A Week of Freezing Temps

***HARD FREEZE WARNING***The first day of the 2018 year has brought incredibly cold temperatures and frigid wind chills due to a large arctic air mass that has fully established itself across the region.  Much of the lower 48 has been in the grip of this arctic air mass for the past several days and the frigid air has finally arrived in south Louisiana bringing sub-freezing temps in the overnight hours, and unfortunately, it is here to stay for the remainder of the week.  The