49
Recorded events
1
Direct deaths
0
Direct injuries
$360K
Property damage
Flash Flood in Johnston County, Oklahoma: 49 recorded events between 2001 and 2025. The strongest on record measured 0. That places the county #616 nationally and #20 statewide for this hazard.
Decade by decade
Flash Flood in Johnston County, Oklahoma: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flash flood in Johnston County is the 2010s, when 25 of the county's 49 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 Johnston County archive, flash flood makes up 10.3% of all recorded severe weather across 7 hazard types. Nationally the county sits at #616 for this hazard and #20 within Oklahoma, putting it in the 79.6 percentile of all U.S. counties.
Seasonality
Events by month
May is the peak month for flash flood in Johnston County with 20 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
| Date | Location | Scale | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| Mar 27, 2018 | FOLSOM | 0 | 1 | 0 | $0 |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Jun 9, 2025 | EMET | 0 | $0 |
| Jun 9, 2025 | REAGAN | 0 | $0 |
| Jun 9, 2025 | FILLMORE | 0 | $10K |
| May 26, 2025 | TISHOMINGO | 0 | $25K |
| May 26, 2025 | MILBURN | 0 | $75K |
| May 26, 2025 | TISHOMINGO | 0 | $50K |
| May 26, 2025 | TISHOMINGO | 0 | $0 |
| Jun 10, 2024 | TROY | 0 | $25K |
| Apr 28, 2024 | MANNSVILLE | 0 | $0 |
| Apr 28, 2024 | MILL CREEK | 0 | $0 |
Other hazards here
More from Johnston County
- Hail 240
- Thunderstorm Wind 134
- Tornado 46
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Swiftly moving water spilled over a dirt road. A 72 year old woman drove into the water and car stalled around 9am CDT. She was able to climb out of the car and to safety. Upon trying to get back into the car around 11:30am CDT, the lady fell into the water and was swept away. She was found approximately 150-200 yards down stream tangled in a log jam.
Heavy rainfall caused Sand Creek and Rock Creek to rise out of their banks, flooding roadways in and around the community of Ravia. Roadways experiencing flooding included: Pine Creek Road, Slippery Falls Road, South Dexter Road, McSwain Lane and Fuller Lane, with portions of the two latter locations washed out. Event time is approximate.
Quick answers
Frequently asked
How many flash flood events are on record in Johnston County, Oklahoma?
49 flash flood events are recorded in Johnston County between 2001 and 2025, causing 1 direct deaths.
What is the strongest flash flood recorded in Johnston County?
The strongest flash flood on record in Johnston County measured 0.
Where does the flash flood data for Johnston 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 Johnston County, Oklahoma.” Severe Weather History. severeweatherhistory.com/county/oklahoma/johnston-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.