Snow, freezing rain and rain are underway in the southern Plains as a potent winter storm strengthens Thursday.

Schools and buildings from Texas to Georgia were shut down Thursday or prepared to close ahead of freezing rain and snow forecast for much of the Southern U.S. as another burst of plunging temperatures and winter storms threatened to again snarl travel.

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.

FOX Weather's Brandy Campbell reports from Frisco, Texas, where snow has started covering the ground as a winter storm moves across the southern U.S.

Another blast of winter storms is closing schools, snarling flights and putting millions of residents on alert across parts of the Deep South and south-central U.S. The storm started dumping