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, San Francisco International Airport (KSFO)

Lat: 37.61961°NLon: 122.36558°WElev: 10.0ft.

Clear

48°F

9°C

Humidity	76%
Wind Speed	SSE 8 MPH
Barometer	30.29 in (1025.74 mb)
Dewpoint	41°F (5°C)
Visibility	10.00 mi
Wind Chill	44°F (7°C)
Last update	29 Dec 06:20 AM PST

More Information:

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

Extended Forecast for

Pacifica 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: 58 °F
Sunny
Tonight
Low: 43 °F
Mostly Clear
Tuesday
High: 58 °F
Mostly Sunny
Tuesday Night
Low: 47 °F
Mostly Cloudy
then Slight
Chance Rain
Wednesday
High: 56 °F
Chance Rain
Wednesday Night
Low: 48 °F
Rain Likely
New Year's Day
High: 56 °F
Rain Likely
Thursday Night
Low: 51 °F
Rain Likely
Friday
High: 58 °F
Rain Likely

Detailed Forecast

Today

Sunny, with a high near 58. East northeast wind 10 to 14 mph, with gusts as high as 21 mph.

Tonight

Mostly clear, with a low around 43. East northeast wind around 9 mph.

Tuesday

Mostly sunny, with a high near 58. East northeast wind 11 to 14 mph, with gusts as high as 20 mph.

Tuesday Night

A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 47. East northeast wind around 10 mph.

Wednesday

A 40 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 56. East northeast wind around 11 mph. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain likely. Cloudy, with a low around 48. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

New Year's Day

Rain likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.

Thursday Night

Rain likely. Cloudy, with a low around 51.

Friday

Rain likely. Mostly cloudy, with a high near 58.

Friday Night

Rain likely. Mostly cloudy, with a low around 51.

Saturday

Rain likely. Mostly cloudy, with a high near 57.