Severe Weather History


Hazard archive · 1950 — present

Flash Flood in Cleveland County, Oklahoma

117

Recorded events

3

Direct deaths

3

Direct injuries

$1.7M

Property damage

Flash Flood in Cleveland County, Oklahoma: 117 recorded events between 1996 and 2025. The strongest on record measured 0. That places the county #128 nationally and #3 statewide for this hazard.

Decade by decade

Flash Flood in Cleveland County, Oklahoma: events per decade

Flash Flood in Cleveland County, Oklahoma: recorded events per decade
Flash Flood in Cleveland County, Oklahoma: recorded events per decade

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

The busiest decade for flash flood in Cleveland County is the 2010s, when 50 of the county's 117 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 Cleveland County archive, flash flood makes up 7.5% of all recorded severe weather across 8 hazard types. Nationally the county sits at #128 for this hazard and #3 within Oklahoma, putting it in the 95.8 percentile of all U.S. counties.

Seasonality

Events by month

0Jan
0Feb
1Mar
10Apr
31May
21Jun
15Jul
30Aug
4Sep
2Oct
1Nov
2Dec

May is the peak month for flash flood in Cleveland County with 31 recorded events, while Jan 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.

Significant events

Deadliest on record

DateLocationScaleDeathsInjuriesDamage
Apr 20, 2025MOORE020$100K
May 7, 2015STANLEY DRAPER LAKE DAM010$0
May 7, 2007NORMAN003$15K
Source: NOAA/NCEI Storm Events · dates UTC

Most recent

Latest recorded events

DateLocationMagnitudeDamage
Jun 3, 2025NORMAN0$50K
Apr 30, 2025NORMAN0$0
Apr 30, 2025LEXINGTON0$100K
Apr 26, 2025(OUN)NORMAN WESTHEIMER ARPT0$0
Apr 26, 2025NORMAN0$0
Apr 26, 2025(OUN)NORMAN WESTHEIMER ARPT0$25K
Apr 20, 2025MOORE0$100K
Sep 22, 2024NORMAN0$0
Sep 22, 2024(OUN)NORMAN WESTHEIMER ARPT0$15K
Aug 11, 2024LAKE THUNDERBIRD DAM0$0
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Cleveland 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 Cleveland County, Oklahoma?

117 flash flood events are recorded in Cleveland County between 1996 and 2025, causing 3 direct deaths.

What is the strongest flash flood recorded in Cleveland County?

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

Where does the flash flood data for Cleveland 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 Cleveland County, Oklahoma.” Severe Weather History. severeweatherhistory.com/county/oklahoma/cleveland-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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