And even with delays likely expected, Ellzey said it would take extreme weather to shut down a major U.S. airport like DFW: A blizzard with high winds, a major power outage or "zero-zero" visibility conditions, meaning fog is too heavy for pilots to see above or in front of their aircraft.

Could Thursday's winter storm rank among DFW's biggest snowfalls? Here's a look at the largest snowstorms in the metroplex's history.

Storm Watch has been posted for the impending winter weather that’s expected to move in Thursday. While it may begin as a rain/sleet/snow mix, snow will overspread much of North Texas through the day and continue Thursday night.

Snow is on the way! A winter storm warning has been issued for North Texas–find out when the wintry mix will start and how it could impact your plans.