Jun 18, 2025
Showers and thunderstorms developed along a Lake Erie lake breeze boundary during the late morning of June 18th. With the very high moisture laden airmass over the area, heavy rain occurred within some of the showers and thunderstorms that developed. Some of the thunderstorms, especially early, trained over the same area long enough to cause flash flooding issues. Additional showers and thunderstorms developed during the afternoon ahead of a slow moving cold front over Lake Ontario, causing addi
Source: NOAA National Weather Service Storm Events Database (event 1273912). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Chautauqua County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.