A potent surge of Arctic air starts settling in Monday evening as a massive dip in the jet stream pulls in frigid air across the entire eastern half of the country. Temperatures are set to drop as low as 20 degrees below average through Thursday with the highs only reaching the teens and some lows even plunging below zero.

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Another arctic outbreak will spread across the Deep South early next week. Monday through Thursday are all Impact Days as wind chills are forecast to drop to single digits and we watch for winter weather impacts.

The wind will be westerly at 10 to 15 mph, gusting to 20 mph. The First Alert Weather Day will still be in place.

Sunday morning, wind chills will be in the single digits, and temperatures will feel below freezing for the next three days.

First Alert Weather Days have been issued from Sunday to Tuesday due to an incoming Arctic blast. North Texas is expected to experience significantly colder temperatures and potentially hazardous conditions during this period.