On the map: every storm report logged this day.
On the map
Storm reports for August 7, 2017
On August 7, 2017, 3 hail, 11 damaging-wind and 3 tornado reports were logged across 9 states.
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On August 7, 2017, 3 hail, 11 damaging-wind and 3 tornado reports were logged across 9 states. The largest hail reported was 1.00″ (quarter size) in Keweenaw County, MI.
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 |
|---|---|---|---|---|
| MI | 3 | 0 | 0 | 1.00″ |
| SC | 0 | 3 | 0 | – |
| MD | 0 | 1 | 1 | – |
| VA | 0 | 1 | 1 | – |
| TX | 0 | 2 | 0 | – |
| NM | 0 | 2 | 0 | – |
| NE | 0 | 0 | 1 | – |
| UT | 0 | 1 | 0 | – |
| NC | 0 | 1 | 0 | – |
Hail reports (3)
| Time (UTC) | Size | Location |
|---|---|---|
| 21:25 | 1.00″ | Keweenaw County, MI |
| 22:50 | 1.00″ | Menominee County, MI |
| 22:13 | 0.88″ | Menominee County, MI |
Damage, injuries and deaths
National Weather Service offices recorded about $1.1 million in property damage from hail, thunderstorm wind and tornadoes across the US on this storm day (19 events in 9 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Wicomico County, MD | 1 | 0 | 0 | $750,000 |
| Worcester County, MD | 1 | 0 | 0 | $200,000 |
| Mecklenburg County, NC | 1 | 0 | 0 | $100,000 |
| Lea County, NM | 1 | 0 | 0 | $40,000 |
| Lancaster County, VA | 1 | 0 | 0 | $15,000 |
| Walker County, TX | 1 | 0 | 0 | $8,000 |
| Horry County, SC | 1 | 0 | 0 | $3,000 |
| Georgetown County, SC | 1 | 0 | 0 | $2,000 |
| Northampton County, VA | 2 | 0 | 0 | $2,000 |
| Accomack County, VA | 1 | 0 | 0 | $1,000 |
| Mora County, NM | 1 | 0 | 0 | $1,000 |
What the National Weather Service wrote
- Wicomico County, MD (near Fruitland) · Tornado EF1 · $750,000
“The tornado initially touched down near Salisbury University along Highway 13 and Dogwood Drive damaging several businesses. The tornado struck a strip mall along Highway 13 tossing vehicles around in the parking lot, and causing minor damage to nearby buildings.” - Worcester County, MD (near West Ocean City) · Thunderstorm wind 66 mph · $200,000
“The wind damage which occurred in West Ocean City was the result of straight line winds. Damage was evident along both sides of Route 50 and Route 611 (Stephen |Decatur Highway) in West Ocean City.” - Mecklenburg County, NC (near Charlotte) · Thunderstorm wind 58 mph · $100,000
“County comms reported multiple trees blown down near Uptown and on the south side of the city, with trees on homes on Merriman Ave and in the Myers Park area.” - Lea County, NM (near Monument) · Thunderstorm wind 49 mph · $40,000
“A thunderstorm moved across Lea County and produced downburst winds in Monument. A mobile home trailer was overturned near the intersection of NM8 and NM42 in Monument. The winds were estimated to have gusted to 50 mph. The cost of damage is a very rough estimate.” - Lancaster County, VA (near Weems) · Tornado EF0 · $15,000
“A weak tornado caused a few shingles and siding to be blown off a couple of homes, and trees were also blown down in the area.” - Walker County, TX (near Loma) · Thunderstorm wind 60 mph · $8,000
“A carport was flattened with some damage to an adjacent structure.”
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 7, 2017
National Weather Service survey teams mapped 2 tornado paths from this storm day (1 EF1, 1 EF0), 4 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 |
|---|---|---|---|---|---|---|
| EF1 | 105 mph | 1.5 mi | – | 0 / 0 | 17:40–17:43 UTC | NWS Wakefield |
| EF0 | 62 mph | 2.1 mi | 50 yd | 0 / 0 | 18:51–18:55 UTC | NWS Wakefield |
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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