On the map: every storm report logged this day.
On the map
Storm reports for August 17, 2016
On August 17, 2016, 7 hail, 83 damaging-wind and 2 tornado reports were logged across 17 states.
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On August 17, 2016, 7 hail, 83 damaging-wind and 2 tornado reports were logged across 17 states. The largest hail reported was 1.50″ (ping pong ball size) in Cascade County, MT.
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 |
|---|---|---|---|---|
| VA | 0 | 28 | 0 | – |
| MD | 0 | 17 | 0 | – |
| NC | 0 | 8 | 0 | – |
| DC | 0 | 6 | 0 | – |
| MI | 1 | 4 | 0 | 0.75″ |
| SC | 1 | 3 | 0 | 0.75″ |
| OH | 0 | 3 | 1 | – |
| ND | 3 | 0 | 0 | 1.00″ |
| IN | 0 | 3 | 0 | – |
| WV | 0 | 3 | 0 | – |
| GA | 0 | 3 | 0 | – |
| MT | 2 | 0 | 0 | 1.50″ |
| TN | 0 | 2 | 0 | – |
| PA | 0 | 0 | 1 | – |
| ID | 0 | 1 | 0 | – |
| DE | 0 | 1 | 0 | – |
| NV | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Great Falls, MT | 60,013 | 1.50″ |
| Mauldin, SC | 29,746 | 0.75″ |
| Port Huron, MI | 28,342 | 0.75″ |
| Simpsonville, SC | 28,078 | 0.75″ |
| Fountain Inn, SC | 13,786 | 0.75″ |
Hail reports (7)
| Time (UTC) | Size | Location |
|---|---|---|
| 06:32 | 1.50″ | Cascade County, MT |
| 02:15 | 1.00″ | Burke County, ND |
| 02:15 | 1.00″ | Burke County, ND |
| 07:50 | 1.00″ | Cascade County, MT |
| 20:19 | 0.75″ | St. Clair County, MI |
| 22:18 | 0.75″ | Greenville County, SC |
| 02:11 | 0.75″ | Burke County, ND |
Damage, injuries and deaths
National Weather Service offices recorded about $202,000 in property damage and $1,000 in crop damage from hail, thunderstorm wind and tornadoes across the US on this storm day (92 events in 17 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Mecklenburg County, NC | 1 | 0 | 0 | $40,000 |
| Brown County, OH | 1 | 0 | 0 | $30,000 |
| Ionia County, MI | 1 | 0 | 0 | $25,000 |
| Clarke County, GA | 2 | 0 | 0 | $20,000 |
| Washington County, PA | 1 | 0 | 0 | $10,000 |
| Caroline County, VA | 3 | 0 | 0 | $8,000 |
| Franklin County, VA | 1 | 0 | 0 | $8,000 |
| Oglethorpe County, GA | 1 | 0 | 0 | $6,000 |
| Kent County, MI | 1 | 0 | 0 | $5,000 |
| Essex County, VA | 4 | 0 | 0 | $5,000 |
| Putnam County, WV | 1 | 0 | 0 | $5,000 |
| Greenbrier County, WV | 2 | 0 | 0 | $5,000 |
What the National Weather Service wrote
- Mecklenburg County, NC (near Charlotte) · Thunderstorm wind 58 mph · $40,000
“Multiple sources reported a few trees blown down in the Uptown area, including at Romany Rd and Dilworth Rd and a tree on a house on Garden Terrace. The house on Garden Terrace was subsequently struck by lightning.” - Brown County, OH (near Sardinia) · Tornado EF0 · $30,000
“A weak tornado touched down on the west side of Sardinia near Highway 24B (Maple Ave) and moved east-northeast through the village, ending on the northeast side of town near Highway 32 (Appalachian Highway).||The beginning of the tornado track was marked by scattered broken tree branches generally…” - Ionia County, MI (near Ionia) · Thunderstorm wind 60 mph · $25,000
“Trees fell on two homes in Ionia and numerous tree limbs were blown down.” - Clarke County, GA (near Athens) · Thunderstorm wind 58 mph · $10,000
“The Clarke County Emergency Manager reported numerous trees and power lines blown down across the Athens area.” - Clarke County, GA (near Oconee Hgts) · Thunderstorm wind 58 mph · $10,000
“The Clarke County Emergency Manager reported numerous trees and power lines blown down around the Athens area.” - Washington County, PA (near Donora) · Tornado EF0 · $10,000
“An NWS Storm Survey found an EF0 touched down in Donora and then moved to the Monongahela River and dissipated. Damage was found to trees and porch awnings, as well as some shingles and siding blown off of homes.”
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.
NWS Tornado Damage Surveys for August 17, 2016
National Weather Service survey teams mapped 1 tornado path from this storm day (1 EF0), 1 miles in all. The map above draws each surveyed path as the NWS mapped it, colored by the EF rating of each stretch, in place of the straight start-to-end line.
| Rating | Peak wind | Path length | Max width | Deaths / injuries | On the ground | Surveyed by |
|---|---|---|---|---|---|---|
| EF0 | 85 mph | 1.0 mi | 250 yd | 0 / 0 | 20:41–20:43 UTC | NWS Pittsburgh |
Source: NOAA National Weather Service Damage Assessment Toolkit (DAT): the tornado paths and EF-rating zones NWS survey teams mapped after each storm. Survey data are preliminary and can be revised; NOAA's official record is Storm Data (NCEI). Paths are simplified to about 30 m. Times are when the tornado was on the ground, in UTC.
Guides: What radar-estimated hail (MESH) is and isn't · Storm reports: preliminary vs final
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