"Incredibly Harsh Arctic Airmass" Set To Plunge Half Of US Into Record Cold | Zero Hedge: Earlier this week, Ed Vallee, head meteorologist at Empire Weather, said several blasts of Arctic air would roll into the Mid-Atlantic and Northeast regions this week and early next week.
The first round of cold air has arrived, and it's absolutely freezing in the Northeast.
Vallee said the first round of cold air is an appetizer for what's to come early next week. He noted in his forecast below that, temperatures across the Midwest and Northeast could be on "average 20-30°F below normal."
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