NOAA Storm Events · August 2016
Hail in August 2016: 568 NOAA reports across 34 states
NOAA logged 568 hail reports in August 2016, in 274 counties across 34 states. North Dakota had the most (108). The largest stone was 4 inches (a grapefruit), near Ridgeway in Carter County, Montana, on August 9, 2016. The worst day was August 10, 2016, with 72 reports in 8 states.
- Where
- 274 counties in 34 states; North Dakota had 19% of the reports
- Largest stone
- 4 inches, a grapefruit, in Carter County, MT (near Ridgeway), on August 9, 2016
- Worst day
- August 10, 2016: 72 reports in 8 states, 13% of the month
- Days with hail
- 29 of 31 days had at least one report
- under 1 in
- 1 to 1.74 in
- 1.75 to 2.74 in
- 2.75 in and up
Day by day
August 10, 2016 was the worst day with 72 reports. A day with hail averaged 20.
| August 1 | 31 |
|---|---|
| August 2 | 14 |
| August 3 | 28 |
| August 4 | 7 |
| August 5 | 2 |
| August 6 | 7 |
| August 7 | 23 |
| August 8 | 24 |
| August 9 | 35 |
| August 10 | 72 |
| August 11 | 18 |
| August 12 | 1 |
| August 13 | 8 |
| August 14 | 6 |
| August 15 | 13 |
| August 16 | 29 |
| August 17 | 6 |
| August 18 | 27 |
| August 19 | 17 |
| August 20 | 6 |
| August 21 | 0 |
| August 22 | 10 |
| August 23 | 29 |
| August 24 | 35 |
| August 25 | 17 |
| August 26 | 15 |
| August 27 | 27 |
| August 28 | 36 |
| August 29 | 11 |
| August 30 | 0 |
| August 31 | 14 |
Where it hit hardest
Ranked by NOAA hail reports. A report is one spotter or sensor entry for one county and storm, so counts follow where people live as well as where hail fell.
| ND | 108 |
|---|---|
| SD | 106 |
| KS | 54 |
| MN | 44 |
| MT | 38 |
| NE | 34 |
| WY | 23 |
| CO | 21 |
| OK | 16 |
| IA | 13 |
| # | State | Reports | Share | Largest |
|---|---|---|---|---|
| 1 | North Dakota | 108 | 19.0% | 3 in |
| 2 | South Dakota | 106 | 18.7% | 2.75 in |
| 3 | Kansas | 54 | 9.5% | 3 in |
| 4 | Minnesota | 44 | 7.7% | 2.5 in |
| 5 | Montana | 38 | 6.7% | 4 in |
| 6 | Nebraska | 34 | 6.0% | 2 in |
| 7 | Wyoming | 23 | 4.0% | 2.5 in |
| 8 | Colorado | 21 | 3.7% | 1.75 in |
| 9 | Oklahoma | 16 | 2.8% | 1.75 in |
| 10 | Iowa | 13 | 2.3% | 1.25 in |
| # | County | Reports | Largest |
|---|---|---|---|
| 1 | Pennington County, SD | 15 | 2.75 in |
| 2 | Edmunds County, SD | 9 | 1.25 in |
| 3 | Grand Forks County, ND | 9 | 2.5 in |
| 4 | McPherson County, SD | 9 | 2.75 in |
| 5 | Morton County, ND | 9 | 3 in |
| 6 | Coffey County, KS | 8 | 3 in |
| 7 | Day County, SD | 8 | 1.75 in |
| 8 | Aroostook County, ME | 7 | 1.5 in |
| 9 | Carter County, MT | 7 | 4 in |
| 10 | El Paso County, CO | 7 | 1 in |
County names link to the full hail history where we have published that county. The CSV below lists all 274 counties and all 34 states.
How August 2016 compares
| Compared with | Reports | August 2016 was |
|---|---|---|
| July 2016 | 1,560 | -992 (-64%) |
| August 2015 | 1,022 | -454 (-44%) |
| the average August in the other 11 years | 804 | -236 (-29%) |
August 2016 was the 10th busiest August of the 12 in the record and the 70th busiest of all 150 months.
| 2014 | 768 |
|---|---|
| 2015 | 1022 |
| 2016 | 568 |
| 2017 | 769 |
| 2018 | 863 |
| 2019 | 1287 |
| 2020 | 974 |
| 2021 | 735 |
| 2022 | 378 |
| 2023 | 920 |
| 2024 | 636 |
| 2025 | 494 |
Every August in the record, 2014 to 2025. Months after June 2026 are not in NOAA's file yet.
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Download the data
Source: NOAA NCEI Storm Events Database, hail rows at county level, data through June 2026. Reports are preliminary and unverified: they show that hail was reported in a county, not that a given roof was damaged. Method: how we count. More: State of Hail by year · county hail history · press.
Source: NOAA Storm Events Database, public domain. Counts and tables on this page are free to reuse with credit to PickARoofer under CC BY 4.0.