Tens of thousands of customers are in the dark tonight as a powerful Nor'Easter pummels the region with heavy rains and wind gusts of up to 60 mph.

The damage has prompted Scarsdale to declare a State of Emergency.Mayor Carolyn Stevens declared the State of Emergency at 8 p.m. Saturday night. As a result, it is unlawful to operate a motor vehicle on the streets of Scarsdale. Residents are advised to stay in their homes and not walk on the streets. The State of Emergency is in effect until noon Sunday March 14. Treacherous driving conditions are reported on many area roadways Saturday night as trees came crashing downon the New England Thruway in New Rochelle, the Sprain Brook Parkway, and Bronx River Parkway. Officials say the ground is saturated in most areas and tree root systems have little to hold onto as snow melted over the past two weeks.

More than 65,000 Con Edison customers are without power as of 11 PM. Nearly 7,000 are in the Town of Greenburgh. Greenburgh Town Supervisor Paul Feiner says dozens of trees and power lines down, and several trees have struck homes and cars. There are no injuries reported. He says trees and power lines are coming down faster than Con Edison can repair them.

Large numbers of outages are concentrated in Yonkers, White Plains, Bronxville, Eastchester,Harrison,Irvington,Mount Vernon, Mount Pleasant,Tarrytown, Scarsdale and Rye. NYSEG is reporting outages in Bedford, Bedford Hills, Lincolndale, Katonah, Millbrook,North Salem,South Salem, Pound Ridge, Waccabuc and Yorktown Heights.

Storm damage and outages  forced the cancellation of high school performances tonight in Irvington and Chappaqua.

The National Weather Service has issued a flood watch  and an urban flood advisory through Sunday evening. A high wind warning is in effect with possible wind gusts of 60 mph.