Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Coastal Flood Advisory in effect from December 31, 05:00 AM PST until January 4, 02:00 PM PST

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

49°F

9°C

Humidity	52%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Last update	29 Dec 05:43 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles NW San Francisco CA

Coastal Flood Advisory December 31, 05:00am until January 4, 02:00pm

Click here for hazard details and duration

Coastal Flood Advisory

Today
High: 56 °F
Sunny
Tonight
Low: 42 °F
Mostly Clear
Tuesday
High: 55 °F
Mostly Sunny
Tuesday Night
Low: 45 °F
Mostly Cloudy
Wednesday
High: 53 °F
Chance Rain
Wednesday Night
Low: 47 °F
Rain Likely
New Year's Day
High: 54 °F
Rain Likely
Thursday Night
Low: 50 °F
Rain Likely
Friday
High: 56 °F
Rain Likely

Detailed Forecast

Today

Sunny, with a high near 56. Northeast wind around 10 mph.

Tonight

Mostly clear, with a low around 42. Northeast wind around 8 mph.

Tuesday

Mostly sunny, with a high near 55. Northeast wind around 11 mph.

Tuesday Night

Mostly cloudy, with a low around 45. Northeast wind around 9 mph.

Wednesday

A 40 percent chance of rain after 10am. Mostly cloudy, with a high near 53. East northeast wind around 10 mph. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain likely. Cloudy, with a low around 47. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

New Year's Day

Rain likely. Cloudy, with a high near 54. Chance of precipitation is 70%.

Thursday Night

Rain likely. Cloudy, with a low around 50.

Friday

Rain likely. Cloudy, with a high near 56.

Friday Night

Rain likely. Mostly cloudy, with a low around 50.

Saturday

Rain likely. Mostly cloudy, with a high near 55.