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Hail in Sioux County, North Dakota
113 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, North Dakota, has 113 hail events in the NCEI record since 1950, with at least one in 31 different years.
July is the busiest month, with 43 of the recorded events. The last 20 years account for 81 events against 24 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.1% of the 10,026 hail events recorded in North Dakota; its 10.3 per 100 square miles compares with 14.5 statewide.
33 of the hail reports with a recorded size were golf-ball size (1.75 inches) or larger; the largest recorded stone was 5.00 inches (grapefruit size).
Compared with North Dakota
| Measure | Sioux County | North Dakota | US |
|---|---|---|---|
| Hail events since 1950 | 113 | 10,026 | 424,356 |
| Per 100 square miles | 10.3 | 14.5 | 12.0 |
| Per 10,000 residents | 302.3 | 129.4 | 12.8 |
| Deaths recorded | 0 | 0 | 29 |
| Busiest month | July | July | May |
By year
Seasonality
0Feb
0Mar
0Apr
0May
16Jun
33Jul
43Aug
18Sep
3Oct
0Nov
0Dec
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
All 113 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 |
|---|---|---|---|---|---|---|---|
| 12 Sep 2025 | Hail | 1.50 in | — | — | — | — | County |
| 12 Sep 2025 | Hail | 1.25 in | — | — | — | — | County |
| 12 Sep 2025 | Hail | 1.00 in | — | — | — | — | County |
| 28 Aug 2024 | Hail | 1.00 in | — | — | — | — | County |
| 28 Aug 2024 | Hail | 1.75 in | — | — | — | — | County |
| 19 May 2024 | Hail | 1.00 in | — | — | — | — | County |
| 19 May 2024 | Hail | 1.75 in | — | — | — | — | County |
| 19 May 2024 | Hail | 1.50 in | — | — | — | — | County |
| 19 May 2024 | Hail | 1.50 in | — | — | — | — | County |
| 1 Aug 2023 | Hail | 1.00 in | $30K | — | — | — | County |
| 30 Jul 2023 | Hail | 1.00 in | — | — | — | — | County |
| 30 Jul 2023 | Hail | 1.25 in | — | — | — | — | County |
| 30 Jul 2023 | Hail | 1.50 in | — | — | — | — | County |
| 8 Jun 2021 | Hail | 1.75 in | — | — | — | — | County |
| 17 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 17 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 16 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jul 2019 | Hail | 0.75 in | — | — | — | — | County |
| 2 Jul 2019 | Hail | 0.88 in | — | — | — | — | County |
| 3 Jul 2018 | Hail | 1.00 in | — | — | — | — | County |
| 31 May 2018 | Hail | 1.00 in | — | — | — | — | County |
| 17 May 2018 | Hail | 1.00 in | — | — | — | — | County |
| 15 May 2018 | Hail | 1.00 in | — | — | — | — | County |
| 26 Jul 2016 | Hail | 1.00 in | — | — | — | — | County |
| 22 Jul 2016 | Hail | 0.88 in | — | — | — | — | County |
| 22 Jul 2016 | Hail | 1.00 in | — | — | — | — | County |
| 22 Jul 2016 | Hail | 1.00 in | — | — | — | — | County |
| 22 Jul 2016 | Hail | 1.00 in | — | — | — | — | County |
| 16 Jul 2016 | Hail | 1.75 in | — | — | — | — | County |
| 11 Jul 2016 | Hail | 1.50 in | — | — | — | — | County |
| 10 Jul 2016 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jul 2016 | Hail | 2.00 in | $20K | $20K | — | — | County |
| 21 Jun 2016 | Hail | 1.00 in | — | — | — | — | County |
| 25 May 2016 | Hail | 1.00 in | — | — | — | — | County |
| 25 May 2016 | Hail | 0.88 in | — | — | — | — | County |
| 14 Jun 2015 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jun 2015 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jun 2015 | Hail | 1.75 in | — | — | — | — | County |
| 2 Jun 2015 | Hail | 1.75 in | — | — | — | — | County |
| 21 Jul 2014 | Hail | 1.00 in | — | — | — | — | County |
| 18 Jun 2014 | Hail | 0.88 in | — | — | — | — | County |
| 4 Aug 2013 | Hail | 0.88 in | — | — | — | — | County |
| 21 Jun 2013 | Hail | 1.75 in | — | — | — | — | County |
| 30 Jun 2012 | Hail | 1.00 in | — | — | — | — | County |
| 30 Jun 2012 | Hail | 1.00 in | — | — | — | — | County |
| 30 Jun 2012 | Hail | 1.75 in | — | — | — | — | County |
| 30 Jun 2012 | Hail | 1.75 in | — | — | — | — | County |
| 18 Aug 2011 | Hail | 1.00 in | — | — | — | — | County |
| 18 Jul 2011 | Hail | 1.00 in | — | — | — | — | County |
| 10 Jul 2011 | Hail | 1.00 in | — | — | — | — | County |
