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.

Here is the timeline of when to expect snow, sleet and a return to seasonal temperatures. 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.

FOX 4's Ali Turiano takes a look at the weather we have already seen across the region and what we expect across our area for the rest of the day.