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Wind in Boone County, Iowa
259 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 259 wind events in Boone County, Iowa, between 1950 and 2026, spread over 49 years.
July is the busiest month, with 58 of the recorded events. The last 20 years account for 119 events against 117 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.2% of the 20,854 wind events recorded in Iowa; its 45.4 per 100 square miles compares with 37.3 statewide.
174 wind reports with a measured or estimated speed reached the 58 mph severe threshold, and 19 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 Iowa
| Measure | Boone County | Iowa | US |
|---|---|---|---|
| Wind events since 1950 | 259 | 20,854 | 701,953 |
| Per 100 square miles | 45.4 | 37.3 | 19.9 |
| Per 10,000 residents | 96.9 | 65.3 | 21.1 |
| Deaths recorded | 0 | 25 | 2,166 |
| Busiest month | July | June | June |
By year
Seasonality
5Feb
2Mar
15Apr
32May
36Jun
55Jul
58Aug
30Sep
8Oct
8Nov
7Dec
3
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 164 events kept for this page are the 120 most recent plus the 80 with the most damage, deaths or injuries out of 259. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 28 Jul 2025 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 19 Jul 2025 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 19 May 2025 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 5 Mar 2025 | High Wind | 60 mph | — | — | — | — | Forecast zone |
| 4 Jun 2024 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 4 Jun 2024 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 24 May 2024 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 24 May 2024 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 12 Jul 2023 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 23 Jul 2022 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 11 Jul 2022 | Thunderstorm Wind | 66 mph | — | — | — | — | County |
| 11 Jul 2022 | Thunderstorm Wind | 59 mph | — | — | — | — | County |
| 30 May 2022 | Thunderstorm Wind | 63 mph | — | — | — | — | County |
| 14 Apr 2022 | High Wind | 41 mph | — | — | — | — | Forecast zone |
| 29 Mar 2022 | High Wind | 61 mph | — | — | — | — | Forecast zone |
| 15 Dec 2021 | High Wind | 64 mph | — | — | — | — | Forecast zone |
| 10 Aug 2020 | Thunderstorm Wind | 75 mph | — | — | — | — | County |
| 10 Aug 2020 | Thunderstorm Wind | 100 mph | — | — | — | — | County |
| 10 Aug 2020 | Thunderstorm Wind | 75 mph | — | — | — | — | County |
| 10 Aug 2020 | Thunderstorm Wind | 64 mph | — | — | — | — | County |
| 10 Aug 2020 | Thunderstorm Wind | 59 mph | — | — | — | — | County |
| 9 Sep 2019 | Thunderstorm Wind | 64 mph | $1K | — | — | — | County |
| 3 Jul 2019 | Thunderstorm Wind | 58 mph | — | $5K | — | — | County |
| 6 Jun 2018 | Thunderstorm Wind | 76 mph | — | — | — | — | County |
| 29 May 2018 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 13 Apr 2018 | Thunderstorm Wind | 64 mph | $5K | — | — | — | County |
| 13 Apr 2018 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 20 Jul 2017 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 20 Jul 2017 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 20 Jul 2017 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 17 May 2017 | Thunderstorm Wind | 69 mph | $75K | — | — | — | County |
