Shreveport and Bossier City are bracing for a secondary wave of dangerous winter weather. As a wave of arctic air moves into the Ark-La-Tex for this weekend. Dangerous Temperatures Moving Into The RegionThe National Weather Service in Shreveport is tracking a significant surge of arctic air that will plunge the region into a deep freeze starting Friday night. This air mass is expected to bring wind chills well below zero, making outdoor exposure a genuine risk for anyone caught unprepared. This new wave of arctic air threatens to complicate recovery efforts for those still dealing with lingering outages or plumbing issues.