Powerful storms swept through northern New Jersey, downing trees and causing widespread power outages.
Police in Sussex County Tuesday night were investigating reports that a "possible tornado" damaged Lenape Valley Regional High School in Stanhope. The school has s
ent out an alert saying that school would be closed on Wednesday.
National Weather Service officials have not confirmed that a tornado touched down in the area.
In New York City, a tornado warning for Staten Island has since expired, although severe thunderstorm warnings remain in effect for the metro area.
The city of Newark advised residents to stay inside with expectations of flooding in some streets.
The National Weather Service also said a tornado has been confirmed in eastern Pennsylvania where homes have been damaged but there were no immediate reports of injuries.
Meteorologist Jonathan O'Brien says a damage assessment team will be sent to the area Wednesday to determine the strength of the twister that struck Tuesday.
O'Brien says Berks County emergency officials reported structural damage to about 20 properties, some of it significant. Emergency dispatchers in Berks and Chester counties earlier cited roof damage and some partial collapses in Caernarvon Township, which includes Morgantown.
Warnings were issued across New Jersey through Tuesday evening, but the National Weather Service first issued a warning for New York City around 9 p.m.
More than 1.2 million people live in the areas impacted.
The warning was set to expire at 9:30 p.m., but was extended until 10:15 p.m. It covers Staten Island, Newark, Elizabeth, Linden, Summit, Livingston and Bayonne.
The New York Office of Emergency Management advised people to immediately take shelter on lower floors and stay away from windows.
A warning means life-threatening danger exists.AlertMe