Winter Weather — Northeast Suffolk, New York

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

Event narrative

An advisory level snowfall occurred with a trained spotter reporting 4.0 inches in Orient and 3.3 inches in Mattituck. An NWS Employee reported 4.8 inches at 3 WNW Riverhead. The public reported 6.0 inches at 1 NE Calverton.

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 1299313. Narrative written by the NWS forecast office that issued the report.