Nearly half of Thursday’s flights in and out of DFW are canceled Thursday, though crews are treating roads and runways.

Ray predicts 2 to 5 inches of snow could fall for parts of the Metroplex. Up to 8 inches is forecasted to fall in counties closer to the Red River. "Not all of this will stick at first but expect our first accumulating snow in almost a year," Ray said.

As forecasters call for Dallas-Fort Worth to get 3 to 6 inches of snow this week, here's a look at what snowfall is typically recorded in the area in January.