The snowstorm of March 2-5, 2026, was an extraordinary late-season weather event that brought widespread disruption to the Mid-Atlantic and Southeast United States. Following an otherwise average winter with near-normal temperatures, the storm emerged from a significant shift in atmospheric patterns. The North Atlantic Oscillation (NAO) sharply dropped, resulting in a blocking ridge over Greenland. This pattern supported the stalling of a cutoff upper-level low, which interacted with a slow-moving surface low-pressure system. As the storm meandered over Alabama, Georgia, and North Carolina before stalling off the Outer Banks, it created a unique setup for prolonged and intense snowfall across the region.
Temperatures during the storm hovered near freezing, creating a perfect environment for heavy, wet snow. On March 4th, snowfall rates of 2 to 4 inches per hour were recorded across Virginia and Maryland, making travel nearly impossible and leading to widespread power outages. The Washington, D.C. area experienced significant snowfall, with totals of 12.6 inches at DCA, 18.1 inches at IAD, and 16.2 inches at BWI. The heaviest snow, however, fell in a corridor stretching southwest of D.C., from Roanoke and Lynchburg, Virginia, to Winchester and Hagerstown, Maryland. Another secondary maximum extended across southern and eastern Maryland into southern Delaware. Augusta and Rockingham Counties in Virginia reported over two feet of snow, tying records set during the historic Blizzard of 1993.
This snowstorm's impact was particularly severe due to the timing and intensity of the snowfall. With spring nearing, many areas were unprepared for such a significant winter event, amplifying the disruption. The storm not only highlighted the unpredictable nature of late-season winter weather but also underscored the importance of atmospheric dynamics, such as the NAO and upper-level blocking patterns, in shaping regional weather extremes. In the aftermath, the Mid-Atlantic and Southeast faced days of recovery, as residents worked to dig out from the heavy snowfall and return to normalcy.