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DTE officials reported that up to 129,000 homes and businesses are without power, with the number of outages expected to grow until the storms move out of the area.
The storms brought 60 mile-per-hour wind gusts that knocked down trees and power lines and blacked out about 169,000 electricity customers.
Electricity has been restored to parts of a suburban Detroit hospital which lost power when problems were found in two underground cables.
The outages are scattered, however the biggest outages are in Madison Heights, Dearborn and near Lincoln Park.
As of Tuesday evening, DTE Energy had restored power to about 171,000 of the customers impacted by the high winds and lightning that hit southeast Michigan Sunday afternoon.
DTE Energy said about 1,000 customers remain without power early Thursday morning after more than 140,000 homes and businesses lost service.
Storms brought down about 800 power lines, and it could take crews until late Thursday night before all connections are restored.
About 58,000 homes and businesses are still without power; and trees are down across the region.
A second wave of thunderstorms moved across metro Detroit Wednesday, knocking out power to more than 50,000 homes and businesses.
Many travelers are missing their flights because of the outage. Several flights have also been delayed due to weather.
Multiple power lines were brought down by heavy winds. One home was hit by a fallen tree.
Scores of tree branches broke and fell from the weight of ice during the pre-Christmas storm, which knocked out power to roughly 650,000 homes and businesses.
Detroit's lighting department says it's finished restoring power to all of the 21 public schools that lost service in a storm, keeping 10 of them closed for two days.
Crews have restored power to over 75 percent of the homes and business knocked offline following three days of storms packing high winds.
Authorities say a downed power line along Woodward Avenue is causing about 1,400 outages.
Wednesday is a Count Day -- which is directly tied to a school's per-pupil funding from the state.
A power cable failed at a substation in northwest Detroit earlier Tuesday forcing some schools to cancel classes.
DPS announced Tuesday that four Detroit public lighting substations have failures.
Hundreds of west side Detroit students were sent home early after a power outage forced the closure of more than 30 schools.
Michigan regulators plan to investigate power outages stemming from a pre-Christmas holiday ice storm that knocked out service to about 660,000 customers.
Fewer than 32,000 homes and businesses remain without power a week after a massive ice storm swept across parts of Michigan.
About 600,000 homes and businesses across Michigan lost power after last weekend's devastating ice storm.
"It underscores the inherent dangers that linemen face in restoration efforts in a storm like this," Lansing's Board of Water & Light spokesman Stephen Serkaian said.
The death toll in Michigan from last weekend's ice storm has risen to at least seven, and tens of thousands are still without power.
About 225,000 power outages remain following a weekend ice storm that blacked out at least 488,000 homes and businesses across the state.
