Flash Flood in Erie County, New York

Flash Flood in Erie County, New York: 94 recorded events between 1996 and 2025. The strongest on record measured 0. That places the county #191 nationally and #11 statewide for this hazard.

Reporting practice changed over time — early decades are undercounted, not calmer.

The busiest decade for flash flood in Erie County is the 1990s, when 35 of the county's 94 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.

Within the Erie County archive, flash flood makes up 11.9% of all recorded severe weather across 10 hazard types. Nationally the county sits at #191 for this hazard and #11 within New York, putting it in the 93.8 percentile of all U.S. counties.

Aug is the peak month for flash flood in Erie County with 29 recorded events, while Dec is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.

• Thunderstorm Wind 444
• Hail 131
• Flood 57

How many flash flood events are on record in Erie County, New York?

94 flash flood events are recorded in Erie County between 1996 and 2025, causing 0 direct deaths.

What is the strongest flash flood recorded in Erie County?

The strongest flash flood on record in Erie County measured 0.

Where does the flash flood data for Erie County come from?

All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.