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Wind in Day County, South Dakota
240 damaging wind events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Thunderstorm Wind, High Wind, Strong Wind.
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 240 wind events in Day County, South Dakota, between 1950 and 2026, spread over 46 years.
July is the busiest month, with 74 of the recorded events. The last 20 years account for 146 events against 85 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.3% of the 18,009 wind events recorded in South Dakota; its 23.3 per 100 square miles compares with 23.8 statewide.
198 wind reports with a measured or estimated speed reached the 58 mph severe threshold, and 57 reached hurricane force (74 mph).
Some winter weather and high wind events are recorded by NWS forecast zone rather than by county; zone-recorded events whose zone is named for the county are included and marked "Forecast zone" in the table.
Compared with South Dakota
| Measure | Day County | South Dakota | US |
|---|---|---|---|
| Wind events since 1950 | 240 | 18,009 | 701,953 |
| Per 100 square miles | 23.3 | 23.8 | 19.9 |
| Per 10,000 residents | 443.3 | 201.1 | 21.1 |
| Deaths recorded | 0 | 16 | 2,166 |
| Busiest month | July | July | June |
By year
Seasonality
0Feb
3Mar
7Apr
13May
19Jun
58Jul
74Aug
42Sep
1Oct
11Nov
7Dec
5
Magnitude distribution
NWS wind thresholds
- under 58 mph
- below severe threshold
- 58–73 mph
- severe
- 74–95 mph
- hurricane-force
- 96 mph and over
- extreme
Wind speed converted from the knots NCEI records; estimated and measured gusts are combined. Events without a speed are not binned.
Recorded events
The 200 events kept for this page are the 120 most recent plus the 80 with the most damage, deaths or injuries out of 240. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 29 Jun 2026 | Thunderstorm Wind | 76 mph | — | — | — | — | County |
| 29 Jun 2026 | Thunderstorm Wind | 96 mph | — | — | — | — | County |
| 29 Jun 2026 | Thunderstorm Wind | 74 mph | — | — | — | — | County |
| 29 Jun 2026 | Thunderstorm Wind | 74 mph | — | — | — | — | County |
| 29 Jun 2026 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 29 Jun 2026 | Thunderstorm Wind | 100 mph | — | — | — | — | County |
| 29 Jun 2026 | Thunderstorm Wind | 62 mph | — | — | — | — | County |
| 29 Jun 2026 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 29 Jun 2026 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 15 Jun 2026 | Thunderstorm Wind | 68 mph | — | — | — | — | County |
| 8 Apr 2026 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 28 Mar 2026 | High Wind | 60 mph | — | — | — | — | Forecast zone |
| 12 Mar 2026 | High Wind | 68 mph | — | — | — | — | Forecast zone |
| 18 Dec 2025 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 9 Dec 2025 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 26 Oct 2025 | High Wind | 60 mph | — | — | — | — | Forecast zone |
| 14 Aug 2025 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 14 Aug 2025 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 14 Aug 2025 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 13 Aug 2025 | Thunderstorm Wind | 69 mph | — | — | — | — | County |
| 15 May 2025 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 15 Mar 2025 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 31 Jul 2024 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 2 Jun 2024 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 6 May 2024 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 15 Apr 2024 | High Wind | 60 mph | — | — | — | — | Forecast zone |
| 6 Apr 2024 | High Wind | 59 mph | — | — | — | — | Forecast zone |
| 10 Aug 2023 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 19 Apr 2023 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 19 Apr 2023 | Thunderstorm Wind | 78 mph | — | — | — | — | County |
| 23 Jul 2022 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 20 Jun 2022 | Thunderstorm Wind | 62 mph | — | — | — | — | County |
| 13 Jun 2022 | High Wind | 62 mph | — | — | — | — | Forecast zone |
| 30 May 2022 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 12 May 2022 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 12 May 2022 | Thunderstorm Wind | 68 mph | — | — | — | — | County |
| 12 May 2022 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 12 May 2022 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 12 May 2022 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 12 May 2022 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 12 May 2022 | Thunderstorm Wind | 66 mph | — | — | — | — | County |
| 23 Apr 2022 | High Wind | 69 mph | — | — | — | — | Forecast zone |
| 14 Apr 2022 | High Wind | 60 mph | — | — | — | — | Forecast zone |
| 6 Apr 2022 | High Wind | 40 mph | — | — | — | — | Forecast zone |
| 18 Feb 2022 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 1 Feb 2022 | High Wind | 41 mph | — | — | — | — | Forecast zone |
| 15 Dec 2021 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 13 Nov 2021 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 12 Nov 2021 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 9 Oct 2021 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 9 Oct 2021 | Thunderstorm Wind | 66 mph | — | — | — | — | County |
| 9 Oct 2021 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 26 Aug 2021 | High Wind | 66 mph | — | — | — | — | Forecast zone |
