States › North Dakota › Cass County › Hail
Hail in Cass County, North Dakota
498 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.
Cass County, North Dakota, has 498 hail events in the NCEI record since 1950, with at least one in 58 different years.
July is the busiest month, with 148 of the recorded events. The last 20 years account for 209 events against 206 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 5% of the 10,026 hail events recorded in North Dakota; its 28.2 per 100 square miles compares with 14.5 statewide.
104 of the hail reports with a recorded size were golf-ball size (1.75 inches) or larger; the largest recorded stone was 4.50 inches (grapefruit size).
Compared with North Dakota
| Measure | Cass County | North Dakota | US |
|---|---|---|---|
| Hail events since 1950 | 498 | 10,026 | 424,356 |
| Per 100 square miles | 28.2 | 14.5 | 12.0 |
| Per 10,000 residents | 26.7 | 129.4 | 12.8 |
| Deaths recorded | 0 | 0 | 29 |
| Busiest month | July | July | May |
By year
Seasonality
0Feb
0Mar
0Apr
11May
35Jun
127Jul
148Aug
115Sep
61Oct
0Nov
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 157 events kept for this page are the 120 most recent plus the 80 with the most damage, deaths or injuries out of 498. 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 | Hail | 4.00 in | — | — | — | — | County |
| 29 Jun 2026 | Hail | 1.25 in | — | — | — | — | County |
| 29 Jun 2026 | Hail | 1.75 in | — | — | — | — | County |
| 19 Jun 2026 | Hail | 1.00 in | — | — | — | — | County |
| 28 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 28 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 28 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 28 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 16 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 16 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 16 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 16 Jun 2025 | Hail | 1.00 in | — | — | — | — | County |
| 16 May 2024 | Hail | 1.00 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 1.50 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 1.00 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 1.00 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 1.00 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 1.00 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 1.00 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 1.00 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 2.00 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 2.00 in | — | — | — | — | County |
| 13 Jul 2023 | Hail | 1.25 in | — | — | — | — | County |
| 7 Jun 2023 | Hail | 1.75 in | — | — | — | — | County |
| 21 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 15 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 10 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 10 Jul 2022 | Hail | 0.88 in | — | — | — | — | County |
| 10 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 10 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 10 Jul 2022 | Hail | 1.00 in | — | — | — | — | County |
| 24 Jun 2022 | Hail | 1.00 in | — | — | — | — | County |
| 23 Apr 2022 | Hail | 1.00 in | — | — | — | — | County |
| 11 Jun 2021 | Hail | 1.25 in | — | — | — | — | County |
| 11 Jun 2021 | Hail | 1.00 in | — | — | — | — | County |
| 7 Jun 2021 | Hail | 0.75 in | — | — | — | — | County |
| 14 Aug 2020 | Hail | 1.00 in | — | — | — | — | County |
| 14 Aug 2020 | Hail | 1.75 in | — | — | — | — | County |
| 14 Aug 2020 | Hail | 1.25 in | — | — | — | — | County |
| 14 Aug 2020 | Hail | 1.50 in | — | — | — | — | County |
| 9 Aug 2020 | Hail | 1.00 in | — | — | — | — | County |
