A major blizzard has struck New York City and the Tri-State area, bringing heavy snowfall and strong winds. The storm, which began over the weekend, is expected to continue through Monday morning, with snowfall totals projected to reach 12 to 18 inches across much of the region. Coastal areas like Long Island and the Jersey Shore could see even higher accumulations. The National Weather Service has already reported significant snowfall, including 9.5 inches in Manorville, NY, and 7.7 inches in Leonia, NJ. Travel conditions have deteriorated significantly, with numerous road closures and delays reported. Public transportation has also been affected, with delays and suspensions on various lines.