States › South Dakota › Turner County › Flood
Flood in Turner County, South Dakota
67 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 67 flood events in Turner County, South Dakota, between 1950 and 2026, spread over 16 years.
June is the busiest month, with 20 of the recorded events. The last 20 years account for 59 events against 8 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 2% of the 3,390 flood events recorded in South Dakota; its 10.9 per 100 square miles compares with 4.5 statewide.
Compared with South Dakota
| Measure | Turner County | South Dakota | US |
|---|---|---|---|
| Flood events since 1950 | 67 | 3,390 | 183,559 |
| Per 100 square miles | 10.9 | 4.5 | 5.2 |
| Per 10,000 residents | 76.9 | 37.9 | 5.5 |
| Deaths recorded | 0 | 10 | 2,961 |
| Busiest month | June | June | June |
By year
Seasonality
0Feb
0Mar
13Apr
10May
10Jun
20Jul
2Aug
1Sep
10Oct
1Nov
0Dec
0
Recorded events
All 67 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 |
|---|---|---|---|---|---|---|---|
| 21 Jun 2024 | Flood | — | — | — | — | — | County |
| 21 Jun 2024 | Flood | — | — | — | — | — | County |
| 21 Jun 2024 | Flood | — | — | — | — | — | County |
| 21 Jun 2024 | Flood | — | — | — | — | — | County |
| 21 Jun 2024 | Flood | — | — | — | — | — | County |
| 20 Jun 2024 | Flood | — | $5.0M | — | — | — | County |
| 20 Jun 2024 | Flood | — | — | — | — | — | County |
| 20 Jun 2024 | Flash Flood | — | — | — | — | — | County |
| 1 Apr 2020 | Flood | — | — | — | — | — | County |
| 7 Mar 2020 | Flood | — | — | — | — | — | County |
| 4 Mar 2020 | Flood | — | — | $50K | — | — | County |
| 13 Sep 2019 | Flood | — | $10K | — | — | — | County |
| 12 Sep 2019 | Flood | — | $145K | $57K | — | — | County |
| 12 Sep 2019 | Flood | — | $100K | — | — | — | County |
| 11 Sep 2019 | Flood | — | $50K | — | — | — | County |
| 11 Sep 2019 | Flood | — | $25K | — | — | — | County |
| 1 Jun 2019 | Flood | — | — | — | — | — | County |
| 1 Jun 2019 | Flood | — | — | — | — | — | County |
| 1 Jun 2019 | Flood | — | — | $41M | — | — | County |
| 29 May 2019 | Flood | — | — | — | — | — | County |
| 29 May 2019 | Flood | — | — | — | — | — | County |
| 25 May 2019 | Flood | — | — | — | — | — | County |
| 23 May 2019 | Flood | — | — | — | — | — | County |
| 11 May 2019 | Flood | — | — | — | — | — | County |
| 10 May 2019 | Flood | — | — | — | — | — | County |
| 16 Apr 2019 | Flood | — | — | — | — | — | County |
| 9 Apr 2019 | Flood | — | — | — | — | — | County |
| 6 Apr 2019 | Flood | — | — | — | — | — | County |
| 14 Mar 2019 | Flood | — | — | — | — | — | County |
| 14 Mar 2019 | Flood | — | — | — | — | — | County |
| 13 Mar 2019 | Flood | — | — | — | — | — | County |
| 13 Mar 2019 | Flood | — | $3.1M | — | — | — | County |
| 13 Mar 2019 | Flood | — | — | — | — | — | County |
| 11 Oct 2018 | Flood | — | — | — | — | — | County |
| 22 Sep 2018 | Flood | — | — | — | — | — | County |
| 20 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 20 Sep 2018 | Flash Flood | — | — | — | — | — | County |
| 20 Sep 2018 | Flood | — | — | — | — | — | County |
| 21 Jun 2018 | Flood | — | — | — | — | — | County |
| 21 Jun 2018 | Flood | — | — | — | — | — | County |
| 21 Jun 2018 | Flood | — | — | — | — | — | County |
| 21 Jun 2018 | Flood | — | — | — | — | — | County |
| 27 Mar 2018 | Flood | — | — | — | — | — | County |
| 24 Mar 2018 | Flood | — | — | — | — | — | County |
| 16 Jun 2014 | Flood | — | $100K | — | — | — | County |
| 15 Jun 2014 | Flood | — | — | — | — | — | County |
| 27 May 2013 | Flood | — | — | — | — | — | County |
| 8 May 2012 | Flood | — | — | — | — | — | County |
| 1 Apr 2011 | Flood | — | — | — | — | — | County |
| 16 Mar 2011 | Flood | — | — | — | — | — | County |
| 24 Sep 2010 | Flood | — | — | — | — | — | County |
| 1 Aug 2010 | Flood | — | — | — | — | — | County |
| 23 Jul 2010 | Flood | — | — | — | — | — | County |
| 11 Jun 2010 | Flood | — | — | — | — | — | County |
| 12 Mar 2010 | Flood | — | $100K | — | — | — | County |
| 4 Jun 2008 | Flood | — | — | — | — | — | County |
| 5 May 2007 | Flood | — | — | — | — | — | County |
| 2 Apr 2007 | Flood | — | — | — | — | — | County |
| 11 Mar 2007 | Flood | — | — | — | — | — | County |
| 20 Jun 2005 | Flash Flood | — | — | — | — | — | County |
| 6 Apr 2005 | Flash Flood | — | — | — | — | — | County |
| 29 May 2004 | Flash Flood | — | — | — | — | — | County |
| 7 Jul 2003 | Flash Flood | — | $100K | — | — | — | County |
| 22 Apr 2001 | Flood | — | — | — | — | — | Forecast zone |
| 1 Apr 2001 | Flood | — | — | — | — | — | Forecast zone |
| 1 Apr 1997 | Flood | — | — | — | — | — | Forecast zone |
| 12 Mar 1997 | Flood | — | — | — | — | — | Forecast zone |
Questions and answers
How many flood events has Turner County had?
67 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 Turner County?
21 Jun 2024 (Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Turner County?
The flood of 1 Jun 2019, with property damage estimated by NCEI at $0 and crop damage at $41M.
How does Turner County compare with South Dakota for flood?
10.9 events per 100 square miles against 4.5 statewide; the county holds 67 of the state's 3,390 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.