July 1963 storm reports: hail, wind and tornadoes
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In July 1963, 113 hail, 178 damaging-wind and 62 tornado reports were logged on 31 storm days across 42 states. The largest hail reported was 4.00″ (grapefruit size) in Ness County, KS on July 14, 1963. The most hail reports came on July 18, 1963 (12).
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
← June 1963 All 1963 storm days August 1963 →
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of July 1963
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| Jul 18, 1963 | 12 | 15 | 5 | 3.50″ | 12 |
| Jul 19, 1963 | 4 | 18 | 7 | 3.00″ | 12 |
| Jul 16, 1963 | 7 | 10 | 4 | 3.00″ | 7 |
| Jul 29, 1963 | 8 | 8 | 2 | 2.50″ | 11 |
| Jul 12, 1963 | 4 | 10 | 3 | 3.00″ | 6 |
| Jul 2, 1963 | 6 | 6 | 2 | 2.00″ | 10 |
| Jul 22, 1963 | 6 | 8 | 0 | 2.00″ | 11 |
| Jul 23, 1963 | 7 | 5 | 1 | 2.00″ | 6 |
| Jul 28, 1963 | 2 | 7 | 4 | 2.00″ | 11 |
| Jul 1, 1963 | 1 | 6 | 5 | 0.75″ | 8 |
Largest hail reported in July 1963
| Day | Size | Location |
|---|---|---|
| Jul 14, 1963 | 4.00″ (grapefruit) | Ness County, KS |
| Jul 18, 1963 | 3.50″ (teacup) | Lyon County, MN |
| Jul 6, 1963 | 3.00″ (teacup) | Lawrence County, SD |
| Jul 12, 1963 | 3.00″ (teacup) | Fall River County, SD |
| Jul 16, 1963 | 3.00″ (teacup) | Nicollet County, MN |
| Jul 19, 1963 | 3.00″ (teacup) | Oneida County, WI |
| Jul 6, 1963 | 2.75″ (baseball) | Wells County, ND |
| Jul 9, 1963 | 2.75″ (baseball) | Beaverhead County, MT |
| Jul 13, 1963 | 2.75″ (baseball) | Wichita County, KS |
| Jul 14, 1963 | 2.50″ (tennis ball) | Ness County, KS |
Storm reports by state, July 1963
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Kansas | 10 | 14 | 3 | 4.00″ |
| South Dakota | 16 | 7 | 3 | 3.00″ |
| Oklahoma | 5 | 14 | 4 | 1.75″ |
| Nebraska | 9 | 11 | 1 | 2.00″ |
| Texas | 1 | 12 | 8 | 1.75″ |
| Montana | 8 | 7 | 2 | 2.75″ |
| Florida | 2 | 6 | 7 | 1.00″ |
| Illinois | 6 | 8 | 0 | 2.00″ |
| Iowa | 5 | 7 | 1 | 2.00″ |
| Colorado | 4 | 5 | 2 | 2.00″ |
| Michigan | 3 | 7 | 1 | 1.00″ |
| Wisconsin | 6 | 4 | 1 | 3.00″ |
| Alabama | 4 | 5 | 0 | 1.75″ |
| Georgia | 5 | 4 | 0 | 1.75″ |
| North Dakota | 4 | 4 | 1 | 2.75″ |
| Maine | 1 | 3 | 4 | 0.75″ |
| Minnesota | 4 | 3 | 1 | 3.50″ |
| Pennsylvania | 2 | 6 | 0 | 1.75″ |
| New York | 2 | 4 | 1 | 2.00″ |
| Ohio | 1 | 4 | 2 | 1.00″ |
| South Carolina | 1 | 4 | 2 | 0.75″ |
| Tennessee | 1 | 6 | 0 | 0.75″ |
| North Carolina | 1 | 3 | 2 | 2.00″ |
| Arizona | 0 | 4 | 1 | – |
| Louisiana | 1 | 3 | 1 | 1.00″ |
| Massachusetts | 2 | 1 | 2 | 2.00″ |
| Mississippi | 1 | 4 | 0 | 0.75″ |
| New Mexico | 0 | 3 | 2 | – |
| Indiana | 0 | 4 | 0 | – |
| New Hampshire | 1 | 0 | 3 | 1.00″ |
| Vermont | 0 | 3 | 1 | – |
| Connecticut | 2 | 0 | 1 | 1.00″ |
| Maryland | 1 | 0 | 2 | 1.00″ |
| West Virginia | 0 | 2 | 1 | – |
| Arkansas | 0 | 2 | 0 | – |
| Kentucky | 1 | 0 | 1 | 2.00″ |
| Missouri | 0 | 2 | 0 | – |
| Virginia | 1 | 1 | 0 | 2.00″ |
| Delaware | 0 | 1 | 0 | – |
| Idaho | 1 | 0 | 0 | 1.75″ |
| Oregon | 1 | 0 | 0 | 1.00″ |
| Wyoming | 0 | 0 | 1 | – |
Every storm day in July 1963
Jul 1 Jul 2 Jul 3 Jul 4 Jul 5 Jul 6 Jul 7 Jul 8 Jul 9 Jul 10 Jul 11 Jul 12 Jul 13 Jul 14 Jul 15 Jul 16 Jul 17 Jul 18 Jul 19 Jul 20 Jul 21 Jul 22 Jul 23 Jul 24 Jul 25 Jul 26 Jul 27 Jul 28 Jul 29 Jul 30 Jul 31
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.