| 10 Jul 2011 | Hail | 1.75 in | — | — | — | — | County |
| 10 Jul 2011 | Hail | 2.00 in | — | — | — | — | County |
| 2 Jun 2011 | Hail | 0.75 in | — | — | — | — | County |
| 31 Jul 2010 | Hail | 1.50 in | — | — | — | — | County |
| 14 Jul 2010 | Hail | 4.25 in | $100K | $150K | — | — | County |
| 14 Jul 2010 | Hail | 1.75 in | $50K | $50K | — | — | County |
| 14 Jul 2010 | Hail | 4.25 in | $100K | $400K | — | — | County |
| 13 Jul 2010 | Hail | 5.00 in | $1.5M | $500K | — | 2 | County |
| 13 Jul 2010 | Hail | 4.25 in | $750K | $250K | — | — | County |
| 27 Jun 2009 | Hail | 0.88 in | — | — | — | — | County |
| 27 Jun 2009 | Hail | 0.88 in | — | — | — | — | County |
| 26 Aug 2008 | Hail | 0.75 in | — | — | — | — | County |
| 10 Jul 2008 | Hail | 1.00 in | — | — | — | — | County |
| 26 Jun 2008 | Hail | 0.75 in | — | — | — | — | County |
| 26 Jun 2008 | Hail | 0.88 in | — | — | — | — | County |
| 26 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 24 Jun 2008 | Hail | 1.75 in | — | — | — | — | County |
| 24 Jun 2008 | Hail | 1.75 in | — | — | — | — | County |
| 18 Jun 2008 | Hail | 1.75 in | — | — | — | — | County |
| 18 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 11 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 27 Aug 2007 | Hail | 1.00 in | — | — | — | — | County |
| 10 Aug 2007 | Hail | 1.50 in | — | — | — | — | County |
| 10 Aug 2007 | Hail | 1.75 in | — | — | — | — | County |
| 10 Aug 2007 | Hail | 0.88 in | — | — | — | — | County |
| 1 Jul 2007 | Hail | 1.25 in | — | — | — | — | County |
| 10 Jun 2007 | Hail | 0.75 in | — | — | — | — | County |
| 10 Jun 2007 | Hail | 0.75 in | — | — | — | — | County |
| 25 May 2007 | Hail | 0.75 in | — | — | — | — | County |
| 25 May 2007 | Hail | 2.00 in | — | — | — | — | County |
| 24 Aug 2006 | Hail | 1.00 in | — | — | — | — | County |
| 24 Aug 2006 | Hail | 3.00 in | — | — | — | — | County |
| 10 Aug 2006 | Hail | 1.00 in | — | — | — | — | County |
| 26 May 2006 | Hail | 0.75 in | — | — | — | — | County |
| 7 Jun 2005 | Hail | 0.75 in | — | — | — | — | County |
| 7 Jun 2005 | Hail | 0.88 in | — | — | — | — | County |
| 1 Aug 2004 | Hail | 1.75 in | — | — | — | — | County |
| 13 Jul 2003 | Hail | 1.00 in | — | — | — | — | County |
| 3 Jul 2003 | Hail | 1.50 in | — | — | — | — | County |
| 31 Aug 2002 | Hail | 1.75 in | — | — | — | — | County |
| 26 Aug 2002 | Hail | 0.75 in | — | — | — | — | County |
| 11 Aug 2002 | Hail | 1.00 in | — | — | — | — | County |
| 19 Jul 2001 | Hail | 0.75 in | — | — | — | — | County |
| 3 Jul 2001 | Hail | 1.25 in | — | — | — | — | County |
| 9 Jun 2001 | Hail | 0.75 in | — | — | — | — | County |
| 9 Jun 2001 | Hail | 0.75 in | — | — | — | — | County |
| 3 Jun 1999 | Hail | 1.75 in | $5K | — | — | — | County |
| 10 Jul 1996 | Hail | 0.75 in | — | — | — | — | County |
| 31 May 1996 | Hail | 1.00 in | — | — | — | — | County |
| 12 Aug 1995 | Hail | 0.75 in | — | — | — | — | County |
| 4 Jul 1994 | Hail | 2.75 in | $500K | $50K | — | — | County |
| 7 Jul 1990 | Hail | 2.50 in | — | — | — | — | County |
| 19 Jul 1987 | Hail | 1.50 in | — | — | — | — | County |
| 19 Jul 1987 | Hail | 1.00 in | — | — | — | — | County |
| 27 Jun 1986 | Hail | 0.75 in | — | — | — | — | County |
| 27 Jun 1986 | Hail | 2.75 in | — | — | — | — | County |
| 11 May 1986 | Hail | 2.75 in | — | — | — | — | County |
| 11 May 1986 | Hail | 1.75 in | — | — | — | — | County |
| 11 May 1986 | Hail | 0.75 in | — | — | — | — | County |
| 25 Jul 1984 | Hail | 1.75 in | — | — | — | — | County |
| 27 Jun 1984 | Hail | 1.75 in | — | — | — | — | County |
| 20 Jul 1980 | Hail | 1.00 in | — | — | — | — | County |
Questions and answers
How many hail events has Sioux County had?
113 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?
12 Sep 2025 (Hail, 1.00 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 13 Jul 2010, with property damage estimated by NCEI at $1.5M and crop damage at $500K.
How does Sioux County compare with North Dakota for hail?
10.3 events per 100 square miles against 14.5 statewide; the county holds 113 of the state's 10,026 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.