On the map: every storm report logged this day.
On the map
Storm reports for August 21, 2010
On August 21, 2010, 1 hail, 51 damaging-wind and 0 tornado reports were logged across 9 states.
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On August 21, 2010, 1 hail, 51 damaging-wind and 0 tornado reports were logged across 9 states. The largest hail reported was 1.00″ (quarter size) in Izard County, AR.
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 |
|---|---|---|---|---|
| AR | 1 | 16 | 0 | 1.00″ |
| MT | 0 | 8 | 0 | – |
| TN | 0 | 8 | 0 | – |
| ID | 0 | 5 | 0 | – |
| OK | 0 | 5 | 0 | – |
| AL | 0 | 4 | 0 | – |
| NV | 0 | 2 | 0 | – |
| MS | 0 | 2 | 0 | – |
| TX | 0 | 1 | 0 | – |
Hail reports (1)
| Time (UTC) | Size | Location |
|---|---|---|
| 22:23 | 1.00″ | Izard County, AR |
Damage, injuries and deaths
National Weather Service offices recorded about $316,000 in property damage, 70 injuries and 1 death from hail, thunderstorm wind and tornadoes across the US on this storm day (52 events in 9 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Boise County, ID | 1 | 0 | 1 | – |
| Ada County, ID | 1 | 70 | 0 | – |
| Saline County, AR | 2 | 0 | 0 | $80,000 |
| Pulaski County, AR | 8 | 0 | 0 | $78,000 |
| Coffee County, TN | 1 | 0 | 0 | $50,000 |
| Maury County, TN | 1 | 0 | 0 | $30,000 |
| Madison County, AL | 3 | 0 | 0 | $24,000 |
| Macon County, TN | 1 | 0 | 0 | $15,000 |
| Scott County, TN | 2 | 0 | 0 | $15,000 |
| Stone County, AR | 2 | 0 | 0 | $6,000 |
| Searcy County, AR | 1 | 0 | 0 | $5,000 |
| Murray County, OK | 1 | 0 | 0 | $5,000 |
What the National Weather Service wrote
- Boise County, ID (near Idaho City) · Thunderstorm wind 70 mph · 1 death
“Boise County Sherrif's dispatch reported a large number of trees down on and around Grimes Creek Road including one fatality at Grimes Creek.” - Ada County, ID (near (Boi)Gowen Fld Boise) · Thunderstorm wind 68 mph · 70 injuries
“The BOI ASOS measured a wind gust of 68 MPH and several reports were received for wind damage including downed trees and power lines. Minor injuries were reported from the Western Idaho Fair as a result of temporary structures collapsing.” - Saline County, AR (near Salem) · Thunderstorm wind 64 mph · $75,000
“Multiple trees and some power lines were blown down.” - Coffee County, TN (near Tullahoma) · Thunderstorm wind 63 mph · $50,000
“Trees were blown down in the Viola, Hillsboro, and Tullahoma areas. Dozens of trees were blown down in the Bel-Aire neighborhood in Tullahoma.” - Pulaski County, AR (near (Ork)No Little Rock Arpt) · Thunderstorm wind 64 mph · $40,000
“Damage occurred at the North Little Rock airport. At the administration building, a long canopy over the sidewalk was blown away and the flagpole was bent. Several hangar doors were knocked off their tracks.” - Maury County, TN (near Columbia) · Thunderstorm wind 63 mph · $30,000
“Numerous trees were blown down in Culleoka. Roof damage was also reported to a home in this area, along with a trailer that was moved off of its cement blocks.”
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.
Guides: What radar-estimated hail (MESH) is and isn't · Storm reports: preliminary vs final
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