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Wind in Marshall County, Iowa

257 damaging wind events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Thunderstorm Wind, High Wind, Strong Wind.

257 events · 0 deaths recorded · peak month June · county share of state 1.2%

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Wind event locations in and around Marshall County. Dots: Wind event locations in the kept record. Boundaries: US Census Bureau.

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.

Marshall County, Iowa, has 257 wind events in the NCEI record since 1950, with at least one in 48 different years.

June is the busiest month, with 56 of the recorded events. The last 20 years account for 133 events against 100 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 44.9 per 100 square miles compares with 37.3 statewide.

187 wind reports with a measured or estimated speed reached the 58 mph severe threshold, and 41 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

MeasureMarshall CountyIowaUS
Wind events since 195025720,854701,953
Per 100 square miles44.937.319.9
Per 10,000 residents64.565.321.1
Deaths recorded0252,166
Busiest monthJuneJuneJune

By year

195019882026
Wind events recorded in Marshall County per year, 1950 to 2026 (2026 is partial).

Seasonality

Jan
5
Feb
3
Mar
16
Apr
26
May
47
Jun
56
Jul
49
Aug
35
Sep
7
Oct
5
Nov
4
Dec
4
Wind events in Marshall County by month of occurrence, all years.

Magnitude distribution

under 58 mph68
58–73 mph146
74–95 mph34
96 mph and over7
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 168 events kept for this page are the 120 most recent plus the 80 with the most damage, deaths or injuries out of 257. Magnitude is hail size, tornado rating or wind speed as recorded.

