On the map: every storm report logged this day.
On the map
Storm reports for August 10, 2015
On August 10, 2015, 9 hail, 78 damaging-wind and 2 tornado reports were logged across 20 states.
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On August 10, 2015, 9 hail, 78 damaging-wind and 2 tornado reports were logged across 20 states. The largest hail reported was 1.75″ (golf ball size) in Washington County, WI.
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 |
|---|---|---|---|---|
| GA | 0 | 16 | 0 | – |
| AL | 0 | 15 | 0 | – |
| OH | 0 | 7 | 0 | – |
| MS | 0 | 7 | 0 | – |
| MT | 0 | 6 | 0 | – |
| TN | 0 | 6 | 0 | – |
| WI | 2 | 1 | 1 | 1.75″ |
| CO | 4 | 0 | 0 | 1.00″ |
| IL | 2 | 2 | 0 | 0.88″ |
| ID | 0 | 4 | 0 | – |
| LA | 0 | 3 | 0 | – |
| NY | 0 | 3 | 0 | – |
| NC | 0 | 2 | 0 | – |
| SC | 0 | 2 | 0 | – |
| NM | 1 | 0 | 0 | 1.00″ |
| PA | 0 | 0 | 1 | – |
| NE | 0 | 1 | 0 | – |
| WA | 0 | 1 | 0 | – |
| KS | 0 | 1 | 0 | – |
| MD | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Germantown, WI | 21,032 | 1.75″ |
| Richfield, WI | 11,783 | 1.75″ |
| Parker, CO | 65,473 | 1.00″ |
| Cudahy, WI | 17,704 | 1.00″ |
| St. Francis, WI | 8,951 | 1.00″ |
| Manitou Springs, CO | 4,607 | 1.00″ |
| West Milwaukee, WI | 3,997 | 1.00″ |
| Downers Grove, IL | 50,552 | 0.88″ |
| Woodridge, IL | 34,103 | 0.88″ |
| Westmont, IL | 24,308 | 0.88″ |
| Lisle, IL | 23,548 | 0.88″ |
| Darien, IL | 22,015 | 0.88″ |
| Burr Ridge, IL | 11,202 | 0.88″ |
| Willowbrook, IL | 9,179 | 0.88″ |
| Clarendon Hills, IL | 8,703 | 0.88″ |
| Crystal Lake, IL | 41,513 | 0.75″ |
| Carpentersville, IL | 37,144 | 0.75″ |
| Algonquin, IL | 30,539 | 0.75″ |
| Lake in the Hills, IL | 28,706 | 0.75″ |
| Cary, IL | 18,031 | 0.75″ |
| Lakewood, IL | 4,287 | 0.75″ |
Hail reports (9)
| Time (UTC) | Size | Location |
|---|---|---|
| 16:25 | 1.75″ | Washington County, WI |
| 17:15 | 1.00″ | Milwaukee County, WI |
| 18:25 | 1.00″ | El Paso County, CO |
| 21:00 | 1.00″ | Douglas County, CO |
| 21:22 | 1.00″ | Baca County, CO |
| 22:50 | 1.00″ | Quay County, NM |
| 18:14 | 0.88″ | El Paso County, CO |
| 21:04 | 0.88″ | DuPage County, IL |
| 19:35 | 0.75″ | McHenry County, IL |
Damage, injuries and deaths
National Weather Service offices recorded about $1.3 million in property damage, 2 injuries and 2 deaths from hail, thunderstorm wind and tornadoes across the US on this storm day (90 events in 20 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Marshall County, AL | 1 | 2 | 2 | – |
| Missoula County, MT | 2 | 0 | 0 | $1 million |
| Clarke County, GA | 1 | 0 | 0 | $50,000 |
| Wayne County, NY | 2 | 0 | 0 | $35,000 |
| Butler County, PA | 1 | 0 | 0 | $25,000 |
| Lawrence County, MS | 3 | 0 | 0 | $16,000 |
| Hall County, GA | 1 | 0 | 0 | $15,000 |
| Morgan County, GA | 1 | 0 | 0 | $15,000 |
| Ontario County, NY | 1 | 0 | 0 | $15,000 |
| Dawson County, GA | 1 | 0 | 0 | $10,000 |
| Habersham County, GA | 1 | 0 | 0 | $10,000 |
| White County, GA | 1 | 0 | 0 | $10,000 |
What the National Weather Service wrote
- Marshall County, AL (near Guntersville Muni Ar) · Thunderstorm wind 35 mph · 2 deaths · 2 injuries
“A strong thunderstorm moved through the Short creek area of Lake Guntersville, Alabama, capsizing a canoe, resulting in two drownings. Time was estimated by news article.” - Missoula County, MT (near (Mso)Missoula Intl A) · Thunderstorm wind 74 mph · $1 million
“A macroburst brought damaging winds to the city of Missoula. A 74 mph wind gust was measured at the Missoula airport, but a majority of the damage occurred towards the |South Hills area. Major power lines and large trees were knocked down, and some residents were without power for four days.” - Clarke County, GA (near Green Acres) · Thunderstorm wind 63 mph · $50,000
“The Clarke County 911 Center reported numerous trees and power lines blown down with some damage to homes and businesses. Locations included Broad Street, Hancock Avenue, College Avenue and Memorial Park.” - Butler County, PA (near Euclid) · Tornado EF0 · $25,000
“An NWS Storm Survey found a EF-0 tornado, with maximum winds of 80 MPH. The maximum path width was 60 yards. The tornado touched down in a field southwest of West Sunbury just off state route 308, and traveled northeast taking off a roof at a service station.” - Wayne County, NY (near Clyde) · Thunderstorm wind 58 mph · $20,000
“Law enforcement reported many trees downed by thunderstorm winds.” - Hall County, GA (near Murrayville) · Thunderstorm wind 63 mph · $15,000
“The Hall County Emergency Manager reported about a dozen trees blown down west of Murrayville. One tree fell on a mobile home on Crystal Lake Drive.”
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 10, 2015
National Weather Service survey teams mapped 2 tornado paths from this storm day (2 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 | 84 mph | 1.0 mi | 50 yd | 0 / 0 | 17:56 UTC | NWS Milwaukee |
| EF0 | 80 mph | 0.4 mi | 60 yd | 0 / 0 | 01:45–19:00 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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