Heavy Lake Effect Snow Downwind of the Great Lakes; Unsettled Weather Along the West Coast

Heavy lake-effect snow and gusty winds will continue through Thursday downwind of the Great Lakes. Snowfall totals could reach up to 2 feet. The combination of heavy snow and gusty winds will bring hazardous driving conditions with blowing and drifting snow. A Pacific Storm will bring areas of low elevation rain and higher elevation snow from northern California into the Pacific Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

50°F

10°C

Humidity	NA
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

San Francisco CA

High Wind Watch December 14, 04:00am until December 14, 04:00pm

Coastal Flood Advisory December 12, 06:00am until December 16, 01:00pm

High Surf Advisory December 12, 01:00pm until December 13, 04:00am

Click here for hazard details and duration

High Wind Watch

Coastal Flood Advisory

High Surf Advisory

Overnight
Low: 50 °F
Rain
Thursday
High: 58 °F
Slight Chance
Rain then
Rain Likely
Thursday Night
Low: 50 °F
Chance Rain
Friday
High: 60 °F
Chance Rain
Friday Night
Low: 53 °F
Rain and
Breezy
Saturday
High: 61 °F
Heavy Rain
and Breezy
Saturday Night
Low: 46 °F
Rain Likely
then Slight
Chance Rain
Sunday
High: 58 °F
Mostly Sunny
Sunday Night
Low: 46 °F
Mostly Cloudy
then Chance
Rain

Detailed Forecast

Overnight

Rain, mainly before 4am. Low around 50. South wind 10 to 15 mph becoming west southwest. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Thursday

Rain likely, mainly between 3pm and 5pm. Mostly cloudy, with a high near 58. West wind 11 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Thursday Night

A slight chance of rain before 9pm, then a chance of rain after 3am. Mostly cloudy, with a low around 50. West wind 8 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Friday

A 50 percent chance of rain. Mostly cloudy, with a high near 60. South southeast wind 11 to 14 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Rain, mainly after 10pm. Low around 53. Breezy, with a south wind 16 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Saturday

Rain. The rain could be heavy at times. High near 61. Breezy. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Saturday Night

Rain likely, mainly before 10pm. Partly cloudy, with a low around 46. Chance of precipitation is 60%.

Sunday

Mostly sunny, with a high near 58.

Sunday Night

A chance of rain after 4am. Mostly cloudy, with a low around 46.

Monday

Rain, mainly after 10am. Mostly cloudy, with a high near 58.

Monday Night

Rain likely. Mostly cloudy, with a low around 49.

Tuesday

A slight chance of rain. Mostly sunny, with a high near 60.