States › Iowa › Sioux County › Hail
Hail in Sioux County, Iowa
261 hail events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Hail.
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.
Sioux County, Iowa, has 261 hail events in the NCEI record since 1950, with at least one in 44 different years.
June is the busiest month, with 71 of the recorded events. The last 20 years account for 137 events against 104 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.6% of the 15,950 hail events recorded in Iowa; its 34.0 per 100 square miles compares with 28.6 statewide.
53 of the hail reports with a recorded size were golf-ball size (1.75 inches) or larger; the largest recorded stone was 2.75 inches (baseball size).
Compared with Iowa
| Measure | Sioux County | Iowa | US |
|---|---|---|---|
| Hail events since 1950 | 261 | 15,950 | 424,356 |
| Per 100 square miles | 34.0 | 28.6 | 12.0 |
| Per 10,000 residents | 72.7 | 50.0 | 12.8 |
| Deaths recorded | 0 | 4 | 29 |
| Busiest month | June | June | May |
By year
Seasonality
0Feb
0Mar
5Apr
17May
39Jun
71Jul
57Aug
41Sep
24Oct
6Nov
1Dec
0
Magnitude distribution
NWS hail-size descriptors
- under 1 in
- pea to quarter
- 1–1.74 in
- quarter to golf ball
- 1.75–2.74 in
- golf ball to baseball
- 2.75–3.99 in
- baseball to softball
- 4 in and larger
- softball and larger
Hail size in inches as recorded by NCEI; events without a size are not binned.
Recorded events
The 195 events kept for this page are the 120 most recent plus the 80 with the most damage, deaths or injuries out of 261. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 28 Jun 2026 | Hail | 0.75 in | — | — | — | — | County |
| 28 Jun 2026 | Hail | 1.00 in | — | — | — | — | County |
| 28 Jun 2026 | Hail | 1.50 in | — | — | — | — | County |
| 18 May 2026 | Hail | 1.00 in | — | — | — | — | County |
| 17 May 2026 | Hail | 0.75 in | — | — | — | — | County |
| 21 Sep 2025 | Hail | 1.75 in | — | — | — | — | County |
| 21 Sep 2025 | Hail | 0.75 in | — | — | — | — | County |
| 14 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jun 2025 | Hail | 1.50 in | — | — | — | — | County |
| 2 Jun 2025 | Hail | 0.75 in | — | — | — | — | County |
| 2 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jun 2025 | Hail | 0.88 in | — | — | — | — | County |
| 2 Jun 2025 | Hail | 1.75 in | — | — | — | — | County |
| 30 Jul 2024 | Hail | 0.75 in | — | — | — | — | County |
| 2 Jun 2024 | Hail | 1.25 in | — | — | — | — | County |
| 10 Jul 2023 | Hail | 1.50 in | — | — | — | — | County |
| 10 Jul 2023 | Hail | 1.00 in | — | $319K | — | — | County |
| 3 Jul 2023 | Hail | 0.88 in | — | — | — | — | County |
| 3 Jul 2023 | Hail | 1.00 in | — | — | — | — | County |
| 31 May 2023 | Hail | 0.88 in | — | — | — | — | County |
| 19 Apr 2023 | Hail | 1.00 in | — | — | — | — | County |
| 18 Aug 2022 | Hail | 2.50 in | — | $10K | — | — | County |
| 18 Aug 2022 | Hail | 1.00 in | — | — | — | — | County |
| 18 Aug 2022 | Hail | 1.75 in | — | — | — | — | County |
| 22 Jul 2022 | Hail | 0.75 in | — | — | — | — | County |
| 30 Aug 2021 | Hail | 1.00 in | — | $200K | — | — | County |
| 27 Aug 2021 | Hail | 1.00 in | $10K | $180K | — | — | County |
| 9 Jul 2021 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jul 2021 | Hail | 1.00 in | — | $500K | — | — | County |
| 4 Jun 2020 | Hail | 0.75 in | — | — | — | — | County |
| 12 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 12 Jul 2019 | Hail | 0.75 in | — | — | — | — | County |
