NOAA Storm Events · September 2019
Hail in September 2019: 696 NOAA reports across 39 states
NOAA logged 696 hail reports in September 2019, in 306 counties across 39 states. Nebraska had the most (109). The largest stone was 4.38 inches (a grapefruit), near Jay Em in Goshen County, Wyoming, on September 10, 2019. The worst day was September 27, 2019, with 101 reports in 5 states.
- Where
- 306 counties in 39 states; Nebraska had 16% of the reports
- Largest stone
- 4.38 inches, a grapefruit, in Goshen County, WY (near Jay Em), on September 10, 2019
- Worst day
- September 27, 2019: 101 reports in 5 states, 15% of the month
- Days with hail
- 27 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 27, 2019 was the worst day with 101 reports. A day with hail averaged 26.
| September 1 | 10 |
|---|---|
| September 2 | 44 |
| September 3 | 2 |
| September 4 | 6 |
| September 5 | 31 |
| September 6 | 6 |
| September 7 | 5 |
| September 8 | 0 |
| September 9 | 31 |
| September 10 | 57 |
| September 11 | 73 |
| September 12 | 6 |
| September 13 | 11 |
| September 14 | 27 |
| September 15 | 0 |
| September 16 | 2 |
| September 17 | 5 |
| September 18 | 8 |
| September 19 | 9 |
| September 20 | 64 |
| September 21 | 33 |
| September 22 | 0 |
| September 23 | 11 |
| September 24 | 63 |
| September 25 | 6 |
| September 26 | 3 |
| September 27 | 101 |
| September 28 | 20 |
| September 29 | 20 |
| September 30 | 42 |
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.
| NE | 109 |
|---|---|
| KS | 77 |
| CO | 68 |
| ND | 65 |
| MN | 59 |
| IA | 43 |
| SD | 41 |
| MO | 34 |
| IL | 33 |
| MI | 17 |
| # | State | Reports | Share | Largest |
|---|---|---|---|---|
| 1 | Nebraska | 109 | 15.7% | 2.5 in |
| 2 | Kansas | 77 | 11.1% | 2.5 in |
| 3 | Colorado | 68 | 9.8% | 3.25 in |
| 4 | North Dakota | 65 | 9.3% | 2.75 in |
| 5 | Minnesota | 59 | 8.5% | 1.75 in |
| 6 | Iowa | 43 | 6.2% | 1.75 in |
| 7 | South Dakota | 41 | 5.9% | 1.75 in |
| 8 | Missouri | 34 | 4.9% | 2.5 in |
| 9 | Illinois | 33 | 4.7% | 2.5 in |
| 10 | Michigan | 17 | 2.4% | 1.75 in |
| # | County | Reports | Largest |
|---|---|---|---|
| 1 | Weld County, CO | 29 | 3 in |
| 2 | Pratt County, KS | 15 | 2 in |
| 3 | Clay County, MO | 13 | 2.5 in |
| 4 | Logan County, CO | 12 | 3.25 in |
| 5 | Boulder County, CO | 10 | 1.5 in |
| 6 | Cherry County, NE | 9 | 1.5 in |
| 7 | Pembina County, ND | 9 | 1.5 in |
| 8 | Cavalier County, ND | 8 | 1.5 in |
| 9 | Douglas County, KS | 8 | 1 in |
| 10 | Lincoln County, NE | 8 | 2 in |
County names link to the full hail history where we have published that county. The CSV below lists all 306 counties and all 39 states.
How September 2019 compares
| Compared with | Reports | September 2019 was |
|---|---|---|
| August 2019 | 1,287 | -591 (-46%) |
| September 2018 | 180 | +516 (+287%) |
| the average September in the other 11 years | 378 | +318 (+84%) |
September 2019 was the 2nd busiest September of the 12 in the record and the 66th 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.