Why is this significant? I-95 (DC-NYC) moderate-major snowstorms are most strongly associated with Greenland High and Alaskan Ridge regimes.

On average, just under half of such regime occurrences are associated with at least one snowstorm over 5" somewhere in this corridor. pic.twitter.com/4PqZC9qfza

— Tomer Burg (@burgwx) December 27, 2024