Low pressure has intensified rapidly off the Northeast Seaboard.
Damaging winds have been reported from western New York to the mountains of North Carolina.
Coastal flooding and beach erosion will persist over multiple high tides into the weekend.
The National Weather Service warned this is a life and death situation for those living along the coast.
Heavy, wet snow will also continue in parts of the interior Northeast through Friday evening.
The combination of high winds and wet snow will lead to widespread power outages that could last for days.