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Flood in Maries County, Missouri
82 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 82 flood events in Maries County, Missouri, between 1950 and 2026, spread over 23 years.
May is the busiest month, with 14 of the recorded events. The last 20 years account for 53 events against 29 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.8% of the 10,821 flood events recorded in Missouri; its 15.6 per 100 square miles compares with 15.7 statewide.
Compared with Missouri
| Measure | Maries County | Missouri | US |
|---|---|---|---|
| Flood events since 1950 | 82 | 10,821 | 183,559 |
| Per 100 square miles | 15.6 | 15.7 | 5.2 |
| Per 10,000 residents | 97.5 | 17.5 | 5.5 |
| Deaths recorded | 0 | 159 | 2,961 |
| Busiest month | May | May | June |
By year
Seasonality
5Feb
2Mar
9Apr
10May
14Jun
11Jul
9Aug
13Sep
5Oct
1Nov
0Dec
3
Recorded events
All 82 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 |
|---|---|---|---|---|---|---|---|
| 4 Apr 2025 | Flash Flood | — | — | — | — | — | County |
| 14 Dec 2024 | Flash Flood | — | $10K | — | — | — | County |
| 8 May 2024 | Flash Flood | — | — | — | — | — | County |
| 12 Mar 2021 | Flood | — | — | — | — | — | County |
| 4 Jun 2020 | Flash Flood | — | — | — | — | — | County |
| 31 Dec 2018 | Flood | — | — | — | — | — | County |
| 7 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 7 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 29 Mar 2018 | Flood | — | — | — | — | — | County |
| 30 Apr 2017 | Flood | — | $500K | — | — | — | County |
| 12 Aug 2016 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 2016 | Flash Flood | — | — | — | — | — | County |
| 5 Aug 2016 | Flash Flood | — | — | — | — | — | County |
| 5 Aug 2016 | Flash Flood | — | — | — | — | — | County |
| 5 Aug 2016 | Flash Flood | — | — | — | — | — | County |
| 3 Aug 2016 | Flash Flood | — | — | — | — | — | County |
| 2 Jul 2016 | Flood | — | — | — | — | — | County |
| 28 Dec 2015 | Flash Flood | — | $250K | — | — | — | County |
| 1 Jul 2015 | Flash Flood | — | — | — | — | — | County |
| 1 Jul 2015 | Flash Flood | — | — | — | — | — | County |
| 7 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 7 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 7 Aug 2013 | Flash Flood | — | $500K | — | — | — | County |
| 2 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 16 Jun 2013 | Flash Flood | — | — | — | — | — | County |
| 1 Jun 2013 | Flood | — | — | — | — | — | County |
| 31 May 2013 | Flash Flood | — | — | — | — | — | County |
| 14 Apr 2012 | Flash Flood | — | — | — | — | — | County |
| 17 Mar 2012 | Flash Flood | — | $5K | — | — | — | County |
| 15 Mar 2012 | Flash Flood | — | — | — | — | — | County |
| 12 Jul 2011 | Flash Flood | — | — | — | — | — | County |
| 12 May 2011 | Flash Flood | — | — | — | — | — | County |
| 12 May 2011 | Flash Flood | — | — | — | — | — | County |
| 25 Apr 2011 | Flood | — | $100K | — | — | — | County |
| 25 Apr 2011 | Flood | — | $100K | — | — | — | County |
| 14 Mar 2011 | Flood | — | — | — | — | — | County |
| 20 May 2010 | Flood | — | $15K | — | — | — | County |
| 24 Jan 2010 | Flood | — | — | — | — | — | County |
| 29 Oct 2009 | Flood | — | — | — | — | — | County |
| 10 Jun 2009 | Flash Flood | — | — | — | — | — | County |
| 27 May 2009 | Flash Flood | — | — | — | — | — | County |
| 8 May 2009 | Flash Flood | — | $25K | — | — | — | County |
| 14 Sep 2008 | Flash Flood | — | — | — | — | — | County |
| 3 Sep 2008 | Flood | — | — | — | — | — | County |
| 5 Aug 2008 | Flash Flood | — | — | — | — | — | County |
| 10 Apr 2008 | Flash Flood | — | — | — | — | — | County |
| 3 Apr 2008 | Flash Flood | — | — | — | — | — | County |
| 19 Mar 2008 | Flood | — | — | — | — | — | County |
| 18 Mar 2008 | Flash Flood | — | $1K | — | — | — | County |
| 17 Feb 2008 | Flash Flood | — | — | — | — | — | County |
| 7 Jan 2008 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2007 | Flash Flood | — | — | — | — | — | County |
| 10 May 2007 | Flash Flood | — | — | — | — | — | County |
| 27 Aug 2006 | Flash Flood | — | — | — | — | — | County |
| 10 Jun 2005 | Flash Flood | — | — | — | — | — | County |
| 20 Apr 2005 | Flash Flood | — | — | — | — | — | County |
| 5 Jan 2005 | Flood | — | — | — | — | — | Forecast zone |
| 5 Jan 2005 | Flash Flood | — | — | — | — | — | County |
| 30 Jul 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2003 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2002 | Flash Flood | — | — | — | — | — | County |
| 10 Jul 2002 | Flash Flood | — | $20K | — | — | — | County |
| 17 May 2002 | Flood | — | — | — | — | — | Forecast zone |
| 12 May 2002 | Flash Flood | — | — | — | — | — | County |
| 12 May 2002 | Flood | — | — | — | — | — | Forecast zone |
| 9 May 2002 | Flash Flood | — | — | — | — | — | County |
| 8 May 2002 | Flood | — | $10K | — | — | — | Forecast zone |
| 19 Apr 2002 | Flash Flood | — | — | — | — | — | County |
| 19 Apr 2002 | Flood | — | — | — | — | — | Forecast zone |
| 1 Feb 2002 | Flood | — | — | — | — | — | Forecast zone |
| 31 Jan 2002 | Flood | — | — | — | — | — | Forecast zone |
| 26 Jul 1998 | Flood | — | $419K | — | — | — | Forecast zone |
| 8 Jun 1998 | Flash Flood | — | — | — | — | — | County |
| 4 Jun 1998 | Flash Flood | — | — | — | — | — | County |
| 19 Mar 1998 | Flash Flood | — | — | — | — | — | County |
| 17 Mar 1998 | Flash Flood | — | — | — | — | — | County |
| 19 Aug 1997 | Flash Flood | — | — | — | — | — | County |
| 25 Jun 1997 | Flash Flood | — | — | — | — | — | County |
| 22 Jun 1997 | Flash Flood | — | — | — | — | — | County |
| 17 Jun 1997 | Flash Flood | — | — | — | — | — | County |
| 6 Jun 1996 | Flash Flood | — | $5K | — | — | — | County |
| 7 May 1996 | Flash Flood | — | $15K | $5K | — | — | County |
Questions and answers
How many flood events has Maries County had?
82 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 Maries County?
4 Apr 2025 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Maries County?
The flash flood of 7 Aug 2013, with property damage estimated by NCEI at $500K.
How does Maries County compare with Missouri for flood?
15.6 events per 100 square miles against 15.7 statewide; the county holds 82 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.