43
Recorded events
0
Direct deaths
0
Direct injuries
$540K
Property damage
Flash Flood in Nowata County, Oklahoma: 43 recorded events between 1996 and 2021. The strongest on record measured 0. That places the county #752 nationally and #27 statewide for this hazard.
Decade by decade
Flash Flood in Nowata County, Oklahoma: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flash flood in Nowata County is the 2000s, when 22 of the county's 43 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 Nowata County archive, flash flood makes up 9.2% of all recorded severe weather across 6 hazard types. Nationally the county sits at #752 for this hazard and #27 within Oklahoma, putting it in the 75.1 percentile of all U.S. counties.
Seasonality
Events by month
May is the peak month for flash flood in Nowata County with 17 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.
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| May 27, 2021 | NOWATA | 0 | $0 |
| Sep 26, 2019 | LENAPAH | 0 | $0 |
| Sep 24, 2019 | WATOVA | 0 | $10K |
| Jun 23, 2019 | NOWATA | 0 | $0 |
| May 21, 2019 | LENAPAH | 0 | $0 |
| May 21, 2019 | NOWATA | 0 | $0 |
| May 1, 2019 | LENAPAH | 0 | $0 |
| Jun 13, 2015 | GLENOAK | 0 | $0 |
| Jun 1, 2013 | LENAPAH | 0 | $0 |
| May 1, 2012 | SOUTH COFFEYVILLE | 0 | $50K |
Other hazards here
More from Nowata County
- Thunderstorm Wind 202
- Hail 158
- Tornado 43
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Heavy rains that began during the evening of May 6th and continued through the morning of May 7th caused significant flash flooding of rural roads across the north and northwest portions of the county. As many as sixteen tin horns were washed out and major damage to county roads resulted.
Quick answers
Frequently asked
How many flash flood events are on record in Nowata County, Oklahoma?
43 flash flood events are recorded in Nowata County between 1996 and 2021, causing 0 direct deaths.
What is the strongest flash flood recorded in Nowata County?
The strongest flash flood on record in Nowata County measured 0.
Where does the flash flood data for Nowata 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 Nowata County, Oklahoma.” Severe Weather History. severeweatherhistory.com/county/oklahoma/nowata-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.