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

3 Miles WNW 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: 57 °F
Sunny
Tonight
Low: 43 °F
Mostly Clear
Tuesday
High: 54 °F
Mostly Sunny
Tuesday Night
Low: 48 °F
Mostly Cloudy
Wednesday
High: 53 °F
Rain Likely
Wednesday Night
Low: 48 °F
Rain
New Year's Day
High: 55 °F
Rain
Thursday Night
Low: 51 °F
Rain
Friday
High: 57 °F
Rain

Detailed Forecast

Today

Sunny, with a high near 57. East northeast wind 6 to 13 mph, with gusts as high as 24 mph.

Tonight

Mostly clear, with a low around 43. North northeast wind 5 to 9 mph.

Tuesday

Mostly sunny, with a high near 54. North northeast wind 8 to 13 mph, with gusts as high as 18 mph.

Tuesday Night

Mostly cloudy, with a low around 48. Northeast wind around 10 mph.

Wednesday

Rain likely, mainly after 4pm. Mostly cloudy, with a high near 53. East wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain. Low around 48. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

New Year's Day

Rain. High near 55. Chance of precipitation is 80%.

Thursday Night

Rain. Cloudy, with a low around 51.

Friday

Rain. Cloudy, with a high near 57.

Friday Night

Rain. Mostly cloudy, with a low around 51.

Saturday

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