Winter Storm Fern has caused hundreds of thousands of power outages, though the electric grid has remained stable in part due to coal power plants boosting supply.

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

The extreme weather knocked out power across the South — and cold temperature will strain the power network for a week.

By Tim McLaughlin BOSTON, Jan 24 (Reuters) - U.S. electric grid operators on Saturday stepped up precautions to avoid rotating blackouts as frigid weather hitting half of the country's population stressed their operations.

The state grid operator is making a first attempt at a planning process in which multiple requests will be considered simultaneously.

This useful dashboard tracks the conditions of the Texas power grid.

Chances are increasing that a winter storm will bring snow, ice, and plunging temperatures to millions across Texas this week.