May 2004 storm reports: hail, wind and tornadoes
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In May 2004, 4,020 hail, 3,002 damaging-wind and 507 tornado reports were logged on 30 storm days across 45 states. The largest hail reported was 6.00″ (softball size) in Linn County, MO on May 24, 2004. The most hail reports came on May 24, 2004 (461). Tornadoes killed 7.
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
← April 2004 All 2004 storm days June 2004 →
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of May 2004
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| May 30, 2004 | 235 | 673 | 88 | 4.50″ | 21 |
| May 21, 2004 | 406 | 284 | 24 | 4.25″ | 25 |
| May 24, 2004 | 461 | 192 | 53 | 6.00″ | 18 |
| May 29, 2004 | 254 | 172 | 81 | 4.75″ | 16 |
| May 22, 2004 | 200 | 148 | 66 | 5.50″ | 20 |
| May 26, 2004 | 203 | 196 | 12 | 4.00″ | 18 |
| May 23, 2004 | 227 | 131 | 9 | 3.00″ | 23 |
| May 27, 2004 | 170 | 164 | 26 | 4.25″ | 14 |
| May 9, 2004 | 215 | 80 | 7 | 2.00″ | 20 |
| May 17, 2004 | 159 | 75 | 0 | 2.75″ | 21 |
Largest hail reported in May 2004
| Day | Size | Location |
|---|---|---|
| May 24, 2004 | 6.00″ (softball) | Linn County, MO |
| May 22, 2004 | 5.50″ (softball) | Story County, IA |
| May 29, 2004 | 4.75″ (softball) | Custer County, OK |
| May 11, 2004 | 4.50″ (softball) | Wilkin County, MN |
| May 24, 2004 | 4.50″ (softball) | Tillman County, OK |
| May 30, 2004 | 4.50″ (softball) | Maries County, MO |
| May 6, 2004 | 4.25″ (grapefruit) | LaGrange County, IN |
| May 21, 2004 | 4.25″ (grapefruit) | Clay County, IA |
| May 21, 2004 | 4.25″ (grapefruit) | Clay County, IA |
| May 21, 2004 | 4.25″ (grapefruit) | Ochiltree County, TX |
Storm reports by state, May 2004
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Iowa | 524 | 180 | 57 | 5.50″ |
| Kansas | 441 | 97 | 66 | 4.25″ |
| Missouri | 385 | 158 | 35 | 6.00″ |
| Illinois | 188 | 332 | 37 | 4.00″ |
| Nebraska | 295 | 102 | 77 | 4.00″ |
| Kentucky | 88 | 278 | 17 | 2.50″ |
| Ohio | 163 | 205 | 5 | 2.75″ |
| Texas | 221 | 68 | 29 | 4.25″ |
| Indiana | 117 | 156 | 27 | 4.25″ |
| Minnesota | 209 | 60 | 16 | 4.50″ |
| South Dakota | 224 | 32 | 19 | 2.75″ |
| Michigan | 106 | 152 | 15 | 2.00″ |
| Oklahoma | 192 | 32 | 26 | 4.75″ |
| Virginia | 89 | 134 | 8 | 3.00″ |
| Tennessee | 38 | 173 | 6 | 1.75″ |
| Pennsylvania | 59 | 125 | 3 | 1.75″ |
| New York | 112 | 65 | 1 | 3.00″ |
| West Virginia | 46 | 107 | 1 | 1.75″ |
| North Carolina | 63 | 88 | 1 | 1.75″ |
| Wisconsin | 82 | 51 | 4 | 3.00″ |
| Colorado | 70 | 18 | 13 | 2.75″ |
| Arkansas | 23 | 74 | 3 | 2.75″ |
| North Dakota | 66 | 3 | 16 | 2.50″ |
| Maryland | 19 | 54 | 2 | 1.75″ |
| Alabama | 17 | 45 | 9 | 2.75″ |
| Mississippi | 12 | 48 | 6 | 1.00″ |
| South Carolina | 22 | 37 | 0 | 1.00″ |
| Georgia | 19 | 31 | 1 | 1.75″ |
| Louisiana | 9 | 27 | 1 | 2.75″ |
| Wyoming | 28 | 3 | 1 | 2.75″ |
| New Jersey | 14 | 15 | 0 | 1.75″ |
| Florida | 10 | 17 | 0 | 1.75″ |
| Connecticut | 15 | 3 | 0 | 1.50″ |
| Massachusetts | 13 | 4 | 0 | 1.75″ |
| New Mexico | 13 | 3 | 0 | 2.00″ |
| Montana | 13 | 2 | 0 | 1.00″ |
| Washington | 5 | 1 | 4 | 1.00″ |
| Maine | 0 | 8 | 0 | – |
| Delaware | 1 | 5 | 0 | 1.00″ |
| Idaho | 2 | 3 | 0 | 1.00″ |
| Oregon | 2 | 1 | 1 | 0.88″ |
| Vermont | 2 | 2 | 0 | 1.00″ |
| New Hampshire | 1 | 2 | 0 | 0.75″ |
| District of Columbia | 1 | 1 | 0 | 0.75″ |
| Rhode Island | 1 | 0 | 0 | 0.75″ |
Every storm day in May 2004
May 1 May 2 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 21 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.