The same storm blanketing Oklahoma communities in white also caused hundreds of flight cancellations in Dallas and dozens in OKC.

Winter Storm Cora is sweeping through the Southeast and Ohio Valley, delivering a mess of snow and some ice from Tennessee to the Carolinas and Virginia, including Charlotte and Raleigh. The wintry mess is snarling travel and in some cases icing could be heavy enough to cause power outages and tree damage.

An ice threat with Winter Storm Cora remains into tonight before lighter snow moves into the Mid-Atlantic and Northeast. Here is the timing for what is left.