The massive storm that started out as Hurricane Sandy slammed into the East Coast and morphed into a huge and problematic system, killing at least 55 people in the United States. Power outages now stand at more than 6.5 million homes and businesses, down from a peak of 8.5 million.
Here's a snapshot of what is happening, state by state.
Widespread damage to homes on Long Island Sound. Deaths: 3. Power outages: 475,000, down from a peak of more than 620,000.
Some southern coastal areas remain underwater, but officials say the damage is far less than anticipated. Power outages: 7,400, down from more than 45,000.
High waves and flooding are possible on the Lake Michigan shore on Wednesday in Chicago.
As much as a foot of snow fell in higher elevations of Appalachian Kentucky.
Port of Portland reopened, but ocean conditions remain dangerous with high winds. Power outages: More than 16,000, down from more than 90,000.
Eastern Maryland cleaned up from storm surge, while western Maryland dealt with as much as 29 inches of snow. Dueling disasters are straining emergency resources. Deaths: 2. Power outages: About 299,100, down from 290,000.
Continued cleanup from fallen trees and damage to homes and businesses, but relief that storm wasn't worse. Many schools remained closed. Power outages: 106,000, down from 400,000.
Cargo shipping on the Great Lakes is at a standstill because of waves of up to 20 feet. Power outages: 40,600, down from more than 150,000.
A construction worker checking on a job site in Lincoln was killed in a landslide. Deaths: 1. Power outages: 81,000, down from 210,000.
Fires that destroyed several homes in a shore town rekindled, fueled by natural gas. National Guard arrived to evacuate residents of Hoboken and distribute supplies. Storm renewed debate about whether to rebuild shoreline sand dunes. Deaths: 6. Power outages: 2.1 million, down from 2.7 million.
Traffic has choked city streets as residents try to return to work in a New York City whose subway system remains crippled. Security concerns abound at night in areas without power but the city is promising vigilance. Utilities say it could be days before power is fully restored there and on Long Island. Deaths: 29, including 22 in New York City. Power outages: 2.04 million, down from 2.2 million.
The search continues off the coast for the captain of a tall ship that sank as Sandy headed north. Parts of western North Carolina are seeing continued snow. Deaths: 2. Power outages: Fewer than 400, down from 126,000.
High winds uprooted trees in northern Ohio. Schools are closed and major commuter arteries along Lake Erie have flooded. Deaths: 2. Power outages: 147,000, down from more than 250,000.
The core of Sandy made its way north through western Pennsylvania into western New York, causing wind and flooding that closed roads. Deaths: 7. Power outages: 850,000, down from 1.2 million.
Residents may not be able to return to their homes for another day in some coastal communities. Power outages: About 64,000, down from more than 115,000.
A route across the Smoky Mountains has closed as heavy, wet snow accumulated to as much as 2 feet.
Winds have knocked down trees and power lines, and schools are closed, but damage was not as severe as feared in a state still recovering from Tropical Storm Irene. Power outages: 3,550, down from more than 10,000.
Utilities brought in crews to help restore power after high winds and snow.Deaths: 2. Power outages: about 40,000, down from more than 180,000.
Federal and local governments have asked people to return to work Wednesday, and transit systems have resumed full service although some bus routes are dealing with detours. Power outages: About 467, down from 25,000.
Some areas have been buried under more than a foot of snow. Deaths: 1. Power outages: 235,566, down from about 268,000.
Dangerously high waves and flooding are expected along Lake Michigan.