Major winter storm vs. Arctic cold: Atmospheric battle to have big impact on Boston weather forecast.

CBS News • January 19, 2026 • nation

Key Points:

Boston experienced its largest snowstorm of the season Sunday night, followed by a significant drop in temperatures, with early Tuesday morning lows in the teens and wind chills in the single digits.
Temperatures will reach their lowest point Tuesday night into Wednesday morning, with a brief warm-up on Thursday bringing highs near 40 degrees.
A major winter storm is developing in the deep South later this week, expected to bring over a foot of snow across a nearly 1,000-mile stretch from Arkansas to Maryland, impacting dozens of states.
This weekend will feature a clash between Arctic air moving down from Canada and the southern storm system pushing northward; if Arctic air dominates, New England will remain dry but extremely cold, while a northern storm track would