| 9 Aug 2020 | Hail | 0.88 in | — | — | — | — | County |
| 8 Jul 2020 | Hail | 1.00 in | — | — | — | — | County |
| 8 Jul 2020 | Hail | 1.00 in | — | — | — | — | County |
| 8 Jul 2020 | Hail | 1.00 in | — | — | — | — | County |
| 6 Jul 2020 | Hail | 1.00 in | — | — | — | — | County |
| 17 Jun 2020 | Hail | 1.50 in | — | — | — | — | County |
| 17 Jun 2020 | Hail | 1.00 in | — | — | — | — | County |
| 17 Jun 2020 | Hail | 1.00 in | — | — | — | — | County |
| 21 Sep 2019 | Hail | 1.00 in | — | — | — | — | County |
| 20 Sep 2019 | Hail | 1.75 in | — | — | — | — | County |
| 20 Sep 2019 | Hail | 1.00 in | — | — | — | — | County |
| 20 Sep 2019 | Hail | 1.75 in | — | — | — | — | County |
| 20 Sep 2019 | Hail | 1.25 in | — | — | — | — | County |
| 3 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 3 Jul 2019 | Hail | 1.00 in | — | — | — | — | County |
| 3 Jul 2019 | Hail | 1.75 in | — | — | — | — | County |
| 8 Jun 2019 | Hail | 1.00 in | — | — | — | — | County |
| 2 Sep 2018 | Hail | 0.88 in | — | — | — | — | County |
| 27 Aug 2018 | Hail | 1.00 in | — | — | — | — | County |
| 27 Aug 2018 | Hail | 2.00 in | — | — | — | — | County |
| 27 Aug 2018 | Hail | 1.75 in | — | — | — | — | County |
| 27 Aug 2018 | Hail | 0.75 in | — | — | — | — | County |
| 26 Aug 2018 | Hail | 2.50 in | — | — | — | — | County |
| 26 Aug 2018 | Hail | 0.88 in | — | — | — | — | County |
| 26 Aug 2018 | Hail | 1.00 in | — | — | — | — | County |
| 26 Aug 2018 | Hail | 1.50 in | — | — | — | — | County |
| 26 Aug 2018 | Hail | 1.50 in | — | — | — | — | County |
| 26 Aug 2018 | Hail | 1.50 in | — | — | — | — | County |
| 8 Jul 2018 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jul 2018 | Hail | 1.75 in | — | — | — | — | County |
| 2 Jul 2018 | Hail | 1.25 in | — | — | — | — | County |
| 2 Jul 2018 | Hail | 1.50 in | — | — | — | — | County |
| 2 Jul 2018 | Hail | 1.00 in | — | — | — | — | County |
| 2 Jul 2018 | Hail | 1.75 in | — | — | — | — | County |
| 15 Jun 2018 | Hail | 1.50 in | — | — | — | — | County |
| 15 Jun 2018 | Hail | 1.00 in | — | — | — | — | County |
| 15 Jun 2018 | Hail | 1.00 in | — | — | — | — | County |
| 14 Jun 2018 | Hail | 0.75 in | — | — | — | — | County |
| 9 Jun 2018 | Hail | 1.00 in | — | — | — | — | County |
| 8 Jun 2018 | Hail | 1.75 in | — | — | — | — | County |
| 8 Jun 2018 | Hail | 1.25 in | — | — | — | — | County |
| 8 Jun 2018 | Hail | 1.75 in | — | — | — | — | County |
| 8 Jun 2018 | Hail | 2.00 in | — | — | — | — | County |
| 5 Jun 2018 | Hail | 1.00 in | — | — | — | — | County |
| 9 Aug 2017 | Hail | 1.00 in | — | — | — | — | County |
| 9 Aug 2017 | Hail | 1.00 in | — | — | — | — | County |
| 31 Jul 2017 | Hail | 1.00 in | — | — | — | — | County |
| 31 Jul 2017 | Hail | 1.25 in | — | — | — | — | County |
| 31 Jul 2017 | Hail | 1.00 in | — | — | — | — | County |
| 31 Jul 2017 | Hail | 1.50 in | — | — | — | — | County |
| 21 Jul 2017 | Hail | 0.88 in | — | — | — | — | County |
| 4 Jul 2017 | Hail | 1.00 in | — | — | — | — | County |
| 4 Jul 2017 | Hail | 1.00 in | — | — | — | — | County |
| 4 Jul 2017 | Hail | 1.75 in | — | — | — | — | County |
| 13 Jun 2017 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jun 2017 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jun 2017 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jun 2017 | Hail | 0.75 in | — | — | — | — | County |
| 27 Aug 2016 | Hail | 0.75 in | — | — | — | — | County |
| 27 Aug 2016 | Hail | 1.25 in | — | — | — | — | County |
| 27 Aug 2016 | Hail | 0.88 in | — | — | — | — | County |
| 27 Aug 2016 | Hail | 2.00 in | — | — | — | — | County |
| 26 Jul 2016 | Hail | 0.88 in | — | — | — | — | County |
