, the largest Atlantic tropical system on record,
is a late-season tropical cyclone
that has affectedJamaica
, the Bahamas
, the Dominican Republic
, and the eastern seaboard
of the United States
, and is currently affecting the area south of the Great Lakes Region
of the United States, and Eastern Canada
. The 18th tropical cyclone, 18th named storm
, and 10th hurricane of the 2012 Atlantic hurricane season
, Sandy developed from an elongated tropical wave
in the western Caribbean Sea
on October 22. It became a tropical depression, quickly strengthened, and was upgraded to a tropical storm six hours later. Sandy moved slowly northward toward the Greater Antilles
and gradually strengthened.
On October 24, Sandy was upgraded to a hurricane, shortly before making landfall in Jamaica. Upon moving farther north, Sandy re-entered water and made its second landfall in Cuba during the early morning of October 25 as a Category 2 hurricane. During the late evening of October 25, Sandy weakened to Category 1 strength; in the early hours of October 26, it headed north through the Bahamas.
Sandy briefly weakened to a tropical storm in the early morning hours of October 27, then restrengthened to a Category 1 hurricane
later that morning.
Just before 8 a.m. on October 29, Sandy turned to the north-northwest and started to make its expected approach towards the U.S. coast, still maintaining Category 1 strength. Although the National Hurricane Center has not officially confirmed the location, at 5:46 PM local time, Accuweather announced it had come ashore in between Avalon
and Sea Isle City
in Cape May County, New Jersey
announced officially that the storm had come ashore at approximately 8:00 p.m. EDT 5 miles southwest of Atlantic City, NJ
On October 29, 2012, at 7:00 p.m. EDT, Sandy was declared a post-tropical cyclone
Sandy's impact on the United States stretched from Virginia
to New England
with tropical storm force winds stretching far inland and significant mountain snows in West Virginia
. The cyclone brought a record-breaking storm surge to New York City
on the evening of October 29, with numerous streets and tunnels flooded in Lower Manhattan
and other areas of the city.