September 2017 storm reports: hail, wind and tornadoes
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In September 2017, 294 hail, 546 damaging-wind and 51 tornado reports were logged on 30 storm days across 44 states. The largest hail reported was 2.75″ (baseball size) in Wake County, NC on September 1, 2017. The most hail reports came on September 19, 2017 (49).
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
← August 2017 All 2017 storm days October 2017 →
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of September 2017
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| Sep 19, 2017 | 49 | 99 | 13 | 2.50″ | 11 |
| Sep 5, 2017 | 20 | 96 | 0 | 1.50″ | 22 |
| Sep 4, 2017 | 44 | 69 | 1 | 2.00″ | 12 |
| Sep 1, 2017 | 18 | 60 | 3 | 2.75″ | 7 |
| Sep 22, 2017 | 28 | 25 | 0 | 2.00″ | 13 |
| Sep 16, 2017 | 6 | 24 | 0 | 1.25″ | 5 |
| Sep 14, 2017 | 15 | 14 | 0 | 2.00″ | 8 |
| Sep 21, 2017 | 10 | 18 | 1 | 2.50″ | 8 |
| Sep 11, 2017 | 4 | 18 | 5 | 0.88″ | 2 |
| Sep 20, 2017 | 19 | 8 | 0 | 2.00″ | 6 |
Largest hail reported in September 2017
| Day | Size | Location |
|---|---|---|
| Sep 1, 2017 | 2.75″ (baseball) | Wake County, NC |
| Sep 1, 2017 | 2.75″ (baseball) | Harnett County, NC |
| Sep 17, 2017 | 2.75″ (baseball) | Bailey County, TX |
| Sep 19, 2017 | 2.50″ (tennis ball) | Dickey County, ND |
| Sep 19, 2017 | 2.50″ (tennis ball) | Dickey County, ND |
| Sep 19, 2017 | 2.50″ (tennis ball) | Swift County, MN |
| Sep 21, 2017 | 2.50″ (tennis ball) | Starr County, TX |
| Sep 23, 2017 | 2.50″ (tennis ball) | Culberson County, TX |
| Sep 4, 2017 | 2.00″ (hen egg) | Oakland County, MI |
| Sep 4, 2017 | 2.00″ (hen egg) | Macoupin County, IL |
Storm reports by state, September 2017
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Minnesota | 46 | 88 | 8 | 2.50″ |
| South Dakota | 33 | 13 | 4 | 1.75″ |
| Texas | 15 | 33 | 1 | 2.75″ |
| California | 8 | 39 | 0 | 1.00″ |
| New York | 0 | 45 | 0 | – |
| Florida | 1 | 17 | 23 | 0.75″ |
| North Carolina | 13 | 24 | 0 | 2.75″ |
| Kansas | 12 | 24 | 0 | 1.75″ |
| South Carolina | 5 | 23 | 5 | 1.00″ |
| North Dakota | 12 | 14 | 4 | 2.50″ |
| Wisconsin | 26 | 4 | 0 | 2.00″ |
| Nebraska | 20 | 7 | 0 | 1.75″ |
| Pennsylvania | 4 | 21 | 0 | 1.00″ |
| Illinois | 19 | 4 | 0 | 2.00″ |
| Michigan | 15 | 8 | 0 | 2.00″ |
| New Mexico | 15 | 4 | 1 | 1.75″ |
| Ohio | 6 | 13 | 1 | 1.00″ |
| Alabama | 5 | 12 | 0 | 1.00″ |
| Maine | 1 | 16 | 0 | 1.00″ |
| Georgia | 3 | 12 | 0 | 1.00″ |
| West Virginia | 1 | 13 | 0 | 1.00″ |
| Oklahoma | 6 | 7 | 0 | 1.25″ |
| Arizona | 1 | 10 | 0 | 0.75″ |
| Colorado | 6 | 4 | 1 | 1.75″ |
| Nevada | 0 | 9 | 2 | – |
| Mississippi | 0 | 10 | 0 | – |
| Virginia | 0 | 10 | 0 | – |
| Vermont | 1 | 9 | 0 | 1.00″ |
| Missouri | 2 | 7 | 0 | 1.00″ |
| Tennessee | 3 | 5 | 0 | 1.00″ |
| Connecticut | 1 | 6 | 0 | 1.00″ |
| Massachusetts | 1 | 6 | 0 | 1.00″ |
| Louisiana | 1 | 5 | 0 | 1.00″ |
| Maryland | 0 | 6 | 0 | – |
| Utah | 0 | 6 | 0 | – |
| Arkansas | 4 | 1 | 0 | 1.50″ |
| Iowa | 2 | 3 | 0 | 0.75″ |
| New Hampshire | 0 | 4 | 0 | – |
| Indiana | 1 | 2 | 0 | 0.75″ |
| Rhode Island | 1 | 2 | 0 | 0.75″ |
| Kentucky | 2 | 0 | 0 | 1.25″ |
| New Jersey | 1 | 0 | 0 | 0.75″ |
| Oregon | 0 | 0 | 1 | – |
| Washington | 1 | 0 | 0 | 1.00″ |
Every storm day in September 2017
Sep 1 Sep 2 Sep 3 Sep 4 Sep 5 Sep 6 Sep 7 Sep 8 Sep 9 Sep 10 Sep 11 Sep 12 Sep 13 Sep 14 Sep 15 Sep 16 Sep 17 Sep 18 Sep 19 Sep 20 Sep 21 Sep 22 Sep 23 Sep 24 Sep 25 Sep 26 Sep 27 Sep 28 Sep 29 Sep 30
A storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Read more about NOAA storm reports.