| 16 May 2017 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 19 Apr 2017 | Thunderstorm Wind | 60 mph | $1K | — | — | — | County |
| 6 Mar 2017 | Thunderstorm Wind | 64 mph | $25K | — | — | — | County |
| 6 Mar 2017 | Thunderstorm Wind | 70 mph | $5K | — | — | — | County |
| 6 Mar 2017 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 5 Jul 2016 | Thunderstorm Wind | 60 mph | $1K | — | — | — | County |
| 26 May 2016 | Thunderstorm Wind | 70 mph | $5K | — | — | — | County |
| 11 Nov 2015 | High Wind | 40 mph | — | — | — | — | Forecast zone |
| 11 Nov 2015 | Thunderstorm Wind | 70 mph | $75K | — | — | — | County |
| 17 May 2015 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 31 Aug 2014 | Thunderstorm Wind | 55 mph | — | $1K | — | — | County |
| 31 Aug 2014 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 30 Jun 2014 | Thunderstorm Wind | 60 mph | $2K | — | — | — | County |
| 16 Jun 2014 | Thunderstorm Wind | 63 mph | — | — | — | — | County |
| 26 Jan 2014 | High Wind | 58 mph | $25K | — | — | — | Forecast zone |
| 22 Jul 2013 | Thunderstorm Wind | 70 mph | $20K | — | — | — | County |
| 24 Jun 2013 | Thunderstorm Wind | 60 mph | — | — | — | — | County |
| 24 Jun 2013 | Thunderstorm Wind | 75 mph | $25K | — | — | — | County |
| 24 Jun 2013 | Thunderstorm Wind | 70 mph | $10K | — | — | — | County |
| 24 Jun 2013 | Thunderstorm Wind | 70 mph | $5K | — | — | — | County |
| 27 May 2013 | High Wind | 46 mph | $25K | — | — | — | Forecast zone |
| 8 Aug 2012 | Thunderstorm Wind | 60 mph | $2K | $10K | — | — | County |
| 25 Jul 2012 | Thunderstorm Wind | 58 mph | $3K | — | — | — | County |
| 25 Jul 2012 | Thunderstorm Wind | 58 mph | $2K | — | — | — | County |
| 25 Jul 2012 | Thunderstorm Wind | 58 mph | $1K | — | — | — | County |
| 25 Jul 2012 | Thunderstorm Wind | 60 mph | $60K | — | — | — | County |
| 25 Jul 2012 | Thunderstorm Wind | 64 mph | $15K | — | — | — | County |
| 2 May 2012 | Thunderstorm Wind | 70 mph | $100K | — | — | — | County |
| 2 May 2012 | Thunderstorm Wind | 60 mph | $20K | — | — | — | County |
| 15 Apr 2012 | High Wind | 58 mph | $5K | — | — | — | Forecast zone |
| 29 Feb 2012 | High Wind | 41 mph | $10K | — | — | — | Forecast zone |
| 1 Jan 2012 | High Wind | 44 mph | $10K | — | — | — | Forecast zone |
| 11 Jul 2011 | Thunderstorm Wind | 86 mph | $50K | $25K | — | — | County |
| 5 Jul 2011 | Thunderstorm Wind | 70 mph | $5K | $50K | — | — | County |
| 26 Jun 2011 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 26 Jun 2011 | Thunderstorm Wind | 60 mph | $10K | — | — | — | County |
| 26 Jun 2011 | Thunderstorm Wind | 66 mph | $10K | — | — | — | County |
| 20 Jun 2011 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 13 Jun 2011 | High Wind | 59 mph | $50K | — | — | — | Forecast zone |
| 21 May 2011 | Thunderstorm Wind | 58 mph | $1K | — | — | — | County |
| 27 Oct 2010 | High Wind | 63 mph | $50K | — | — | 1 | Forecast zone |
| 26 Oct 2010 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 31 Aug 2010 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 8 Aug 2010 | Thunderstorm Wind | 62 mph | $5K | — | — | — | County |
| 18 Jul 2010 | Thunderstorm Wind | 60 mph | $10K | — | — | — | County |
| 18 Jul 2010 | Thunderstorm Wind | 64 mph | $25K | — | — | — | County |
| 18 Jul 2010 | Thunderstorm Wind | 72 mph | $50K | — | — | — | County |
