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Flood in Dunklin County, Missouri
38 floods and flash floods events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Flood, Flash Flood, Coastal Flood, Lakeshore Flood.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
NCEI records 38 flood events in Dunklin County, Missouri, between 1950 and 2026, spread over 19 years.
May is the busiest month, with 8 of the recorded events. The last 20 years account for 22 events against 16 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.4% of the 10,821 flood events recorded in Missouri; its 7.0 per 100 square miles compares with 15.7 statewide.
NCEI attributes 1 death in the county to floods and flash floods.
Compared with Missouri
| Measure | Dunklin County | Missouri | US |
|---|---|---|---|
| Flood events since 1950 | 38 | 10,821 | 183,559 |
| Per 100 square miles | 7.0 | 15.7 | 5.2 |
| Per 10,000 residents | 13.7 | 17.5 | 5.5 |
| Deaths recorded | 1 | 159 | 2,961 |
| Busiest month | May | May | June |
By year
Seasonality
2Feb
3Mar
2Apr
6May
8Jun
4Jul
7Aug
4Sep
1Oct
0Nov
0Dec
1
Recorded events
All 38 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 5 Apr 2025 | Flash Flood | — | $3K | — | — | — | County |
| 5 Apr 2025 | Flash Flood | — | $3K | — | — | — | County |
| 2 Jan 2023 | Flash Flood | — | — | — | — | — | County |
| 10 Jul 2019 | Flash Flood | — | $1K | — | — | — | County |
| 27 Jun 2019 | Flash Flood | — | $1K | — | — | — | County |
| 16 Aug 2018 | Flash Flood | — | — | — | — | — | County |
| 31 Aug 2017 | Flash Flood | — | $20K | — | — | — | County |
| 15 Jul 2016 | Flash Flood | — | — | — | — | — | County |
| 31 Dec 2015 | Flood | — | — | — | 1 | — | County |
| 6 Aug 2014 | Flash Flood | — | — | — | — | — | County |
| 28 Apr 2014 | Flash Flood | — | $200K | — | — | — | County |
| 24 Jul 2011 | Flash Flood | — | — | — | — | — | County |
| 1 May 2011 | Flood | — | $500K | — | — | — | County |
| 23 Apr 2011 | Flash Flood | — | — | — | — | — | County |
| 4 Apr 2011 | Flash Flood | — | — | — | — | — | County |
| 24 Feb 2011 | Flash Flood | — | — | — | — | — | County |
| 24 Feb 2011 | Flash Flood | — | — | — | — | — | County |
| 24 Jun 2010 | Flash Flood | — | — | — | — | — | County |
| 20 May 2010 | Flash Flood | — | — | — | — | — | County |
| 21 Jul 2009 | Flash Flood | — | — | — | — | — | County |
| 8 May 2009 | Flash Flood | — | — | — | — | — | County |
| 4 Apr 2008 | Flash Flood | — | — | — | — | — | County |
| 22 Sep 2006 | Flash Flood | — | $15K | $200K | — | — | County |
| 28 Jul 2006 | Flash Flood | — | $10 | — | — | — | County |
| 18 Jun 2006 | Flash Flood | — | $10 | — | — | — | County |
| 30 Jun 2003 | Flash Flood | — | $1K | — | — | — | County |
| 10 May 2003 | Flash Flood | — | $10K | — | — | — | County |
| 7 May 2003 | Flash Flood | — | $1K | — | — | — | County |
| 5 May 2003 | Flash Flood | — | $1K | — | — | — | County |
| 25 May 2002 | Flash Flood | — | $1K | — | — | — | County |
| 17 May 2002 | Flash Flood | — | $1K | — | — | — | County |
| 25 Mar 2002 | Flood | — | $1K | — | — | — | Forecast zone |
| 15 Feb 2001 | Flood | — | $2K | — | — | — | County |
| 22 Jan 1999 | Flash Flood | — | $1K | — | — | — | County |
| 6 Aug 1998 | Flash Flood | — | $10K | — | — | — | County |
| 30 Jul 1998 | Flash Flood | — | $5K | — | — | — | County |
| 24 Jul 1998 | Flood | — | $50 | — | — | — | County |
| 1 Mar 1997 | Flash Flood | — | $1K | — | — | — | County |
Questions and answers
How many flood events has Dunklin County had?
38 events in the NCEI Storm Events record between 1950 and 2026. Reporting of floods and flash floods became far more complete after 1996, so early decades undercount.
When was the last recorded flood event in Dunklin County?
5 Apr 2025 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Dunklin County?
The flood of 1 May 2011, with property damage estimated by NCEI at $500K.
How does Dunklin County compare with Missouri for flood?
7.0 events per 100 square miles against 15.7 statewide; the county holds 38 of the state's 10,821 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Flood hub and the county page.