Arctic air will blast much of US just before Christmas, forecasters say

ATLANTA — Forecasters are warning of treacherous holiday travel and life-threatening cold for much of the nation as an arctic air mass blows into the already-frigid southern United States. "We're looking at much-below normal temperatures, ...

source https://www.npr.org/2022/12/19/1144061178/arctic-air-will-blast-much-of-u-s-just-before-christmas-forecasters-say