| 18 Jul 2010 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 18 Jul 2010 | Thunderstorm Wind | 70 mph | $75K | — | — | — | County |
| 18 Jul 2010 | Thunderstorm Wind | 59 mph | $5K | — | — | — | County |
| 18 Jul 2010 | Thunderstorm Wind | 75 mph | $200K | $50K | — | — | County |
| 18 Jul 2010 | Thunderstorm Wind | 70 mph | $100K | $50K | — | — | County |
| 18 Jun 2010 | Thunderstorm Wind | 64 mph | $10K | — | — | — | County |
| 5 Jun 2010 | Thunderstorm Wind | 70 mph | $1K | — | — | — | County |
| 22 May 2010 | Thunderstorm Wind | 58 mph | — | — | — | — | County |
| 10 May 2010 | High Wind | 74 mph | $50K | — | — | — | Forecast zone |
| 9 Jul 2009 | High Wind | 58 mph | $1K | — | — | — | Forecast zone |
| 23 Jun 2009 | Thunderstorm Wind | 60 mph | $2K | — | — | — | County |
| 23 Jun 2009 | Thunderstorm Wind | 60 mph | $2K | — | — | — | County |
| 23 Jun 2009 | Thunderstorm Wind | 70 mph | $5K | $10K | — | — | County |
| 18 Jun 2009 | Thunderstorm Wind | 60 mph | $3K | — | — | — | County |
| 18 Jun 2009 | Thunderstorm Wind | 70 mph | $5K | — | — | — | County |
| 18 Jun 2009 | Thunderstorm Wind | 59 mph | $3K | — | — | — | County |
| 18 Jun 2009 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 30 Dec 2008 | High Wind | 58 mph | — | — | — | — | Forecast zone |
| 26 Oct 2008 | High Wind | 59 mph | $25K | $25K | — | — | Forecast zone |
| 27 Jul 2008 | Thunderstorm Wind | 82 mph | $25K | — | — | — | County |
| 27 Jul 2008 | Thunderstorm Wind | 82 mph | $50K | $25K | — | — | County |
| 27 Jul 2008 | Thunderstorm Wind | 79 mph | $75K | $25K | — | — | County |
| 27 Jul 2008 | Thunderstorm Wind | 66 mph | $10K | — | — | — | County |
| 27 Jul 2008 | Thunderstorm Wind | 70 mph | $25K | — | — | — | County |
| 27 Jul 2008 | Thunderstorm Wind | 75 mph | $75K | $25K | — | — | County |
| 27 Jul 2008 | Thunderstorm Wind | 70 mph | $50K | $5K | — | — | County |
| 27 Jul 2008 | Thunderstorm Wind | 70 mph | $10K | — | — | — | County |
| 27 Jul 2008 | Thunderstorm Wind | 60 mph | $2K | — | — | — | County |
| 21 Jul 2008 | Thunderstorm Wind | 86 mph | $25K | $50K | — | — | County |
| 21 Jul 2008 | Thunderstorm Wind | 70 mph | $50K | $5K | — | — | County |
| 7 Jul 2008 | Thunderstorm Wind | 60 mph | $2K | — | — | — | County |
| 7 Jul 2008 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 26 Jun 2008 | Thunderstorm Wind | 60 mph | $3K | — | — | — | County |
| 26 Jun 2008 | High Wind | 60 mph | $3K | — | — | — | Forecast zone |
| 11 Jun 2008 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 3 Jun 2008 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 25 May 2008 | Thunderstorm Wind | 66 mph | $10K | — | — | — | County |
| 22 Jun 2007 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 22 Jun 2007 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 22 Jun 2007 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 22 Jun 2007 | Thunderstorm Wind | 60 mph | $5K | — | — | — | County |
| 17 Sep 2006 | Thunderstorm Wind | 58 mph | $2K | — | — | — | County |
| 10 Aug 2006 | Thunderstorm Wind | 70 mph | $25K | — | — | — | County |
| 15 Apr 2006 | High Wind | 40 mph | $50K | — | — | — | Forecast zone |
| 11 Apr 2006 | Thunderstorm Wind | 60 mph | $10K | — | — | — | County |
| 30 Mar 2006 | Thunderstorm Wind | 70 mph | $50K | — | — | 2 | County |
| 30 Mar 2006 | Thunderstorm Wind | 75 mph | $75K | — | — | — | County |
| 24 Jan 2006 | High Wind | 66 mph | $10K | — | — | — | Forecast zone |
