Heavy Snow — Putnam, New York

2025-12-26 to 2025-12-27 · Putnam, New York

Event narrative

A trained spotter reported 7.0 inches in Mahopac, and cocorahs observers reported 7.8 inches in Cold Spring, 7.2 inches at 0.3 S Nelsonville, and 7.0 inches at 0.7 NE Lake Carmel. 5.7 inches was also reported at 2 W Putnam Valley.

Wider weather episode

A progressive shortwave from the west overran a cold high pressure system resulting in a significant snowfall across the region. Warm advection aloft was the main driver of the snowfall for much of the event. Advisory to Warning level snow fell across Southeastern New York.

Source: NOAA Storm Events Database, event_id 1299746. Narrative written by the NWS forecast office that issued the report.