Snowstorm Nemo has dumped more than three feet of snow on some parts of northeastern USA.
New England woke up to record snowfall and Massachusetts, Rhode Island and New York were also badly affected.
Transport has been hit by the snow with many flights being grounded and roads cut off.
At least 655,000 people were without power, including 405,000 in Massachusetts and 185,000 in Rhode Island, NBC News reports.
Read: Reports: Power outage for half a million in USA