| 12 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 28 Aug 2018 | Hail | 1.00 in | — | — | — | — | County |
| 28 Aug 2018 | Hail | 0.88 in | — | — | — | — | County |
| 28 Aug 2018 | Hail | 1.50 in | — | — | — | — | County |
| 27 Aug 2018 | Hail | 1.00 in | — | — | — | — | County |
| 27 Aug 2018 | Hail | 1.25 in | — | — | — | — | County |
| 27 Aug 2018 | Hail | 1.75 in | — | — | — | — | County |
| 27 Aug 2018 | Hail | 0.75 in | — | — | — | — | County |
| 5 Aug 2018 | Hail | 1.25 in | — | — | — | — | County |
| 1 May 2018 | Hail | 1.00 in | — | — | — | — | County |
| 1 May 2018 | Hail | 0.88 in | — | — | — | — | County |
| 1 May 2018 | Hail | 0.88 in | — | — | — | — | County |
| 22 Jul 2017 | Hail | 1.00 in | — | — | — | — | County |
| 29 Jun 2017 | Hail | 1.00 in | — | — | — | — | County |
| 29 Jun 2017 | Hail | 1.00 in | — | — | — | — | County |
| 29 Jun 2017 | Hail | 1.25 in | — | — | — | — | County |
| 29 Jun 2017 | Hail | 1.00 in | — | — | — | — | County |
| 16 Aug 2016 | Hail | 1.25 in | — | — | — | — | County |
| 13 Jul 2016 | Hail | 0.88 in | — | — | — | — | County |
| 13 Jul 2016 | Hail | 1.00 in | — | — | — | — | County |
| 10 Jun 2016 | Hail | 1.00 in | — | — | — | — | County |
| 23 May 2016 | Hail | 1.00 in | — | — | — | — | County |
| 10 May 2015 | Hail | 0.88 in | — | — | — | — | County |
| 19 Sep 2014 | Hail | 1.00 in | — | — | — | — | County |
| 19 Sep 2014 | Hail | 1.50 in | — | — | — | — | County |
| 19 Sep 2014 | Hail | 1.00 in | — | — | — | — | County |
| 19 Sep 2014 | Hail | 1.00 in | — | — | — | — | County |
| 30 Jun 2014 | Hail | 0.75 in | — | — | — | — | County |
| 26 Jun 2014 | Hail | 0.75 in | — | — | — | — | County |
| 26 Jun 2014 | Hail | 1.00 in | — | — | — | — | County |
| 26 Jun 2014 | Hail | 1.00 in | — | — | — | — | County |
| 16 Jun 2014 | Hail | 1.25 in | — | — | — | — | County |
| 16 Jun 2014 | Hail | 1.00 in | — | — | — | — | County |
| 5 Jun 2014 | Hail | 0.88 in | — | — | — | — | County |
| 5 Jun 2014 | Hail | 1.00 in | — | — | — | — | County |
| 11 May 2014 | Hail | 1.00 in | — | — | — | — | County |
| 11 May 2014 | Hail | 1.75 in | — | — | — | — | County |
| 8 Aug 2012 | Hail | 0.75 in | — | — | — | — | County |
| 25 Jul 2012 | Hail | 1.75 in | — | — | — | — | County |
| 25 Jul 2012 | Hail | 1.00 in | — | — | — | — | County |
| 25 Jul 2012 | Hail | 1.25 in | — | — | — | — | County |
| 25 Jul 2012 | Hail | 1.75 in | — | — | — | — | County |
| 25 Jul 2012 | Hail | 1.75 in | — | — | — | — | County |
| 25 Jul 2012 | Hail | 1.50 in | — | — | — | — | County |
| 25 Jul 2012 | Hail | 1.00 in | — | — | — | — | County |
| 25 Jul 2012 | Hail | 2.00 in | — | — | — | — | County |
| 25 Jul 2012 | Hail | 2.00 in | — | — | — | — | County |
| 27 May 2012 | Hail | 1.00 in | — | — | — | — | County |
| 27 May 2012 | Hail | 1.00 in | — | — | — | — | County |
| 27 May 2012 | Hail | 0.75 in | — | — | — | — | County |
| 4 May 2012 | Hail | 1.25 in | — | — | — | — | County |
| 4 May 2012 | Hail | 0.75 in | — | — | — | — | County |
| 4 May 2012 | Hail | 1.00 in | — | — | — | — | County |
| 4 May 2012 | Hail | 1.25 in | — | — | — | — | County |
| 1 May 2012 | Hail | 1.50 in | — | — | — | — | County |
| 22 Aug 2011 | Hail | 1.50 in | — | — | — | — | County |
| 22 Aug 2011 | Hail | 1.50 in | — | — | — | — | County |
| 11 May 2011 | Hail | 1.00 in | — | — | — | — | County |
