Snowstorm impacting the Northeast United States

Power outages are now being reported in four states, Maryland, Pennsylvania, New York, and New Jersey. Latest indications show about 60,000 + without electricity at the hour..
Snow at the rate of 2 inches per hour is falling in parts of Pennsylvania.. 
In Harrisburg, PA, thunder snow is widely being reported.. Thunder snow shows an intense increase in pressure, and the dynamics of the snowstorm are changing as the low pressure strengthens..
Some locations are forecast to get up to a foot of snow.. The impact will be widespread as nightfall comes and snow begins to stick on roadways not currently seeing any issues.
Further damage may occur as the snow increases its weight on power lines.