeast wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
New Year's Day
Rain. High near 58. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 53. Chance of precipitation is 90%.
Friday
Rain. Cloudy, with a high near 59.
Friday Night
Rain. Cloudy, with a low around 50.
Saturday
Rain. Mostly cloudy, with a high near 56.
Saturday Night
Rain likely. Mostly cloudy, with a low around 49.
Sunday
Rain likely. Mostly cloudy, with a high near 57.
Sunday Night
Rain likely. Mostly cloudy, with a low around 50.
Monday
Rain likely. Mostly cloudy, with a high near 57.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
San Francisco CA
37.77°N 122.41°W (Elev. 131 ft)
37.77°N 122.41°W (Elev. 131 ft)
12:27 pm PST Dec 29, 2025
10pm PST Dec 29, 2025-6pm PST Jan 5, 2026
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