May 2013 storm reports: hail, wind and tornadoes
IndependentNot affiliated with NOAA or the National Weather Service.
In May 2013, 2,401 hail, 2,231 damaging-wind and 270 tornado reports were logged on 30 storm days across 45 states. The largest hail reported was 5.90″ (softball size) in Canadian County, OK on May 31, 2013. The most hail reports came on May 19, 2013 (239). Tornadoes killed 41.
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
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Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of May 2013
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| May 19, 2013 | 239 | 312 | 27 | 3.00″ | 16 |
| May 20, 2013 | 159 | 256 | 38 | 4.25″ | 18 |
| May 21, 2013 | 148 | 284 | 0 | 2.50″ | 19 |
| May 29, 2013 | 189 | 210 | 26 | 2.90″ | 15 |
| May 30, 2013 | 155 | 221 | 30 | 4.25″ | 16 |
| May 31, 2013 | 159 | 186 | 36 | 5.90″ | 14 |
| May 28, 2013 | 148 | 100 | 25 | 4.00″ | 18 |
| May 18, 2013 | 149 | 100 | 10 | 2.75″ | 15 |
| May 22, 2013 | 88 | 141 | 0 | 2.50″ | 17 |
| May 8, 2013 | 126 | 32 | 8 | 3.00″ | 12 |
Largest hail reported in May 2013
| Day | Size | Location |
|---|---|---|
| May 31, 2013 | 5.90″ (softball) | Canadian County, OK |
| May 27, 2013 | 5.25″ (softball) | Jewell County, KS |
| May 9, 2013 | 4.50″ (softball) | Menard County, TX |
| May 20, 2013 | 4.25″ (grapefruit) | Osage County, OK |
| May 30, 2013 | 4.25″ (grapefruit) | Stephens County, OK |
| May 15, 2013 | 4.00″ (grapefruit) | Palo Pinto County, TX |
| May 28, 2013 | 4.00″ (grapefruit) | Nemaha County, KS |
| May 30, 2013 | 4.00″ (grapefruit) | Garvin County, OK |
| May 10, 2013 | 3.50″ (teacup) | Frio County, TX |
| May 28, 2013 | 3.50″ (teacup) | Ottawa County, KS |
Storm reports by state, May 2013
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Texas | 388 | 209 | 41 | 4.50″ |
| Kansas | 362 | 185 | 45 | 5.25″ |
| Oklahoma | 259 | 172 | 63 | 5.90″ |
| Nebraska | 247 | 62 | 23 | 3.00″ |
| Iowa | 141 | 175 | 7 | 3.00″ |
| New York | 142 | 130 | 3 | 2.50″ |
| Missouri | 102 | 150 | 19 | 2.50″ |
| Illinois | 30 | 195 | 10 | 1.75″ |
| South Dakota | 125 | 29 | 2 | 3.00″ |
| Michigan | 44 | 86 | 6 | 1.75″ |
| Arkansas | 19 | 96 | 16 | 2.00″ |
| Wisconsin | 42 | 88 | 0 | 1.75″ |
| Pennsylvania | 22 | 82 | 4 | 1.50″ |
| Minnesota | 69 | 28 | 2 | 2.00″ |
| Tennessee | 22 | 57 | 1 | 1.25″ |
| Kentucky | 7 | 69 | 0 | 1.75″ |
| Indiana | 7 | 61 | 5 | 1.00″ |
| Louisiana | 19 | 44 | 4 | 1.75″ |
| Colorado | 47 | 8 | 6 | 2.75″ |
| North Carolina | 46 | 13 | 0 | 1.50″ |
| Ohio | 17 | 42 | 0 | 1.75″ |
| Wyoming | 55 | 3 | 1 | 2.50″ |
| Georgia | 13 | 39 | 0 | 1.00″ |
| Florida | 25 | 23 | 2 | 1.75″ |
| Virginia | 17 | 27 | 0 | 1.25″ |
| Montana | 34 | 8 | 0 | 3.00″ |
| North Dakota | 20 | 15 | 2 | 2.75″ |
| Mississippi | 4 | 25 | 0 | 1.75″ |
| South Carolina | 12 | 16 | 0 | 1.00″ |
| West Virginia | 4 | 22 | 0 | 1.00″ |
| New Mexico | 14 | 10 | 0 | 1.75″ |
| Massachusetts | 14 | 8 | 1 | 2.25″ |
| Connecticut | 8 | 10 | 0 | 1.75″ |
| Maryland | 6 | 12 | 0 | 1.00″ |
| Maine | 3 | 6 | 0 | 1.75″ |
| Alabama | 5 | 1 | 2 | 1.00″ |
| New Jersey | 0 | 8 | 0 | – |
| Vermont | 3 | 5 | 0 | 0.75″ |
| New Hampshire | 4 | 3 | 0 | 1.25″ |
| California | 1 | 3 | 1 | 1.00″ |
| Idaho | 0 | 0 | 3 | – |
| Utah | 0 | 3 | 0 | – |
| Washington | 0 | 3 | 0 | – |
| Oregon | 1 | 0 | 1 | 1.25″ |
| Nevada | 1 | 0 | 0 | 0.88″ |
Every storm day in May 2013
May 1 May 2 May 3 May 4 May 5 May 6 May 7 May 8 May 9 May 10 May 11 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.