August 2003 storm reports: hail, wind and tornadoes
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In August 2003, 1,222 hail, 2,245 damaging-wind and 44 tornado reports were logged on 31 storm days across 47 states. The largest hail reported was 3.00″ (teacup size) in Cass County, MO on August 5, 2003. The most hail reports came on August 1, 2003 (159).
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
← July 2003 All 2003 storm days September 2003 →
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of August 2003
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| Aug 1, 2003 | 159 | 159 | 4 | 2.75″ | 18 |
| Aug 22, 2003 | 40 | 266 | 1 | 1.75″ | 27 |
| Aug 26, 2003 | 54 | 237 | 3 | 2.00″ | 19 |
| Aug 27, 2003 | 42 | 169 | 0 | 2.00″ | 25 |
| Aug 5, 2003 | 101 | 97 | 2 | 3.00″ | 19 |
| Aug 4, 2003 | 86 | 105 | 2 | 1.75″ | 25 |
| Aug 21, 2003 | 84 | 107 | 1 | 2.00″ | 13 |
| Aug 3, 2003 | 92 | 92 | 4 | 2.75″ | 25 |
| Aug 25, 2003 | 48 | 103 | 1 | 2.50″ | 14 |
| Aug 6, 2003 | 45 | 94 | 4 | 2.50″ | 22 |
Largest hail reported in August 2003
| Day | Size | Location |
|---|---|---|
| Aug 5, 2003 | 3.00″ (teacup) | Cass County, MO |
| Aug 1, 2003 | 2.75″ (baseball) | Branch County, MI |
| Aug 1, 2003 | 2.75″ (baseball) | Howell County, MO |
| Aug 3, 2003 | 2.75″ (baseball) | Randolph County, AR |
| Aug 5, 2003 | 2.75″ (baseball) | Crawford County, KS |
| Aug 11, 2003 | 2.75″ (baseball) | Johnson County, TX |
| Aug 15, 2003 | 2.75″ (baseball) | Yavapai County, AZ |
| Aug 18, 2003 | 2.75″ (baseball) | Douglas County, CO |
| Aug 6, 2003 | 2.50″ (tennis ball) | Logan County, KS |
| Aug 25, 2003 | 2.50″ (tennis ball) | Plymouth County, IA |
Storm reports by state, August 2003
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Kansas | 130 | 140 | 1 | 2.75″ |
| Missouri | 104 | 121 | 0 | 3.00″ |
| Michigan | 86 | 107 | 4 | 2.75″ |
| Ohio | 43 | 143 | 4 | 2.00″ |
| Texas | 51 | 138 | 1 | 2.75″ |
| Tennessee | 28 | 157 | 0 | 1.75″ |
| Arkansas | 54 | 100 | 0 | 2.75″ |
| Oklahoma | 41 | 113 | 0 | 1.75″ |
| Virginia | 32 | 112 | 4 | 2.00″ |
| Iowa | 37 | 92 | 0 | 2.50″ |
| Illinois | 82 | 46 | 1 | 1.75″ |
| Pennsylvania | 23 | 102 | 0 | 1.75″ |
| Kentucky | 27 | 93 | 1 | 1.75″ |
| Indiana | 30 | 64 | 4 | 1.75″ |
| Mississippi | 20 | 77 | 1 | 1.75″ |
| North Carolina | 47 | 42 | 3 | 2.00″ |
| Maryland | 10 | 81 | 0 | 1.75″ |
| Georgia | 37 | 39 | 0 | 1.75″ |
| Wisconsin | 34 | 36 | 1 | 2.25″ |
| Nebraska | 32 | 36 | 0 | 1.75″ |
| South Dakota | 46 | 22 | 0 | 2.50″ |
| Montana | 32 | 24 | 1 | 2.00″ |
| Minnesota | 22 | 27 | 1 | 2.00″ |
| South Carolina | 6 | 44 | 0 | 1.00″ |
| West Virginia | 13 | 37 | 0 | 1.75″ |
| Arizona | 17 | 23 | 3 | 2.75″ |
| New York | 7 | 34 | 2 | 2.00″ |
| Colorado | 36 | 5 | 1 | 2.75″ |
| New Jersey | 6 | 34 | 0 | 1.75″ |
| Florida | 11 | 18 | 7 | 1.75″ |
| Alabama | 7 | 27 | 1 | 1.75″ |
| Louisiana | 6 | 28 | 0 | 1.75″ |
| Idaho | 4 | 25 | 0 | 1.00″ |
| Massachusetts | 7 | 15 | 0 | 1.00″ |
| Oregon | 16 | 1 | 0 | 1.50″ |
| North Dakota | 10 | 3 | 0 | 1.75″ |
| Wyoming | 13 | 0 | 0 | 1.75″ |
| California | 5 | 4 | 0 | 1.00″ |
| Delaware | 0 | 9 | 0 | – |
| Connecticut | 3 | 5 | 0 | 0.75″ |
| New Hampshire | 2 | 6 | 0 | 0.75″ |
| Nevada | 2 | 3 | 3 | 0.75″ |
| Maine | 0 | 6 | 0 | – |
| District of Columbia | 0 | 3 | 0 | – |
| Utah | 2 | 1 | 0 | 0.75″ |
| Rhode Island | 0 | 2 | 0 | – |
| Washington | 1 | 0 | 0 | 0.88″ |
Every storm day in August 2003
Aug 1 Aug 2 Aug 3 Aug 4 Aug 5 Aug 6 Aug 7 Aug 8 Aug 9 Aug 10 Aug 11 Aug 12 Aug 13 Aug 14 Aug 15 Aug 16 Aug 17 Aug 18 Aug 19 Aug 20 Aug 21 Aug 22 Aug 23 Aug 24 Aug 25 Aug 26 Aug 27 Aug 28 Aug 29 Aug 30 Aug 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.