Sep 21, 2024
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 caus
Source: NOAA National Weather Service Storm Events Database (event 1215856). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Allegany County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.