Severe Weather History


Hazard archive · 1950 — present

Flash Flood in Perry County, Illinois

39

Recorded events

0

Direct deaths

0

Direct injuries

$405K

Property damage

Flash Flood in Perry County, Illinois: 39 recorded events between 1996 and 2024. The strongest on record measured 0. That places the county #860 nationally and #25 statewide for this hazard.

Decade by decade

Flash Flood in Perry County, Illinois: events per decade

Flash Flood in Perry County, Illinois: recorded events per decade
Flash Flood in Perry County, Illinois: recorded events per decade

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

The busiest decade for flash flood in Perry County is the 2010s, when 13 of the county's 39 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 Perry County archive, flash flood makes up 12.5% of all recorded severe weather across 8 hazard types. Nationally the county sits at #860 for this hazard and #25 within Illinois, putting it in the 71.7 percentile of all U.S. counties.

Seasonality

Events by month

2Jan
0Feb
3Mar
4Apr
6May
10Jun
9Jul
4Aug
1Sep
0Oct
0Nov
0Dec

Jun is the peak month for flash flood in Perry County with 10 recorded events, while Feb 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.

Most recent

Latest recorded events

DateLocationMagnitudeDamage
Jul 16, 2024TODDS MILL0$10K
Jul 16, 2024TAMAROA0$0
Jul 12, 2024TAMAROA0$0
May 5, 2024SUNFIELD0$0
Aug 30, 2021PINCKNEYVILLE0$0
Jul 16, 2021DU QUOIN0$30K
Jul 16, 2021CUTLER0$0
Jul 16, 2020CUTLER0$0
Jun 30, 2020DU QUOIN0$0
Mar 19, 2020PINCKNEYVILLE0$0
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Perry County

County overview →

From the record

What the reports say

Written by National Weather Service staff at the time of the event · public domain

Quick answers

Frequently asked

How many flash flood events are on record in Perry County, Illinois?

39 flash flood events are recorded in Perry County between 1996 and 2024, causing 0 direct deaths.

What is the strongest flash flood recorded in Perry County?

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

Where does the flash flood data for Perry 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.

Cite this page

“Flash Flood in Perry County, Illinois.” Severe Weather History. severeweatherhistory.com/county/illinois/perry-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


Historical reference only — for official alerts visit weather.gov