| 26 Aug 2021 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 24 Aug 2021 | Thunderstorm Wind | 59 mph | — | — | — | — | County |
| 11 Jun 2021 | Thunderstorm Wind | 69 mph | — | — | — | — | County |
| 11 Jun 2021 | Thunderstorm Wind | 69 mph | — | — | — | — | County |
| 29 Mar 2021 | High Wind | 67 mph | — | — | — | — | Forecast zone |
| 8 Nov 2020 | High Wind | 60 mph | — | — | — | — | Forecast zone |
| 12 Aug 2020 | Thunderstorm Wind | 72 mph | — | — | — | — | County |
| 12 Aug 2020 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 17 Jul 2020 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 17 Jul 2020 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 17 Jul 2020 | Thunderstorm Wind | 59 mph | — | — | — | — | County |
| 4 Jun 2020 | Thunderstorm Wind | 90 mph | — | — | — | — | County |
| 4 Jun 2020 | Thunderstorm Wind | 75 mph | — | — | — | — | County |
| 4 Jun 2020 | Thunderstorm Wind | 61 mph | — | — | — | — | County |
| 4 Jun 2020 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 4 Jun 2020 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 4 Jun 2020 | Thunderstorm Wind | 62 mph | — | — | — | — | County |
| 4 Jun 2020 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 21 Oct 2019 | High Wind | 40 mph | — | — | — | — | Forecast zone |
| 15 Aug 2019 | Thunderstorm Wind | 66 mph | — | — | — | — | County |
| 19 Jul 2019 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 10 Jul 2018 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 8 Jul 2018 | Thunderstorm Wind | 61 mph | — | — | — | — | County |
| 8 Jul 2018 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 8 Jul 2018 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 6 Jun 2018 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 6 Jun 2018 | Thunderstorm Wind | 63 mph | — | — | — | — | County |
| 6 Jun 2018 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 29 Nov 2017 | High Wind | 60 mph | — | — | — | — | Forecast zone |
| 13 Jun 2017 | Thunderstorm Wind | 90 mph | — | — | — | — | County |
| 13 Jun 2017 | Thunderstorm Wind | 90 mph | — | — | — | — | County |
| 13 Jun 2017 | Thunderstorm Wind | 75 mph | — | — | — | — | County |
| 13 Jun 2017 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 13 Jun 2017 | Thunderstorm Wind | 85 mph | — | — | — | — | County |
| 13 Jun 2017 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 13 Jun 2017 | Thunderstorm Wind | 69 mph | — | — | — | — | County |
| 13 Jun 2017 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 13 Jun 2017 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 13 Jun 2017 | Thunderstorm Wind | 86 mph | — | — | — | — | County |
| 7 Mar 2017 | High Wind | 60 mph | — | — | — | — | Forecast zone |
| 10 Aug 2016 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 10 Aug 2016 | Thunderstorm Wind | 66 mph | — | — | — | — | County |
| 10 Aug 2016 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 1 Aug 2016 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 1 Aug 2016 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 1 Aug 2016 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 1 Aug 2016 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 1 Aug 2016 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 1 Aug 2016 | Thunderstorm Wind | 90 mph | — | — | — | — | County |
| 16 Jul 2016 | Thunderstorm Wind | 77 mph | — | — | — | — | County |
| 16 Jul 2016 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 18 Nov 2015 | High Wind | 62 mph | — | — | — | — | Forecast zone |
| 12 Oct 2015 | High Wind | 64 mph | — | — | — | — | Forecast zone |
| 17 Jul 2015 | Thunderstorm Wind | 90 mph | — | — | — | — | County |
| 17 Jul 2015 | Thunderstorm Wind | 90 mph | — | — | — | — | County |
| 17 Jul 2015 | Thunderstorm Wind | 100 mph | — | — | — | — | County |
| 17 Jul 2015 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 17 Jul 2015 | Thunderstorm Wind | 90 mph | — | — | — | — | County |
| 17 Jul 2015 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 22 Jun 2015 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 19 Jun 2014 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 9 Jul 2013 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 26 Jun 2013 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 12 Jun 2013 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 12 Jun 2013 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 12 Jun 2013 | Thunderstorm Wind | 71 mph | — | — | — | — | County |
| 12 Jun 2013 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 2 Dec 2011 | Strong Wind | 49 mph | — | — | — | 1 | Forecast zone |
| 31 Jul 2008 | Thunderstorm Wind | 120 mph | — | — | — | 10 | County |
| 23 Jul 2005 | Thunderstorm Wind | 81 mph | — | — | — | 4 | County |
| 12 Dec 2004 | High Wind | 62 mph | — | — | — | — | Forecast zone |
| 11 May 2004 | Thunderstorm Wind | 71 mph | — | — | — | — | County |
| 20 Jul 2003 | Thunderstorm Wind | 75 mph | — | — | — | — | County |
| 3 Jul 2003 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 3 Jul 2003 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 11 Aug 2002 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 11 Aug 2002 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 31 Jul 2002 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 24 Jul 2002 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 21 Jul 2002 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 24 Jun 2002 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 23 Apr 2002 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 11 Feb 2002 | High Wind | 61 mph | — | — | — | — | Forecast zone |
