North Texans awoke to snow, sleet and the ever-elusive "thundersleet" Thursday morning as a storm unleashed a mix of wintry precipitation in the region. Thundersleet occurs when thunder rumbles while sleet,

Moisture and a mix of precipitation should start to move into the metroplex from the southwest starting in the morning to the mid-morning hours.

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

The South Carolina Department of Transportation has crews mobilized across the state for possible snow and ice impacts associated with Winter Storm Cora.

Storm Cora will bring snow all the way up the East Coast, including much of the mid-Atlantic and Northeast. Places like Washington, D.C., and Boston could see wintry precipitation as we head into the weekend.

What We Know: A significant winter storm is expected to impact Texas this week. On Wednesday, North Texas has a shot at seeing a few flurries throughout, especially to the west. The day to watch will be Thursday. Moisture from the Gulf of Mexico will meet cold air and bring a wintry mix or snow to North Texas on Thursday and into Friday morning.

With a winter storm set to impact North Texas starting early Thursday, parents and students are scrambling to stay informed about school closings. As icy roads and freezing temperatures approach, districts across the region are updating their plans.