September 1984 storm reports: hail, wind and tornadoes
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In September 1984, 118 hail, 176 damaging-wind and 17 tornado reports were logged on 20 storm days across 34 states. The largest hail reported was 4.50″ (softball size) in McClain County, OK on September 8, 1984. The most hail reports came on September 10, 1984 (29).
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
← August 1984 All 1984 storm days October 1984 →
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of September 1984
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| Sep 8, 1984 | 24 | 21 | 2 | 4.50″ | 3 |
| Sep 10, 1984 | 29 | 17 | 0 | 4.50″ | 5 |
| Sep 2, 1984 | 8 | 29 | 1 | 3.50″ | 5 |
| Sep 1, 1984 | 12 | 16 | 0 | 1.75″ | 7 |
| Sep 24, 1984 | 14 | 12 | 1 | 3.00″ | 4 |
| Sep 3, 1984 | 4 | 19 | 0 | 1.75″ | 9 |
| Sep 14, 1984 | 5 | 12 | 2 | 1.75″ | 5 |
| Sep 15, 1984 | 6 | 7 | 1 | 1.75″ | 4 |
| Sep 9, 1984 | 5 | 5 | 1 | 2.50″ | 3 |
| Sep 13, 1984 | 4 | 6 | 1 | 1.00″ | 4 |
Largest hail reported in September 1984
| Day | Size | Location |
|---|---|---|
| Sep 8, 1984 | 4.50″ (softball) | McClain County, OK |
| Sep 10, 1984 | 4.50″ (softball) | Clinton County, MO |
| Sep 2, 1984 | 3.50″ (teacup) | Saginaw County, MI |
| Sep 8, 1984 | 3.00″ (teacup) | Oklahoma County, OK |
| Sep 10, 1984 | 3.00″ (teacup) | Sullivan County, MO |
| Sep 24, 1984 | 3.00″ (teacup) | La Crosse County, WI |
| Sep 8, 1984 | 2.75″ (baseball) | Cleveland County, OK |
| Sep 8, 1984 | 2.75″ (baseball) | Garvin County, OK |
| Sep 8, 1984 | 2.75″ (baseball) | Garvin County, OK |
| Sep 8, 1984 | 2.75″ (baseball) | Garvin County, OK |
Storm reports by state, September 1984
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Missouri | 27 | 13 | 0 | 4.50″ |
| Oklahoma | 21 | 14 | 2 | 4.50″ |
| Wisconsin | 12 | 13 | 1 | 3.00″ |
| Iowa | 11 | 9 | 1 | 2.75″ |
| North Carolina | 10 | 8 | 1 | 1.75″ |
| New York | 0 | 18 | 0 | – |
| Indiana | 2 | 14 | 0 | 1.00″ |
| Michigan | 8 | 6 | 2 | 3.50″ |
| Texas | 1 | 13 | 1 | 2.50″ |
| Kentucky | 2 | 8 | 2 | 1.75″ |
| Nebraska | 7 | 5 | 0 | 1.75″ |
| Ohio | 3 | 8 | 0 | 1.00″ |
| Illinois | 3 | 7 | 0 | 1.75″ |
| South Dakota | 1 | 7 | 0 | 0.75″ |
| Pennsylvania | 0 | 7 | 0 | – |
| Arkansas | 0 | 4 | 0 | – |
| Maine | 1 | 3 | 0 | 0.75″ |
| Virginia | 3 | 1 | 0 | 1.75″ |
| Colorado | 1 | 1 | 1 | 1.75″ |
| Florida | 0 | 2 | 1 | – |
| Georgia | 0 | 2 | 1 | – |
| Louisiana | 0 | 1 | 2 | – |
| Tennessee | 0 | 3 | 0 | – |
| Alabama | 0 | 1 | 1 | – |
| Connecticut | 0 | 2 | 0 | – |
| Delaware | 0 | 2 | 0 | – |
| Kansas | 2 | 0 | 0 | 1.75″ |
| South Carolina | 0 | 2 | 0 | – |
| Arizona | 1 | 0 | 0 | 0.75″ |
| California | 0 | 1 | 0 | – |
| Minnesota | 1 | 0 | 0 | 2.00″ |
| New Hampshire | 0 | 1 | 0 | – |
| Utah | 0 | 0 | 1 | – |
| West Virginia | 1 | 0 | 0 | 1.75″ |
Every storm day in September 1984
Sep 1 Sep 2 Sep 3 Sep 4 Sep 5 Sep 6 Sep 8 Sep 9 Sep 10 Sep 11 Sep 12 Sep 13 Sep 14 Sep 15 Sep 16 Sep 20 Sep 21 Sep 24 Sep 25 Sep 28
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.