| 11 May 2011 | Hail | 1.00 in | — | — | — | — | County |
| 22 Sep 2010 | Hail | 1.00 in | — | — | — | — | County |
| 22 Sep 2010 | Hail | 1.00 in | — | — | — | — | County |
| 22 Sep 2010 | Hail | 1.00 in | — | — | — | — | County |
| 26 Jun 2010 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jun 2010 | Hail | 0.75 in | — | — | — | — | County |
| 1 Jun 2010 | Hail | 0.75 in | — | — | — | — | County |
| 24 Apr 2010 | Hail | 0.75 in | — | — | — | — | County |
| 24 Apr 2010 | Hail | 1.00 in | — | — | — | — | County |
| 24 Apr 2010 | Hail | 1.75 in | — | — | — | — | County |
| 19 Aug 2009 | Hail | 1.25 in | — | — | — | — | County |
| 19 Aug 2009 | Hail | 0.88 in | — | — | — | — | County |
| 19 Aug 2009 | Hail | 0.75 in | — | — | — | — | County |
| 10 Jul 2009 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jul 2009 | Hail | 1.75 in | — | — | — | — | County |
| 9 Jul 2009 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jul 2009 | Hail | 1.75 in | — | — | — | — | County |
| 9 Jul 2009 | Hail | 1.75 in | — | — | — | — | County |
| 9 Jul 2009 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jul 2009 | Hail | 1.00 in | — | — | — | — | County |
| 7 Jul 2009 | Hail | 1.00 in | — | — | — | — | County |
| 25 Jun 2009 | Hail | 1.00 in | — | — | — | — | County |
| 24 Jun 2009 | Hail | 0.88 in | — | — | — | — | County |
| 24 Jun 2009 | Hail | 1.00 in | — | — | — | — | County |
| 23 Jun 2009 | Hail | 0.75 in | — | — | — | — | County |
| 6 May 2009 | Hail | 0.75 in | — | — | — | — | County |
| 23 Mar 2009 | Hail | 0.75 in | — | — | — | — | County |
| 19 Jul 2008 | Hail | 0.75 in | — | — | — | — | County |
| 26 Jun 2008 | Hail | 0.88 in | — | — | — | — | County |
| 26 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 26 Jun 2008 | Hail | 1.75 in | $5K | — | — | — | County |
| 1 Oct 2002 | Hail | 1.50 in | — | $2.0M | — | — | County |
| 1 Oct 2002 | Hail | 0.75 in | — | — | — | — | County |
| 1 Oct 2002 | Hail | 1.00 in | — | — | — | — | County |
| 1 Oct 2002 | Hail | 0.88 in | — | — | — | — | County |
| 17 Aug 2001 | Hail | 1.75 in | — | — | — | — | County |
| 17 Aug 2001 | Hail | 1.00 in | — | — | — | — | County |
| 17 Aug 2001 | Hail | 0.75 in | — | — | — | — | County |
| 13 Jun 2001 | Hail | 0.75 in | — | — | — | — | County |
| 13 Jun 2001 | Hail | 1.75 in | — | — | — | — | County |
| 13 Jun 2001 | Hail | 0.88 in | — | — | — | — | County |
| 12 Jun 2001 | Hail | 0.88 in | — | — | — | — | County |
| 12 Jun 2001 | Hail | 0.88 in | — | — | — | — | County |
| 12 Jun 2001 | Hail | 1.75 in | — | — | — | — | County |
| 12 Jun 2001 | Hail | 1.50 in | — | — | — | — | County |
| 12 Jun 2001 | Hail | 1.00 in | — | — | — | — | County |
| 12 Jun 2001 | Hail | 0.88 in | — | — | — | — | County |
| 11 Jun 2001 | Hail | 0.75 in | — | — | — | — | County |
| 11 Jun 2001 | Hail | 1.00 in | — | — | — | — | County |
| 11 Jun 2001 | Hail | 1.75 in | — | — | — | — | County |
| 30 Apr 2001 | Hail | 1.00 in | — | — | — | — | County |
| 20 Apr 2001 | Hail | 0.75 in | — | — | — | — | County |
| 20 Apr 2001 | Hail | 1.50 in | — | — | — | — | County |
| 20 Apr 2001 | Hail | 0.75 in | — | — | — | — | County |
| 20 Apr 2001 | Hail | 0.75 in | — | — | — | — | County |
| 20 Apr 2001 | Hail | 0.88 in | — | — | — | — | County |
| 20 Apr 2001 | Hail | 0.75 in | — | — | — | — | County |
| 13 Apr 2001 | Hail | 1.00 in | — | — | — | — | County |
| 10 Apr 2001 | Hail | 0.75 in | — | — | — | — | County |
