Thunderstorm Wind — Allegany, New York

2024-09-21 · near Allentown, Allegany, New York

Event narrative

Tree downed on Dimmick Road near Pleasant Valley Road.

Wider weather episode

Showers moved into the western New York area on the afternoon of Saturday September 21st. With shortwave trough over the area and within a northwest flow regime, along with around 1,500 J/kg of surface based CAPE thunderstorms developed within the showers. With conditions mostly favorable, thunderstorms became strong to severe at times during the afternoon. The thunderstorms caused damaging wind gusts and large hail to the size of golf balls. Heavy rainfall associated with the thunderstorms caused Flash Flooding in several areas across Allegany County. Thunderstorm wind damage was limited to only two counties, Allegany and Wyoming.

View location on OpenStreetMap → (42.1020, -78.0887)

Source: NOAA Storm Events Database, event_id 1215848. Narrative written by the NWS forecast office that issued the report.