April 1964 storm reports: hail, wind and tornadoes
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In April 1964, 190 hail, 125 damaging-wind and 157 tornado reports were logged on 27 storm days across 28 states. The largest hail reported was 4.50″ (softball size) in Custer County, OK on April 3, 1964. The most hail reports came on April 3, 1964 (32). Tornadoes killed 15.
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
← March 1964 All 1964 storm days May 1964 →
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of April 1964
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| Apr 12, 1964 | 16 | 16 | 19 | 2.50″ | 10 |
| Apr 3, 1964 | 32 | 7 | 11 | 4.50″ | 6 |
| Apr 22, 1964 | 12 | 7 | 26 | 3.00″ | 4 |
| Apr 20, 1964 | 14 | 18 | 12 | 3.00″ | 9 |
| Apr 23, 1964 | 21 | 8 | 12 | 3.50″ | 8 |
| Apr 26, 1964 | 3 | 8 | 18 | 1.00″ | 11 |
| Apr 24, 1964 | 16 | 6 | 6 | 4.00″ | 6 |
| Apr 19, 1964 | 21 | 3 | 2 | 4.00″ | 7 |
| Apr 28, 1964 | 9 | 1 | 12 | 2.25″ | 8 |
| Apr 25, 1964 | 8 | 8 | 4 | 2.00″ | 8 |
Largest hail reported in April 1964
| Day | Size | Location |
|---|---|---|
| Apr 3, 1964 | 4.50″ (softball) | Custer County, OK |
| Apr 3, 1964 | 4.00″ (grapefruit) | Garvin County, OK |
| Apr 19, 1964 | 4.00″ (grapefruit) | Rooks County, KS |
| Apr 24, 1964 | 4.00″ (grapefruit) | Wise County, TX |
| Apr 3, 1964 | 3.50″ (teacup) | Atoka County, OK |
| Apr 23, 1964 | 3.50″ (teacup) | Comanche County, OK |
| Apr 23, 1964 | 3.50″ (teacup) | McCurtain County, OK |
| Apr 24, 1964 | 3.50″ (teacup) | Custer County, OK |
| Apr 3, 1964 | 3.00″ (teacup) | Kingfisher County, OK |
| Apr 3, 1964 | 3.00″ (teacup) | Clay County, TX |
Storm reports by state, April 1964
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Kansas | 31 | 19 | 46 | 4.00″ |
| Oklahoma | 54 | 9 | 17 | 4.50″ |
| Texas | 34 | 20 | 22 | 4.00″ |
| Missouri | 22 | 16 | 5 | 2.00″ |
| Illinois | 14 | 8 | 4 | 2.50″ |
| Alabama | 6 | 7 | 12 | 2.00″ |
| Arkansas | 3 | 5 | 8 | 2.00″ |
| Louisiana | 4 | 10 | 2 | 3.00″ |
| Iowa | 1 | 2 | 10 | 1.50″ |
| Nebraska | 1 | 2 | 8 | 1.00″ |
| Georgia | 1 | 4 | 5 | 2.00″ |
| Mississippi | 3 | 6 | 0 | 2.00″ |
| Florida | 2 | 3 | 3 | 1.50″ |
| Indiana | 2 | 1 | 4 | 2.00″ |
| South Carolina | 1 | 0 | 6 | 0.75″ |
| Ohio | 2 | 3 | 0 | 1.00″ |
| Kentucky | 3 | 1 | 0 | 2.00″ |
| Wisconsin | 1 | 3 | 0 | 0.75″ |
| Michigan | 0 | 2 | 1 | – |
| West Virginia | 2 | 1 | 0 | 1.50″ |
| Minnesota | 0 | 1 | 1 | – |
| Nevada | 0 | 1 | 1 | – |
| Arizona | 1 | 0 | 0 | 1.50″ |
| Montana | 0 | 0 | 1 | – |
| Pennsylvania | 1 | 0 | 0 | 1.50″ |
| Tennessee | 1 | 0 | 0 | 2.25″ |
| Utah | 0 | 1 | 0 | – |
| Wyoming | 0 | 0 | 1 | – |
Every storm day in April 1964
Apr 1 Apr 2 Apr 3 Apr 4 Apr 5 Apr 6 Apr 7 Apr 8 Apr 11 Apr 12 Apr 13 Apr 14 Apr 16 Apr 17 Apr 18 Apr 19 Apr 20 Apr 21 Apr 22 Apr 23 Apr 24 Apr 25 Apr 26 Apr 27 Apr 28 Apr 29 Apr 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.