| 22 Jul 2001 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 5 Aug 2000 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 15 Jul 2000 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 11 Jul 2000 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 11 Jul 2000 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 11 Jul 2000 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 5 Apr 2000 | High Wind | 71 mph | — | — | — | — | Forecast zone |
| 1 Nov 1999 | High Wind | 56 mph | — | — | — | — | Forecast zone |
| 22 Aug 1999 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 27 Jul 1999 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 22 Jul 1999 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 22 Jul 1999 | Thunderstorm Wind | 62 mph | — | — | — | — | County |
| 5 Jun 1999 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 7 Apr 1999 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 17 Mar 1999 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 23 Aug 1998 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 26 Jun 1998 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 26 Jun 1998 | Thunderstorm Wind | 70 mph | — | — | — | — | County |
| 11 Jun 1998 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 12 Apr 1998 | High Wind | 52 mph | — | — | — | — | Forecast zone |
| 2 Nov 1997 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 29 Aug 1997 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 29 Aug 1997 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 29 Aug 1997 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 29 Aug 1997 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 20 Jul 1997 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 16 Jul 1997 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 16 Jul 1997 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 16 Jul 1997 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 16 Jul 1997 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 29 Oct 1996 | High Wind | 64 mph | — | — | — | — | Forecast zone |
| 26 Oct 1996 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 17 May 1996 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 17 May 1996 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 17 May 1996 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 11 Aug 1995 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 27 Jul 1995 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 27 Jul 1995 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 14 Jul 1995 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 14 Jul 1995 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 14 Jul 1995 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 14 Jul 1995 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 14 Jul 1995 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 6 Oct 1994 | Thunderstorm Wind | 0 mph | $2K | — | — | — | County |
| 11 Jul 1994 | Thunderstorm Wind | 75 mph | — | — | — | — | County |
| 5 Jul 1994 | Thunderstorm Wind | 0 mph | $5K | — | — | — | County |
| 23 May 1994 | Thunderstorm Wind | 0 mph | $500 | — | — | — | County |
| 1 Aug 1992 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 21 Jul 1991 | Thunderstorm Wind | 81 mph | — | — | — | — | County |
| 7 Jul 1990 | Thunderstorm Wind | 0 mph | — | — | — | — | County |
| 20 Jun 1989 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 20 Aug 1988 | Thunderstorm Wind | 69 mph | — | — | — | — | County |
| 20 Aug 1988 | Thunderstorm Wind | 0 mph | — | — | — | — | County |
| 12 Jul 1988 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 6 Aug 1987 | Thunderstorm Wind | 67 mph | — | — | — | — | County |
| 17 Jul 1982 | Thunderstorm Wind | 0 mph | — | — | — | — | County |
| 23 Jul 1981 | Thunderstorm Wind | 63 mph | — | — | — | — | County |
| 12 Jul 1981 | Thunderstorm Wind | 0 mph | — | — | — | — | County |
| 15 Jul 1980 | Thunderstorm Wind | 0 mph | — | — | — | — | County |
| 13 Jun 1980 | Thunderstorm Wind | 0 mph | — | — | — | — | County |
| 19 Jun 1979 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 31 Aug 1977 | Thunderstorm Wind | 0 mph | — | — | — | — | County |
| 1 Jul 1973 | Thunderstorm Wind | 0 mph | — | — | — | — | County |
| 6 Jul 1963 | Thunderstorm Wind | 0 mph | — | — | — | — | County |
Questions and answers
How many wind events has Day County had?
240 events in the NCEI Storm Events record between 1950 and 2026. Reporting of damaging wind became far more complete after 1996, so early decades undercount.
When was the last recorded wind event in Day County?
29 Jun 2026 (Thunderstorm Wind, 60 mph). Records reach NCEI about 120 days after the month ends.
What was the most damaging wind event recorded in Day County?
The thunderstorm wind of 5 Jul 1994, with property damage estimated by NCEI at $5K.
How does Day County compare with South Dakota for wind?
23.3 events per 100 square miles against 23.8 statewide; the county holds 240 of the state's 18,009 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 Wind hub and the county page.