October 1999 storm reports: hail, wind and tornadoes
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In October 1999, 74 hail, 164 damaging-wind and 17 tornado reports were logged on 12 storm days across 17 states. The largest hail reported was 1.75″ (golf ball size) in Jefferson County, AL on October 3, 1999. The most hail reports came on October 13, 1999 (34).
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
← September 1999 All 1999 storm days November 1999 →
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of October 1999
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| Oct 13, 1999 | 34 | 129 | 3 | 1.75″ | 7 |
| Oct 29, 1999 | 8 | 28 | 0 | 1.50″ | 2 |
| Oct 8, 1999 | 11 | 3 | 2 | 1.50″ | 3 |
| Oct 4, 1999 | 6 | 3 | 1 | 0.88″ | 3 |
| Oct 9, 1999 | 6 | 0 | 0 | 1.00″ | 1 |
| Oct 3, 1999 | 4 | 1 | 0 | 1.75″ | 3 |
| Oct 12, 1999 | 4 | 0 | 0 | 1.00″ | 1 |
| Oct 31, 1999 | 0 | 0 | 4 | – | 1 |
| Oct 15, 1999 | 0 | 0 | 3 | – | 1 |
| Oct 14, 1999 | 0 | 0 | 2 | – | 1 |
Largest hail reported in October 1999
| Day | Size | Location |
|---|---|---|
| Oct 3, 1999 | 1.75″ (golf ball) | Jefferson County, AL |
| Oct 13, 1999 | 1.75″ (golf ball) | Crawford County, OH |
| Oct 13, 1999 | 1.75″ (golf ball) | Elk County, PA |
| Oct 8, 1999 | 1.50″ (ping pong ball) | Comanche County, OK |
| Oct 29, 1999 | 1.50″ (ping pong ball) | Custer County, OK |
| Oct 8, 1999 | 1.25″ (half dollar) | Harmon County, OK |
| Oct 8, 1999 | 1.25″ (half dollar) | Jackson County, OK |
| Oct 3, 1999 | 1.00″ (quarter) | Jefferson County, AL |
| Oct 8, 1999 | 1.00″ (quarter) | Comanche County, OK |
| Oct 9, 1999 | 1.00″ (quarter) | Polk County, AR |
Storm reports by state, October 1999
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Ohio | 19 | 62 | 2 | 1.75″ |
| Oklahoma | 19 | 26 | 4 | 1.50″ |
| Pennsylvania | 1 | 36 | 0 | 1.75″ |
| New York | 2 | 12 | 0 | 1.00″ |
| West Virginia | 0 | 13 | 1 | – |
| Michigan | 13 | 0 | 0 | 1.00″ |
| Kentucky | 1 | 6 | 0 | 0.75″ |
| Arkansas | 6 | 0 | 0 | 1.00″ |
| Texas | 1 | 5 | 0 | 0.75″ |
| Alabama | 2 | 1 | 2 | 1.75″ |
| Florida | 0 | 0 | 5 | – |
| Tennessee | 3 | 2 | 0 | 0.88″ |
| Virginia | 3 | 1 | 0 | 0.88″ |
| Indiana | 3 | 0 | 0 | 0.75″ |
| North Carolina | 0 | 0 | 2 | – |
| Colorado | 1 | 0 | 0 | 0.75″ |
| South Carolina | 0 | 0 | 1 | – |
Every storm day in October 1999
Oct 3 Oct 4 Oct 7 Oct 8 Oct 9 Oct 12 Oct 13 Oct 14 Oct 15 Oct 17 Oct 29 Oct 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.