May 2003 storm reports: hail, wind and tornadoes
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In May 2003, 4,228 hail, 2,070 damaging-wind and 542 tornado reports were logged on 30 storm days across 43 states. The largest hail reported was 5.25″ (softball size) in Stephens County, OK on May 13, 2003. The most hail reports came on May 6, 2003 (422). Tornadoes killed 41.
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
← April 2003 All 2003 storm days June 2003 →
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of May 2003
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| May 6, 2003 | 422 | 230 | 75 | 4.50″ | 20 |
| May 4, 2003 | 409 | 129 | 86 | 4.50″ | 15 |
| May 2, 2003 | 360 | 236 | 1 | 4.50″ | 17 |
| May 10, 2003 | 277 | 231 | 60 | 3.00″ | 18 |
| May 9, 2003 | 387 | 107 | 33 | 4.50″ | 14 |
| May 15, 2003 | 209 | 162 | 49 | 2.75″ | 18 |
| May 1, 2003 | 229 | 175 | 13 | 4.50″ | 19 |
| May 8, 2003 | 258 | 84 | 41 | 4.75″ | 15 |
| May 5, 2003 | 220 | 108 | 22 | 4.50″ | 17 |
| May 13, 2003 | 242 | 41 | 4 | 5.25″ | 11 |
Largest hail reported in May 2003
| Day | Size | Location |
|---|---|---|
| May 13, 2003 | 5.25″ (softball) | Stephens County, OK |
| May 8, 2003 | 4.75″ (softball) | Mahaska County, IA |
| May 1, 2003 | 4.50″ (softball) | Hood County, TX |
| May 1, 2003 | 4.50″ (softball) | Ozark County, MO |
| May 2, 2003 | 4.50″ (softball) | Cherokee County, AL |
| May 2, 2003 | 4.50″ (softball) | Calhoun County, AL |
| May 2, 2003 | 4.50″ (softball) | Shelby County, AL |
| May 2, 2003 | 4.50″ (softball) | Columbia County, AR |
| May 4, 2003 | 4.50″ (softball) | Sarpy County, NE |
| May 5, 2003 | 4.50″ (softball) | Giles County, TN |
Storm reports by state, May 2003
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Missouri | 496 | 132 | 72 | 4.50″ |
| Oklahoma | 479 | 163 | 58 | 5.25″ |
| Texas | 367 | 89 | 43 | 4.50″ |
| Tennessee | 128 | 267 | 41 | 4.50″ |
| Kansas | 320 | 49 | 45 | 4.00″ |
| Arkansas | 231 | 132 | 44 | 4.50″ |
| Georgia | 162 | 189 | 9 | 2.75″ |
| Illinois | 183 | 102 | 74 | 4.50″ |
| Alabama | 230 | 94 | 22 | 4.50″ |
| Kentucky | 150 | 159 | 26 | 2.75″ |
| North Carolina | 207 | 88 | 15 | 4.25″ |
| Nebraska | 231 | 27 | 16 | 4.50″ |
| Mississippi | 116 | 82 | 15 | 1.75″ |
| Indiana | 109 | 88 | 9 | 4.25″ |
| Iowa | 170 | 16 | 7 | 4.75″ |
| South Carolina | 80 | 97 | 8 | 4.00″ |
| Virginia | 82 | 75 | 8 | 4.25″ |
| Ohio | 84 | 49 | 0 | 1.75″ |
| Colorado | 60 | 11 | 8 | 2.75″ |
| Louisiana | 41 | 31 | 3 | 2.75″ |
| Michigan | 58 | 7 | 1 | 1.75″ |
| Florida | 29 | 27 | 2 | 2.00″ |
| South Dakota | 44 | 2 | 2 | 2.75″ |
| Minnesota | 31 | 0 | 2 | 1.75″ |
| West Virginia | 22 | 11 | 0 | 1.50″ |
| New York | 8 | 21 | 2 | 1.75″ |
| Pennsylvania | 17 | 12 | 1 | 1.50″ |
| Wisconsin | 14 | 6 | 4 | 1.25″ |
| Montana | 17 | 5 | 0 | 1.50″ |
| North Dakota | 19 | 0 | 1 | 1.00″ |
| New Mexico | 18 | 1 | 0 | 2.00″ |
| Maryland | 3 | 9 | 2 | 1.25″ |
| Oregon | 4 | 6 | 0 | 1.50″ |
| Idaho | 2 | 7 | 0 | 1.00″ |
| Wyoming | 8 | 0 | 0 | 1.00″ |
| Washington | 0 | 6 | 1 | – |
| Nevada | 0 | 5 | 0 | – |
| Connecticut | 3 | 0 | 0 | 0.75″ |
| Utah | 3 | 0 | 0 | 0.88″ |
| Vermont | 0 | 3 | 0 | – |
| Arizona | 0 | 1 | 1 | – |
| California | 1 | 1 | 0 | 1.00″ |
| New Jersey | 1 | 0 | 0 | 0.75″ |
Every storm day in May 2003
May 1 May 2 May 3 May 4 May 5 May 6 May 7 May 8 May 9 May 10 May 11 May 12 May 13 May 14 May 15 May 16 May 17 May 18 May 19 May 20 May 22 May 23 May 24 May 25 May 26 May 27 May 28 May 29 May 30 May 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.