Electrical grids appeared to have handled the storm over the weekend relatively well, but energy experts said the risk of more outages remained.

The day after a major winter storm swept across the U.S., hundreds of thousands of homes and businesses remained without electricity, and the prospect of more outages loomed amid frigid temperatures. One early estimate suggested the storm could result in $24 billion in total economic losses.

Heavy snow is blanketing towns from Arkansas to Washington, D.C., and it's still coming down. At least 24 states have declared emergencies, many roads and highways are impassable and a staggering number of flight cancellations are piling up.

Oncor has stationed more than 10,000 people to respond to damage caused by the impending winter storm. As of 6:30 a.m., thousands of people were without power.

As a strong arctic blast brings hazardous winter conditions to the Lone Star State, ERCOT is confident in meeting demand. See live power outages and how to report an outage to your utility.

Power outages are a possibility during any severe weather event. But a local power outage is different from a larger power grid problem.