| 12 Nov 2005 | High Wind | 40 mph | $50K | — | — | — | Forecast zone |
| 8 Sep 2005 | Thunderstorm Wind | 62 mph | $5K | $5K | — | — | County |
| 29 Jun 2005 | Thunderstorm Wind | 66 mph | $10K | — | — | — | County |
| 8 May 2005 | High Wind | 40 mph | $10K | — | — | — | Forecast zone |
| 22 Jan 2005 | High Wind | 63 mph | $10K | — | — | — | Forecast zone |
| 12 Dec 2004 | High Wind | 40 mph | $50K | — | — | — | Forecast zone |
| 30 Oct 2004 | High Wind | 46 mph | $10K | — | — | — | Forecast zone |
| 16 Jun 2004 | Thunderstorm Wind | 70 mph | $15K | — | — | — | County |
| 11 Jun 2004 | Thunderstorm Wind | 70 mph | $25K | — | — | — | County |
| 27 Apr 2004 | High Wind | 40 mph | $75K | — | — | — | Forecast zone |
| 18 Apr 2004 | High Wind | 40 mph | $80K | — | — | — | Forecast zone |
| 12 Nov 2003 | High Wind | 58 mph | $50K | — | — | — | Forecast zone |
| 9 Jul 2003 | Thunderstorm Wind | 64 mph | $15K | — | — | — | County |
| 30 May 2003 | High Wind | 58 mph | $25K | — | — | — | Forecast zone |
| 17 Aug 2002 | Thunderstorm Wind | 75 mph | $25K | $10K | — | — | County |
| 17 Aug 2002 | Thunderstorm Wind | 66 mph | $5K | $5K | — | — | County |
| 9 Mar 2002 | High Wind | — | $50K | — | — | — | Forecast zone |
| 20 Apr 2001 | Thunderstorm Wind | 61 mph | $10K | — | — | — | County |
| 11 Apr 2001 | Thunderstorm Wind | 86 mph | $40K | — | — | — | County |
| 11 Apr 2001 | Thunderstorm Wind | 86 mph | $10K | — | — | — | County |
| 7 Apr 2001 | High Wind | 58 mph | $50K | — | — | — | Forecast zone |
| 30 Jul 1999 | Thunderstorm Wind | 70 mph | $40K | $5K | — | — | County |
| 10 May 1999 | High Wind | 58 mph | $25K | — | — | — | Forecast zone |
| 17 Mar 1999 | High Wind | 58 mph | $30K | — | — | — | Forecast zone |
| 10 Nov 1998 | High Wind | 70 mph | $300K | $5K | — | — | Forecast zone |
| 29 Jun 1998 | Thunderstorm Wind | 79 mph | $50K | $10K | — | — | County |
| 29 Jun 1998 | Thunderstorm Wind | 70 mph | $10K | $1K | — | — | County |
| 27 Jun 1998 | Thunderstorm Wind | 70 mph | $25K | $5K | — | — | County |
| 15 May 1998 | Thunderstorm Wind | 75 mph | $50K | $5K | — | — | County |
| 15 May 1998 | Thunderstorm Wind | 64 mph | $25K | — | — | — | County |
| 12 Apr 1998 | High Wind | — | $50K | — | — | — | Forecast zone |
| 14 Aug 1997 | Thunderstorm Wind | 60 mph | $10K | $2K | — | — | County |
| 14 Aug 1997 | Thunderstorm Wind | 58 mph | $10K | $1K | — | — | County |
| 27 May 1995 | Thunderstorm Wind | 58 mph | $50K | — | — | — | County |
| 6 Oct 1994 | Thunderstorm Wind | 58 mph | $50K | $1K | — | — | County |
| 6 Oct 1994 | Thunderstorm Wind | 58 mph | $50K | $1K | — | — | County |
| 26 Apr 1994 | Thunderstorm Wind | 58 mph | $50K | — | — | — | County |
| 14 Apr 1994 | Thunderstorm Wind | 69 mph | $50K | — | — | — | County |
Questions and answers
How many wind events has Boone County had?
259 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 Boone County?
28 Jul 2025 (Thunderstorm Wind, 58 mph). Records reach NCEI about 120 days after the month ends.
What was the most damaging wind event recorded in Boone County?
The high wind of 10 Nov 1998, with property damage estimated by NCEI at $300K and crop damage at $5K.
How does Boone County compare with Iowa for wind?
45.4 events per 100 square miles against 37.3 statewide; the county holds 259 of the state's 20,854 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.