Heavy Snow — Southwest Suffolk, New York

2025-12-13 to 2025-12-14 · Southwest Suffolk, New York

Event narrative

A trained spotter reported 6.0 inches in Copiague, and an NWS Employee reported 6.1 inches in Sayville. The public reported 7.0 inches in Blue Point, 6.5 inches in East Islip, 7.0 inches in Islandia, and 7.3 inches in Bohemia. An NWS Employee reported 7.1 inches at 1 NNE Sayville.

Wider weather episode

Advisory and some Warning level snowfall occurred across SE New York. An quasi arctic / polar boundary moved across the region as elongated weak low pressure formed along the boundary and moved along the boundary to the east northeast. The region was on the cold side of the boundary which resulted in accumulating snowfall region wide.

Source: NOAA Storm Events Database, event_id 1299290. Narrative written by the NWS forecast office that issued the report.