DateEvent typeMagnitudeProperty damageCrop damageDeathsInjuriesGeography
29 Jul 2025Thunderstorm Wind58 mph————County
20 Jun 2025Thunderstorm Wind60 mph————County
20 Jun 2025Thunderstorm Wind62 mph————County
20 Jun 2025Thunderstorm Wind58 mph————County
20 Jun 2025Thunderstorm Wind60 mph————County
2 Apr 2025High Wind58 mph————Forecast zone
5 Mar 2025High Wind60 mph————Forecast zone
28 Feb 2025High Wind40 mph————Forecast zone
30 Oct 2024Thunderstorm Wind60 mph$5K———County
10 Jul 2024Thunderstorm Wind69 mph————County
18 Jun 2024Thunderstorm Wind68 mph————County
27 May 2024Thunderstorm Wind60 mph————County
21 May 2024Thunderstorm Wind64 mph————County
7 May 2024Thunderstorm Wind58 mph————County
7 May 2024Thunderstorm Wind63 mph————County
3 Apr 2024High Wind58 mph————Forecast zone
28 Jul 2023Thunderstorm Wind77 mph————County
28 Jul 2023Thunderstorm Wind93 mph————County
28 Jul 2023Thunderstorm Wind81 mph————County
13 Jul 2023Thunderstorm Wind72 mph————County
2 Jun 2023Thunderstorm Wind58 mph————County
4 Apr 2023High Wind58 mph————Forecast zone
15 Jun 2022Thunderstorm Wind58 mph————County
30 Apr 2022High Wind61 mph————Forecast zone
23 Apr 2022Thunderstorm Wind59 mph————County
23 Apr 2022Thunderstorm Wind58 mph————County
14 Apr 2022High Wind62 mph————Forecast zone
25 Mar 2022High Wind58 mph————Forecast zone
15 Dec 2021High Wind81 mph————Forecast zone
15 Dec 2021Thunderstorm Wind70 mph$25K———County
15 Dec 2021Thunderstorm Wind81 mph————County
24 Aug 2021Thunderstorm Wind58 mph————County
10 Aug 2020Thunderstorm Wind96 mph————County
10 Aug 2020Thunderstorm Wind100 mph————County
10 Aug 2020Thunderstorm Wind100 mph————County
10 Aug 2020Thunderstorm Wind100 mph————County
10 Aug 2020Thunderstorm Wind91 mph————County
10 Aug 2020Thunderstorm Wind99 mph————County
10 Aug 2020Thunderstorm Wind96 mph————County
10 Aug 2020Thunderstorm Wind106 mph————County
10 Aug 2020Thunderstorm Wind75 mph————County
10 Aug 2020Thunderstorm Wind85 mph————County
9 Sep 2019Thunderstorm Wind59 mph————County
15 Jun 2019Thunderstorm Wind68 mph————County
15 Jun 2019Thunderstorm Wind64 mph$20K———County
16 May 2019Thunderstorm Wind62 mph————County
11 Apr 2019High Wind59 mph————Forecast zone
20 Oct 2018High Wind60 mph————Forecast zone
6 Jun 2018Thunderstorm Wind64 mph————County
29 Jun 2017Thunderstorm Wind59 mph————County
16 Jun 2017Thunderstorm Wind60 mph————County
17 May 2017Thunderstorm Wind69 mph$15K———County
17 May 2017Thunderstorm Wind69 mph$20K———County
17 May 2017Thunderstorm Wind64 mph$2K———County
17 May 2017Thunderstorm Wind64 mph————County
17 May 2017Thunderstorm Wind60 mph————County
17 May 2017Thunderstorm Wind59 mph————County
17 May 2017Thunderstorm Wind69 mph$5K———County
17 May 2017Thunderstorm Wind59 mph————County
17 May 2017Thunderstorm Wind70 mph$100K———County
17 May 2017Thunderstorm Wind69 mph————County
6 Mar 2017Thunderstorm Wind63 mph————County
6 Mar 2017Thunderstorm Wind64 mph————County
4 Aug 2016Thunderstorm Wind64 mph————County
11 Jun 2016Thunderstorm Wind62 mph————County
26 May 2016Thunderstorm Wind75 mph$20K———County
26 May 2016Thunderstorm Wind70 mph$15K———County
26 May 2016Thunderstorm Wind78 mph————County
19 Feb 2016High Wind59 mph————Forecast zone
11 Nov 2015High Wind40 mph————Forecast zone
9 Aug 2015Thunderstorm Wind58 mph$15K———County
28 Jul 2015Thunderstorm Wind64 mph$20K———County
18 Apr 2015Thunderstorm Wind70 mph$50K———County
30 Jun 2014Thunderstorm Wind75 mph$100K$5K——County
27 Jun 2014Thunderstorm Wind75 mph$200K———County
26 Jan 2014High Wind61 mph$25K———Forecast zone
22 Jul 2013Thunderstorm Wind64 mph$10K———County
22 Jul 2013Thunderstorm Wind60 mph$5K———County
22 Jul 2013Thunderstorm Wind64 mph$15K———County
24 Jun 2013Thunderstorm Wind63 mph$5K———County
29 May 2013Thunderstorm Wind60 mph————County
29 May 2013Thunderstorm Wind68 mph$5K———County
27 May 2013High Wind60 mph$5K———Forecast zone
20 May 2013Thunderstorm Wind60 mph$3K———County
20 May 2013Thunderstorm Wind60 mph$5K———County
20 May 2013Thunderstorm Wind70 mph$2K———County
19 May 2013Thunderstorm Wind60 mph————County
19 May 2013Thunderstorm Wind60 mph$3K———County
19 May 2013Thunderstorm Wind63 mph$2K———County
7 Sep 2012Thunderstorm Wind60 mph$10K———County
25 Jul 2012Thunderstorm Wind64 mph$5K$10K——County
