On the map: every storm report logged this day.
On the map
Storm reports for August 21, 2008
On August 21, 2008, 18 hail, 9 damaging-wind and 0 tornado reports were logged across 6 states.
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On August 21, 2008, 18 hail, 9 damaging-wind and 0 tornado reports were logged across 6 states. The largest hail reported was 1.75″ (golf ball size) in Prairie 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 |
|---|---|---|---|---|
| ND | 13 | 4 | 0 | 1.25″ |
| MT | 3 | 1 | 0 | 1.75″ |
| SC | 0 | 3 | 0 | – |
| WA | 1 | 0 | 0 | 1.00″ |
| MN | 1 | 0 | 0 | 0.88″ |
| TX | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Dickinson, ND | 25,695 | 1.25″ |
| Spokane Valley, WA | 108,267 | 1.00″ |
| Crookston, MN | 7,269 | 0.88″ |
Hail reports (18)
| Time (UTC) | Size | Location |
|---|---|---|
| 02:08 | 1.75″ | Prairie County, MT |
| 02:05 | 1.25″ | Stark County, ND |
| 18:55 | 1.00″ | Spokane County, WA |
| 02:35 | 1.00″ | Wibaux County, MT |
| 03:00 | 1.00″ | Stark County, ND |
| 01:25 | 0.88″ | Rolette County, ND |
| 01:29 | 0.88″ | McHenry County, ND |
| 01:50 | 0.88″ | Billings County, ND |
| 02:50 | 0.88″ | Benson County, ND |
| 03:30 | 0.88″ | Oliver County, ND |
| 03:55 | 0.88″ | McLean County, ND |
| 04:12 | 0.88″ | Stark County, ND |
| 09:05 | 0.88″ | Polk County, MN |
| 02:35 | 0.75″ | Benson County, ND |
| 03:20 | 0.75″ | Billings County, ND |
| 04:00 | 0.75″ | Ramsey County, ND |
| 06:40 | 0.75″ | Stark County, ND |
| 02:35 | 0.50″ | Wibaux County, MT |
Damage, injuries and deaths
National Weather Service offices recorded about $17,000 in property damage and $155,000 in crop damage from hail, thunderstorm wind and tornadoes across the US on this storm day (27 events in 6 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| McLean County, ND | 1 | 0 | 0 | $6,000 |
| Beaufort County, SC | 3 | 0 | 0 | $6,000 |
| Ramsey County, ND | 1 | 0 | 0 | $5,000 |
What the National Weather Service wrote
- McLean County, ND (near Washburn) · Thunderstorm wind 75 mph · $6,000
“Severe thunderstorm winds blew down three large cotton wood trees at Fort Mandan.” - Beaufort County, SC (near Frogmore) · Thunderstorm wind 58 mph · $3,000
“The Beaufort County Emergency Manager reported a large number of tents had been damaged by strong winds at Hunting Island State Park.” - Beaufort County, SC (near Hilton Head Is) · Thunderstorm wind 58 mph · $2,000
“The Beaufort county Emergency Manager reported trees down on Bordalo Parkway on Hilton Head Island.” - Bell County, TX (near Temple) · Thunderstorm wind 60 mph
“Winds of 60 MPH were estimated in the south end of town.” - Rolette County, ND (near Rolette Arpt) · Hail 0.88″
“Hail up to the size of nickels fell for thirty minutes.” - Billings County, ND (near Gorham) · Hail 0.88″
“Hail was accompanied by estimated 60 mph winds.”
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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