Low pressure is now intensifying rapidly off the Northeast seaboard.
Damaging winds have already 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.
Heavy, wet snow will also continue in parts of the interior Northeast.
The combination of high winds and wet snow will lead to widespread power outages that could last for days.
Winter Storm Riley is already clobbering the Northeast with damaging winds, heavy, wet snow, as a significant, long-lived, destructive coastal flooding event is just now underway as Riley becomes an intense nor’easter.