A winter storm in Texas is causing widespread flight cancellations, particularly in Dallas, a major airline hub.

Another blast of winter storms on Thursday closed schools, snarled flights and put millions of residents on alert across parts of the U.S. South as snow and freezing rain caused dangerous travel conditions.

A low-pressure system is moving across the country, delivering rain, snow, and ice to much of the southeast. This same system will be making its way along the east coast early this weekend, bringing a chance for accumulating snow to the tri-state.