On the map: every storm report logged this day.
On the map
Storm reports for September 13, 2001
On September 13, 2001, 26 hail, 8 damaging-wind and 9 tornado reports were logged across 9 states.
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Other storms on September 13 →
On September 13, 2001, 26 hail, 8 damaging-wind and 9 tornado reports were logged across 9 states. The largest hail reported was 2.75″ (baseball size) in Bonneville County, ID.
Storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Radar hail estimates start October 2019.
Storm reports by state
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| KS | 10 | 1 | 0 | 1.25″ |
| PA | 8 | 1 | 0 | 1.75″ |
| FL | 0 | 0 | 8 | – |
| ID | 3 | 3 | 1 | 2.75″ |
| WY | 2 | 0 | 0 | 1.75″ |
| AZ | 1 | 1 | 0 | 0.88″ |
| CO | 1 | 1 | 0 | 0.75″ |
| NY | 1 | 0 | 0 | 0.75″ |
| NE | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Shelley, ID | 5,262 | 2.75″ |
| Winslow, AZ | 8,577 | 0.88″ |
| Hempstead, NY | 59,569 | 0.75″ |
| Williamsport, PA | 27,628 | 0.75″ |
| Garden City, NY | 22,993 | 0.75″ |
| Mineola, NY | 21,305 | 0.75″ |
| Floral Park, NY | 15,966 | 0.75″ |
| Westbury, NY | 15,871 | 0.75″ |
| New Hyde Park, NY | 10,220 | 0.75″ |
| Williston Park, NY | 7,503 | 0.75″ |
| East Hills, NY | 7,295 | 0.75″ |
| South Williamsport, PA | 6,176 | 0.75″ |
| North Hills, NY | 5,427 | 0.75″ |
| Old Westbury, NY | 4,950 | 0.75″ |
| Flower Hill, NY | 4,836 | 0.75″ |
| Montoursville, PA | 4,678 | 0.75″ |
| Roslyn, NY | 3,022 | 0.75″ |
| Lake Success, NY | 2,830 | 0.75″ |
| Munsey Park, NY | 2,778 | 0.75″ |
| East Williston, NY | 2,613 | 0.75″ |
Hail reports (26)
| Time (UTC) | Size | Location |
|---|---|---|
| 21:45 | 2.75″ | Bonneville County, ID |
| 20:15 | 1.75″ | Lincoln County, WY |
| 22:30 | 1.75″ | Lackawanna County, PA |
| 22:35 | 1.75″ | Columbia County, PA |
| 22:35 | 1.75″ | Lycoming County, PA |
| 22:35 | 1.25″ | Trego County, KS |
| 21:40 | 1.00″ | Lycoming County, PA |
| 21:40 | 1.00″ | Bingham County, ID |
| 21:45 | 1.00″ | Ness County, KS |
| 21:45 | 1.00″ | Ellis County, KS |
| 21:50 | 1.00″ | Trego County, KS |
| 22:00 | 1.00″ | Lycoming County, PA |
| 23:20 | 1.00″ | Ness County, KS |
| 02:00 | 1.00″ | Ness County, KS |
| 20:40 | 0.88″ | Navajo County, AZ |
| 23:30 | 0.88″ | Teton County, ID |
| 19:07 | 0.75″ | Lincoln County, WY |
| 21:35 | 0.75″ | Rush County, KS |
| 22:13 | 0.75″ | Lycoming County, PA |
| 22:35 | 0.75″ | Wayne County, PA |
| 22:46 | 0.75″ | Graham County, KS |
| 23:15 | 0.75″ | Columbia County, PA |
| 23:20 | 0.75″ | Yuma County, CO |
| 23:25 | 0.75″ | Trego County, KS |
| 23:55 | 0.75″ | Ness County, KS |
| 06:00 | 0.75″ | Nassau County, NY |
Damage, injuries and deaths
National Weather Service offices recorded about $149,000 in property damage from hail, thunderstorm wind and tornadoes across the US on this storm day (46 events in 9 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Brevard County, FL | 1 | 0 | 0 | $50,000 |
| Charlotte County, FL | 2 | 0 | 0 | $35,000 |
| DeSoto County, FL | 1 | 0 | 0 | $20,000 |
| Lee County, FL | 2 | 0 | 0 | $20,000 |
| Manatee County, FL | 1 | 0 | 0 | $20,000 |
| Indian River County, FL | 1 | 0 | 0 | $3,000 |
| Nassau County, FL | 1 | 0 | 0 | $1,000 |
What the National Weather Service wrote
- Brevard County, FL (near Melbourne) · Tornado F0 · $50,000
“A rain band associated with Tropical Storm Gabrielle moving north near the Florida coastline produced a small F0 tornado on the barrier island east of the Intracoastal Waterway. The tornado seriously damaged the roof of a boat dry storage building and overturned boats in the boatyard.” - DeSoto County, FL (near Ft Ogden) · Tornado F0 · $20,000
“A weak F0 tornado, that crossed from the Charlotte - DeSoto county line near State Road 769, downed several large trees as it moved north into rural extreme southwest DeSoto county. The tornado lifted and dissipated approximately six miles west northwest of Ft. Ogden.” - Manatee County, FL (near Myakka City) · Tornado F0 · $20,000
“A weak F0 tornado sporadically touched down across rural southeast Manatee county, eight miles southeast of Myakka City. The tornado continued to move northwest over rural open countryside where it downed a few large trees before crossing State Road 70, approximately three miles northwest of Myakka…” - Charlotte County, FL (near Punta Gorda) · Tornado F0 · $20,000
“A weak F0 tornado sporadically touched down near the intersection of State Road 765 and 768, south southeast of Punta Gorda. The tornado continued north where it sporadically touched down and toppled trees, power lines and a few sheds before it crossed into DeSoto county, six miles east northeast…” - Charlotte County, FL (near Punta Gorda) · Tornado F0 · $15,000
“A weak F0 tornado sporadically touched down along a narrow path, west of State Road 765, near the Lee - Charlotte county line in rural southwest Charlotte county, to one mile west southwest of Punta Gorda.” - Lee County, FL (near Matlacha) · Tornado F0 · $10,000
“A weak F0 tornado sporadically touched down along a narrow path and downed a few trees, large branches and power lines, from near Matlacha, north to near the Burnt Store Marina, over rural northwest Lee county, before it lifted a dissipated.”
Event narratives from NWS Storm Data, shortened. Up to six per day, chosen by deaths, injuries, damage and size.
Source: NOAA National Centers for Environmental Information (NCEI), Storm Events Database, as entered by National Weather Service offices; data through July 31, 2026. Damage is in dollars of the year, not adjusted for inflation.
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