| 4 Jul 2016 | Hail | 1.25 in | — | — | — | — | County |
| 4 Jul 2016 | Hail | 0.88 in | — | — | — | — | County |
| 30 May 2016 | Hail | 0.75 in | — | — | — | — | County |
| 7 Aug 2015 | Hail | 1.50 in | — | — | — | — | County |
| 7 Aug 2015 | Hail | 1.75 in | — | — | — | — | County |
| 7 Aug 2015 | Hail | 1.00 in | — | — | — | — | County |
| 7 Aug 2015 | Hail | 1.00 in | — | — | — | — | County |
| 7 Aug 2015 | Hail | 0.75 in | — | — | — | — | County |
| 17 Jul 2015 | Hail | 2.50 in | — | — | — | — | County |
| 17 Jul 2015 | Hail | 0.88 in | — | — | — | — | County |
| 17 Jul 2015 | Hail | 1.00 in | — | — | — | — | County |
| 12 Jul 2015 | Hail | 1.25 in | — | — | — | — | County |
| 27 Jun 2015 | Hail | 1.00 in | — | — | — | — | County |
| 27 Jun 2015 | Hail | 1.75 in | — | — | — | — | County |
| 27 Jun 2015 | Hail | 1.75 in | — | — | — | — | County |
| 2 Jun 2015 | Hail | 0.88 in | — | — | — | — | County |
| 2 Jun 2015 | Hail | 1.50 in | — | — | — | — | County |
| 4 Sep 2014 | Hail | 1.00 in | — | — | — | — | County |
| 5 Jul 2014 | Hail | 1.00 in | — | — | — | — | County |
| 5 Jul 2014 | Hail | 0.88 in | — | — | — | — | County |
| 5 Jul 2014 | Hail | 1.00 in | — | — | — | — | County |
| 5 Jul 2014 | Hail | 1.00 in | — | — | — | — | County |
| 21 Jun 2014 | Hail | 0.75 in | — | — | — | — | County |
| 21 Jun 2014 | Hail | 1.00 in | — | — | — | — | County |
| 5 Jun 2014 | Hail | 0.75 in | — | — | — | — | County |
| 5 Jun 2014 | Hail | 1.50 in | — | — | — | — | County |
| 5 Jun 2014 | Hail | 1.00 in | — | — | — | — | County |
| 5 Jun 2014 | Hail | 0.75 in | — | — | — | — | County |
| 5 Jun 2014 | Hail | 1.00 in | — | — | — | — | County |
| 5 Jun 2014 | Hail | 0.75 in | — | — | — | — | County |
| 18 Sep 2013 | Hail | 0.75 in | — | — | — | — | County |
| 29 Aug 2013 | Hail | 1.00 in | — | — | — | — | County |
| 29 Aug 2013 | Hail | 1.25 in | — | — | — | — | County |
| 25 Jun 2013 | Hail | 1.00 in | — | — | — | — | County |
| 25 Jun 2013 | Hail | 0.88 in | — | — | — | — | County |
| 25 Jun 2013 | Hail | 1.00 in | — | — | — | — | County |
| 25 Jun 2013 | Hail | 0.75 in | — | — | — | — | County |
| 14 Aug 2008 | Hail | 1.00 in | $10K | $50K | — | — | County |
| 2 Aug 2008 | Hail | 1.00 in | $10K | $200K | — | — | County |
| 7 Jul 2008 | Hail | 1.75 in | $50K | $100K | — | — | County |
| 14 Jun 2008 | Hail | 0.75 in | — | $500K | — | — | County |
| 21 Sep 2007 | Hail | 3.50 in | $30M | — | — | — | County |
| 15 Jul 2007 | Hail | 0.88 in | $1.0M | $24M | — | — | County |
| 15 Jul 2007 | Hail | 1.00 in | $500K | $15M | — | — | County |
| 15 Jul 2007 | Hail | 2.00 in | $500K | $15M | — | — | County |
| 24 Jun 2003 | Hail | 0.88 in | $1.3M | — | — | — | County |
| 17 Jul 2001 | Hail | 4.50 in | $50K | — | — | — | County |
| 11 Jun 2001 | Hail | 1.00 in | $500 | — | — | — | County |
| 7 Sep 1997 | Hail | 0.75 in | $500K | — | — | — | County |
| 23 May 1994 | Hail | 1.75 in | $5K | — | — | — | County |
| 7 May 1993 | Hail | 1.00 in | $50K | $50K | — | — | County |
| 7 May 1993 | Hail | 1.00 in | $50K | $50K | — | — | County |
Questions and answers
How many hail events has Cass County had?
498 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 Cass County?
29 Jun 2026 (Hail, 1.75 in). Records reach NCEI about 120 days after the month ends.
What was the most damaging hail event recorded in Cass County?
The hail of 21 Sep 2007, with property damage estimated by NCEI at $30M.
How does Cass County compare with North Dakota for hail?
28.2 events per 100 square miles against 14.5 statewide; the county holds 498 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.