NOAA Storm Events · September 2024
Hail in September 2024: 256 NOAA reports across 32 states
NOAA logged 256 hail reports in September 2024, in 126 counties across 32 states. Oklahoma had the most (56). The largest stone was 3 inches (a teacup), near Bark Camp in Whitley County, Kentucky, on September 24, 2024. The worst day was September 24, 2024, with 88 reports in 11 states.
- Where
- 126 counties in 32 states; Oklahoma had 22% of the reports
- Largest stone
- 3 inches, a teacup, in Whitley County, KY (near Bark Camp), on September 24, 2024
- Worst day
- September 24, 2024: 88 reports in 11 states, 34% of the month
- Days with hail
- 20 of 30 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
September 24, 2024 was the worst day with 88 reports. A day with hail averaged 13.
| September 1 | 0 |
|---|---|
| September 2 | 0 |
| September 3 | 1 |
| September 4 | 1 |
| September 5 | 2 |
| September 6 | 9 |
| September 7 | 4 |
| September 8 | 3 |
| September 9 | 0 |
| September 10 | 0 |
| September 11 | 0 |
| September 12 | 7 |
| September 13 | 1 |
| September 14 | 5 |
| September 15 | 12 |
| September 16 | 13 |
| September 17 | 5 |
| September 18 | 3 |
| September 19 | 30 |
| September 20 | 4 |
| September 21 | 52 |
| September 22 | 3 |
| September 23 | 0 |
| September 24 | 88 |
| September 25 | 12 |
| September 26 | 1 |
| September 27 | 0 |
| September 28 | 0 |
| September 29 | 0 |
| September 30 | 0 |
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.
| OK | 56 |
|---|---|
| MN | 26 |
| KY | 17 |
| PA | 16 |
| WI | 16 |
| TX | 14 |
| IA | 11 |
| WY | 10 |
| ND | 9 |
| SD | 9 |
| # | State | Reports | Share | Largest |
|---|---|---|---|---|
| 1 | Oklahoma | 56 | 21.9% | 2.75 in |
| 2 | Minnesota | 26 | 10.2% | 1.75 in |
| 3 | Kentucky | 17 | 6.6% | 3 in |
| 4 | Pennsylvania | 16 | 6.2% | 2 in |
| 5 | Wisconsin | 16 | 6.2% | 2 in |
| 6 | Texas | 14 | 5.5% | 2 in |
| 7 | Iowa | 11 | 4.3% | 1.25 in |
| 8 | Wyoming | 10 | 3.9% | 2 in |
| 9 | North Dakota | 9 | 3.5% | 2.5 in |
| 10 | South Dakota | 9 | 3.5% | 1 in |
| # | County | Reports | Largest |
|---|---|---|---|
| 1 | Oklahoma County, OK | 35 | 2.75 in |
| 2 | Cleveland County, OK | 16 | 2 in |
| 3 | Sheridan County, WY | 7 | 2 in |
| 4 | Beaver County, PA | 6 | 1.25 in |
| 5 | Collin County, TX | 6 | 2 in |
| 6 | Pennington County, SD | 5 | 1 in |
| 7 | Whitley County, KY | 5 | 3 in |
| 8 | Carlton County, MN | 4 | 1.5 in |
| 9 | Lyon County, MN | 4 | 1.5 in |
| 10 | Clay County, KY | 3 | 2 in |
County names link to the full hail history where we have published that county. The CSV below lists all 126 counties and all 32 states.
How September 2024 compares
| Compared with | Reports | September 2024 was |
|---|---|---|
| August 2024 | 636 | -380 (-60%) |
| September 2023 | 700 | -444 (-63%) |
| the average September in the other 11 years | 418 | -162 (-39%) |
September 2024 was the 10th busiest September of the 12 in the record and the 89th busiest of all 150 months.
| 2014 | 464 |
|---|---|
| 2015 | 480 |
| 2016 | 490 |
| 2017 | 294 |
| 2018 | 180 |
| 2019 | 696 |
| 2020 | 138 |
| 2021 | 326 |
| 2022 | 282 |
| 2023 | 700 |
| 2024 | 256 |
| 2025 | 544 |
Every September 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.