25 Jul 2012Thunderstorm Wind63 mph————County
20 Jun 2012Thunderstorm Wind70 mph$15K———County
2 May 2012Thunderstorm Wind70 mph$15K———County
29 Mar 2012High Wind58 mph————Forecast zone
1 Jan 2012High Wind59 mph$25K———Forecast zone
11 Jul 2011Thunderstorm Wind81 mph$50K$50K——County
11 Jul 2011Thunderstorm Wind98 mph$500K$50K——County
11 Jul 2011Thunderstorm Wind86 mph$50K$100K——County
11 Jul 2011Thunderstorm Wind81 mph$50K$50K——County
11 Jul 2011Thunderstorm Wind75 mph$40K$50K——County
11 Jul 2011Thunderstorm Wind86 mph$150K$250K——County
26 Jun 2011Thunderstorm Wind60 mph$5K———County
13 Jun 2011High Wind40 mph$20K———Forecast zone
24 May 2011Thunderstorm Wind60 mph————County
27 Oct 2010High Wind59 mph$25K———Forecast zone
8 Aug 2010Thunderstorm Wind60 mph$2K———County
8 Aug 2010Thunderstorm Wind64 mph$25K———County
2 May 2010Thunderstorm Wind71 mph$5K———County
9 Aug 2009Thunderstorm Wind75 mph$10K$25K——County
23 Jun 2009Thunderstorm Wind60 mph$2K———County
23 Jun 2009Thunderstorm Wind58 mph$2K———County
19 Jun 2009Thunderstorm Wind60 mph$3K———County
19 Jun 2009Thunderstorm Wind94 mph$25K$100K——County
19 Jun 2009Thunderstorm Wind60 mph$3K———County
17 Jun 2009Thunderstorm Wind66 mph$15K———County
8 May 2009Thunderstorm Wind64 mph————County
26 Apr 2009Thunderstorm Wind64 mph$25K———County
26 Oct 2008High Wind62 mph$25K$25K——Forecast zone
12 Jul 2008Thunderstorm Wind60 mph$1K———County
6 Jun 2008Thunderstorm Wind70 mph$15K———County
5 Jun 2008Thunderstorm Wind77 mph$20K———County
5 Jun 2008Thunderstorm Wind66 mph$15K———County
18 Jul 2007Thunderstorm Wind75 mph$30K$50K——County
18 Jul 2007Thunderstorm Wind60 mph$3K$50K——County
27 May 2006High Wind81 mph$50K———Forecast zone
12 Nov 2005High Wind40 mph$50K———Forecast zone
20 Jun 2005Thunderstorm Wind70 mph$25K———County
8 Jun 2005High Wind58 mph$20K———Forecast zone
12 Dec 2004High Wind46 mph$50K———Forecast zone
26 Aug 2004Thunderstorm Wind75 mph$20K$3K——County
3 Aug 2004Thunderstorm Wind66 mph$100K$5K——County
3 Aug 2004Thunderstorm Wind66 mph$50K$5K——County
3 Aug 2004Thunderstorm Wind66 mph$25K$5K——County
3 Aug 2004Thunderstorm Wind70 mph$25K$5K——County
24 May 2004High Wind46 mph$25K———Forecast zone
22 May 2004Thunderstorm Wind92 mph$25K———County
27 Apr 2004High Wind40 mph$75K———Forecast zone
18 Apr 2004High Wind40 mph$80K———Forecast zone
12 Nov 2003High Wind58 mph$50K———Forecast zone
30 May 2003High Wind40 mph$25K———Forecast zone
17 Aug 2002Thunderstorm Wind62 mph$10K$5K——County
9 Mar 2002Thunderstorm Wind81 mph$50K———County
9 Mar 2002High Wind—$50K———Forecast zone
9 Mar 2002Thunderstorm Wind70 mph$30K———County
7 Sep 2001Thunderstorm Wind66 mph$10K$3K——County
8 Jul 2001Thunderstorm Wind75 mph$15K$5K——County
8 Jul 2001Thunderstorm Wind70 mph$10K$3K——County
8 Jul 2001Thunderstorm Wind70 mph$10K$2K——County
8 Jul 2001Thunderstorm Wind70 mph$10K$2K——County
7 Apr 2001High Wind58 mph$50K———Forecast zone
14 Sep 2000Thunderstorm Wind79 mph$100K$75K——County
13 Jun 2000Thunderstorm Wind79 mph$75K$5K——County
13 Jun 2000Thunderstorm Wind64 mph$25K$1K——County
10 May 1999High Wind58 mph$25K———Forecast zone
17 Mar 1999High Wind58 mph$30K———Forecast zone
10 Nov 1998High Wind70 mph$300K$5K——Forecast zone
29 Jun 1998Thunderstorm Wind79 mph$75K$10K——County
29 Jun 1998Thunderstorm Wind70 mph$50K$1K——County
29 Jun 1998Thunderstorm Wind64 mph$20K$1K——County
29 Jun 1998Thunderstorm Wind66 mph$10K$1K——County
18 Jun 1998Thunderstorm Wind64 mph$20K$3K——County
12 Apr 1998High Wind—$50K———Forecast zone
15 Jun 1997Thunderstorm Wind63 mph$10K———County
5 Apr 1997Thunderstorm Wind63 mph$50K———County
4 Jul 1995Thunderstorm Wind58 mph$10K$1K——County
14 Apr 1994Thunderstorm Wind69 mph$50K———County
14 Apr 1994Thunderstorm Wind70 mph$50K———County

Questions and answers

How many wind events has Marshall County had?

257 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 Marshall County?

29 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 Marshall County?

The thunderstorm wind of 11 Jul 2011, with property damage estimated by NCEI at $500K and crop damage at $50K.

How does Marshall County compare with Iowa for wind?

44.9 events per 100 square miles against 37.3 statewide; the county holds 257 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.