| 10 Apr 2001 | Hail | 0.75 in | — | — | — | — | County |
| 8 Aug 2000 | Hail | 0.88 in | — | — | — | — | County |
| 8 Aug 2000 | Hail | 0.88 in | — | — | — | — | County |
| 7 Aug 2000 | Hail | 1.00 in | — | — | — | — | County |
| 7 Aug 2000 | Hail | 0.88 in | — | — | — | — | County |
| 6 Aug 2000 | Hail | 1.00 in | — | — | — | — | County |
| 6 Aug 2000 | Hail | 1.25 in | — | — | — | — | County |
| 25 Jul 2000 | Hail | 1.75 in | — | — | — | — | County |
| 15 May 2000 | Hail | 1.00 in | — | — | — | — | County |
| 15 May 2000 | Hail | 1.50 in | — | — | — | — | County |
| 5 Jun 1999 | Hail | 1.00 in | — | — | — | — | County |
| 15 May 1998 | Hail | 0.75 in | — | — | — | — | County |
| 1 Jul 1997 | Hail | 1.00 in | — | — | — | — | County |
| 1 Jul 1996 | Hail | 1.75 in | — | — | — | — | County |
| 19 Jun 1996 | Hail | 2.50 in | $300K | $1.0M | — | — | County |
| 17 May 1996 | Hail | 1.00 in | — | — | — | — | County |
| 17 May 1996 | Hail | 0.75 in | — | — | — | — | County |
| 23 Jul 1995 | Hail | 0.00 in | — | — | — | — | County |
| 14 Jul 1995 | Hail | 1.25 in | — | $10K | — | — | County |
| 20 Sep 1994 | Hail | 0.75 in | $5K | $5K | — | — | County |
| 10 May 1992 | Hail | 0.75 in | — | — | — | — | County |
| 18 Jul 1990 | Hail | 1.75 in | — | — | — | — | County |
| 28 Jun 1990 | Hail | 2.50 in | — | — | — | — | County |
| 28 Jun 1990 | Hail | 2.00 in | — | — | — | — | County |
| 21 Aug 1989 | Hail | 1.75 in | — | — | — | — | County |
| 4 Jul 1989 | Hail | 1.75 in | — | — | — | — | County |
| 7 Aug 1984 | Hail | 1.75 in | — | — | — | — | County |
| 7 Aug 1984 | Hail | 2.75 in | — | — | — | — | County |
| 26 Apr 1984 | Hail | 1.75 in | — | — | — | — | County |
| 5 Sep 1983 | Hail | 2.75 in | — | — | — | — | County |
| 5 Sep 1983 | Hail | 1.75 in | — | — | — | — | County |
| 5 Sep 1983 | Hail | 1.75 in | — | — | — | — | County |
| 3 Sep 1980 | Hail | 2.75 in | — | — | — | — | County |
| 3 Sep 1980 | Hail | 1.75 in | — | — | — | — | County |
| 19 Jul 1980 | Hail | 1.75 in | — | — | — | — | County |
| 20 Aug 1979 | Hail | 1.75 in | — | — | — | — | County |
| 29 Mar 1979 | Hail | 1.50 in | — | — | — | — | County |
| 5 Jul 1978 | Hail | 1.75 in | — | — | — | — | County |
| 5 Jul 1978 | Hail | 2.00 in | — | — | — | — | County |
| 5 Jul 1978 | Hail | 2.75 in | — | — | — | — | County |
| 25 Jun 1978 | Hail | 1.75 in | — | — | — | — | County |
| 25 Jun 1978 | Hail | 1.50 in | — | — | — | — | County |
| 23 Sep 1977 | Hail | 1.75 in | — | — | — | — | County |
| 21 Aug 1975 | Hail | 2.75 in | — | — | — | — | County |
| 29 Jul 1963 | Hail | 2.00 in | — | — | — | — | County |
| 14 Jul 1961 | Hail | 2.50 in | — | — | — | — | County |
Questions and answers
How many hail events has Sioux County had?
261 events in the NCEI Storm Events record between 1950 and 2026. Reporting of hail became far more complete after 1996, so early decades undercount.
When was the last recorded hail event in Sioux County?
28 Jun 2026 (Hail, 1.50 in). Records reach NCEI about 120 days after the month ends.
What was the most damaging hail event recorded in Sioux County?
The hail of 1 Oct 2002, with property damage estimated by NCEI at $0 and crop damage at $2.0M.
How does Sioux County compare with Iowa for hail?
34.0 events per 100 square miles against 28.6 statewide; the county holds 261 of the state's 15,950 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 Hail hub and the county page.