On the map: every storm report logged this day.
On the map
Storm reports for July 15, 2017
On July 15, 2017, 27 hail, 99 damaging-wind and 3 tornado reports were logged across 14 states.
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On July 15, 2017, 27 hail, 99 damaging-wind and 3 tornado reports were logged across 14 states. The largest hail reported was 1.75″ (golf ball size) in McHenry County, IL.
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 |
|---|---|---|---|---|
| SC | 4 | 24 | 0 | 0.88″ |
| WI | 15 | 9 | 0 | 1.00″ |
| GA | 1 | 16 | 0 | 1.00″ |
| NC | 0 | 14 | 0 | – |
| AZ | 1 | 9 | 0 | 1.00″ |
| OK | 0 | 9 | 0 | – |
| TX | 0 | 6 | 2 | – |
| MT | 0 | 8 | 0 | – |
| IL | 2 | 1 | 0 | 1.75″ |
| KS | 3 | 0 | 0 | 1.00″ |
| ID | 0 | 2 | 0 | – |
| NE | 1 | 0 | 0 | 1.25″ |
| LA | 0 | 0 | 1 | – |
| NM | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| McHenry, IL | 28,825 | 1.75″ |
| Wonder Lake, IL | 5,296 | 1.75″ |
| Oconomowoc, WI | 20,002 | 1.00″ |
| Payson, AZ | 16,762 | 1.00″ |
| Hartland, WI | 10,203 | 1.00″ |
| Lake Geneva, WI | 8,691 | 1.00″ |
| Delafield, WI | 7,275 | 1.00″ |
| Twin Lakes, WI | 6,328 | 1.00″ |
| Bloomfield, WI | 4,766 | 1.00″ |
| Genoa City, WI | 2,903 | 1.00″ |
| Baraboo, WI | 13,096 | 0.88″ |
| Berlin, WI | 5,607 | 0.88″ |
| Summit, WI | 5,346 | 0.88″ |
| Wales, WI | 2,913 | 0.88″ |
| Dousman, WI | 2,551 | 0.88″ |
| Davis Junction, IL | 2,534 | 0.88″ |
| West Allis, WI | 59,784 | 0.75″ |
| New Berlin, WI | 40,302 | 0.75″ |
| Greenfield, WI | 37,232 | 0.75″ |
| Watertown, WI | 22,617 | 0.75″ |
| Greendale, WI | 14,455 | 0.75″ |
| Hales Corners, WI | 7,766 | 0.75″ |
| West Milwaukee, WI | 3,997 | 0.75″ |
Hail reports (27)
| Time (UTC) | Size | Location |
|---|---|---|
| 06:16 | 1.75″ | McHenry County, IL |
| 19:20 | 1.25″ | Dundy County, NE |
| 21:00 | 1.00″ | Wheeler County, GA |
| 21:20 | 1.00″ | Gila County, AZ |
| 21:25 | 1.00″ | Thomas County, KS |
| 04:33 | 1.00″ | Waukesha County, WI |
| 05:52 | 1.00″ | Walworth County, WI |
| 05:52 | 1.00″ | Walworth County, WI |
| 05:52 | 1.00″ | Walworth County, WI |
| 05:56 | 1.00″ | Walworth County, WI |
| 06:00 | 1.00″ | Walworth County, WI |
| 18:45 | 0.88″ | Clark County, KS |
| 20:58 | 0.88″ | Finney County, KS |
| 21:31 | 0.88″ | Berkeley County, SC |
| 02:40 | 0.88″ | Green Lake County, WI |
| 04:20 | 0.88″ | Sauk County, WI |
| 04:50 | 0.88″ | Waukesha County, WI |
| 08:20 | 0.88″ | Ogle County, IL |
| 19:57 | 0.75″ | Orangeburg County, SC |
| 21:10 | 0.75″ | Chester County, SC |
| 21:32 | 0.75″ | Lancaster County, SC |
| 00:17 | 0.75″ | Oconto County, WI |
| 03:05 | 0.75″ | Fond du Lac County, WI |
| 04:45 | 0.75″ | Milwaukee County, WI |
| 04:46 | 0.75″ | Dodge County, WI |
| 05:00 | 0.75″ | Waukesha County, WI |
| 05:50 | 0.75″ | Walworth County, WI |
Damage, injuries and deaths
National Weather Service offices recorded about $366,000 in property damage, $0 in crop damage and 1 death from hail, thunderstorm wind and tornadoes across the US on this storm day (129 events in 14 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Anderson County, SC | 1 | 0 | 1 | – |
| Union County, NC | 1 | 0 | 0 | $100,000 |
| Williamson County, TX | 1 | 0 | 0 | $100,000 |
| Polk County, TX | 1 | 0 | 0 | $40,000 |
| Victoria County, TX | 2 | 0 | 0 | $35,000 |
| Maricopa County, AZ | 3 | 0 | 0 | $14,000 |
| Ravalli County, MT | 1 | 0 | 0 | $10,000 |
| Goliad County, TX | 2 | 0 | 0 | $10,000 |
| Milwaukee County, WI | 1 | 0 | 0 | $10,000 |
| Wheeler County, GA | 1 | 0 | 0 | $7,000 |
| Jefferson County, WI | 2 | 0 | 0 | $6,000 |
| Chattooga County, GA | 1 | 0 | 0 | $5,000 |
What the National Weather Service wrote
- Anderson County, SC (near Starr) · Thunderstorm wind 52 mph · 1 death
“Department of Natural Resources reported a man and woman were thrown from their boat by a strong thunderstorm wind gust on Lake Hartwell near the Singing Pines recreation area.” - Union County, NC (near Unionville) · Thunderstorm wind 69 mph · $100,000
“Public reported numerous trees blown down, several houses with roof damage and multiple chicken houses heavily damaged or destroyed in and around Unionville.” - Williamson County, TX (near Georgetown) · Tornado EF0 · $100,000
“NWS survey along with eyewitnesses conclude that a weak EF0 tornado developed and produced minor damage to 6-8 homes off Teravista Club Drive as well as Caldwell Palm Circle.” - Polk County, TX (near East Tempe) · Tornado EF0 · $40,000
“The tornado was spotted off of Highway 190 west of Livingston. The tornado was reported to damage some storage facility roofs.” - Victoria County, TX (near Victoria) · Thunderstorm wind 60 mph · $25,000
“Victoria County Sheriff's Office reported wind gusts estimated to around 60 mph in downtown Victoria. Trees and street signs were blown down.” - Milwaukee County, WI (near Uw-Milwaukee Campus) · Thunderstorm wind 64 mph · $10,000
“Three trees down, some landing on 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 July 15, 2017
National Weather Service survey teams mapped 1 tornado path from this storm day (1 EF0), 0 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 | 80 mph | 0.4 mi | 20 yd | 0 / 0 | 20:27–20:30 UTC | NWS Houston/Galveston |
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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