Nearly 150,000 power outages have been reported in southeastern Pennsylvania as a powerful Nor'easter that began Tuesday has dumped heavy snow across the Mid-Atlantic and New England.

The National Weather Service is predicting around 6 to 12 inches of snow could fall Tuesday, from southern New England to southern Pennsylvania and New Jersey.

Major disruptions at airports and across major highways and city streets are expected through Tuesday morning as snow in some areas could fall at 1 to 2 inches per hour. As of 10 a.m. Tuesday, airlines had canceled more than 1,400 flights and delayed more than 8,600, according to flight-tracking website FlightAware.

Live updates:Nor'easter unleashes heavy snow across Northeast disrupting schools, travel

Pennsylvania power outage map

As of 10 a.m. ET, there were nearly 150,000 power outages reported across Pennsylvania, according to a USA TODAY power outage tracker.

Southeastern Pennsylvania is the area in the state hit the hardest by the power outages, including Schuylkill County (over 31,000 outages), Dauphin County (over 22,000 outages), Northumberland County (over 16,000 outages) and Cumberland County (over 15,000 outages.)

Pennsylvania's capital city of Harrisburg is located in Dauphin County.

Pennsylvania's two largest cities, Pittsburg and Philadelphia, have not reported any widespread outages.

Smaller power outages have also been reported in Maryland, Virginia and West Virginia.

Contributing: Anthony Robledo and Christopher Cann, USA TODAY.