Flash Flood — Nassau, New York

2025-07-31 · near Harbor Hills, Nassau, New York

Event narrative

Video showing a street covered in feet of water that is spilling over onto the Long Island Railroad Great Neck train station platform and tracks.

Wider weather episode

A slow moving frontal boundary moved over the local area triggering heavy rainfall and thunderstorms across NJ and NYC causing flash flooding across the area resulting in vehicles being stranded and multiple road closures.

View location on OpenStreetMap → (40.7872, -73.7269)

Source: NOAA Storm Events Database, event_id 1284649. Narrative written by the NWS forecast office that issued the report.