On the map: every storm report logged this day.
On the map
Storm reports for August 7, 2009
On August 7, 2009, 51 hail, 13 damaging-wind and 0 tornado reports were logged across 9 states.
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On August 7, 2009, 51 hail, 13 damaging-wind and 0 tornado reports were logged across 9 states. The largest hail reported was 3.00″ (teacup size) in Haakon County, SD.
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 |
|---|---|---|---|---|
| MT | 16 | 3 | 0 | 1.75″ |
| WY | 16 | 2 | 0 | 2.50″ |
| SD | 13 | 4 | 0 | 3.00″ |
| GA | 2 | 1 | 0 | 1.00″ |
| MN | 2 | 0 | 0 | 1.25″ |
| ME | 0 | 2 | 0 | – |
| ND | 1 | 0 | 0 | 1.75″ |
| NE | 1 | 0 | 0 | 1.00″ |
| FL | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Sturgis, SD | 7,014 | 2.50″ |
| St. Cloud, MN | 72,145 | 1.00″ |
| Valdosta, GA | 55,667 | 1.00″ |
| Sauk Rapids, MN | 13,832 | 1.00″ |
| Waite Park, MN | 8,504 | 1.00″ |
| Alliance, NE | 8,071 | 1.00″ |
| Lead, SD | 3,038 | 1.00″ |
| Lakeland, GA | 3,032 | 1.00″ |
| Miles City, MT | 8,407 | 0.88″ |
| Bar Nunn, WY | 3,019 | 0.88″ |
Hail reports (51)
| Time (UTC) | Size | Location |
|---|---|---|
| 01:35 | 3.00″ | Haakon County, SD |
| 02:35 | 3.00″ | Haakon County, SD |
| 23:46 | 2.75″ | Meade County, SD |
| 00:08 | 2.75″ | Meade County, SD |
| 23:15 | 2.50″ | Big Horn County, WY |
| 23:45 | 2.50″ | Meade County, SD |
| 23:10 | 2.00″ | Big Horn County, WY |
| 23:17 | 2.00″ | Big Horn County, WY |
| 00:25 | 2.00″ | Meade County, SD |
| 01:15 | 2.00″ | Pennington County, SD |
| 04:20 | 2.00″ | Johnson County, WY |
| 23:22 | 1.75″ | Lawrence County, SD |
| 23:41 | 1.75″ | Meade County, SD |
| 00:35 | 1.75″ | Rosebud County, MT |
| 00:53 | 1.75″ | Sheridan County, WY |
| 01:00 | 1.75″ | Powder River County, MT |
| 02:00 | 1.75″ | Fallon County, MT |
| 03:05 | 1.75″ | Jackson County, SD |
| 04:40 | 1.75″ | Bowman County, ND |
| 05:20 | 1.75″ | Johnson County, WY |
| 05:59 | 1.75″ | Campbell County, WY |
| 22:44 | 1.25″ | Big Horn County, WY |
| 22:51 | 1.25″ | Big Horn County, WY |
| 00:30 | 1.25″ | Rosebud County, MT |
| 02:15 | 1.25″ | Fallon County, MT |
| 03:18 | 1.25″ | Fallon County, MT |
| 09:25 | 1.25″ | Stearns County, MN |
| 20:14 | 1.00″ | Lanier County, GA |
| 20:50 | 1.00″ | Lowndes County, GA |
| 23:25 | 1.00″ | Lawrence County, SD |
| 23:30 | 1.00″ | Musselshell County, MT |
| 00:40 | 1.00″ | Sheridan County, WY |
| 00:57 | 1.00″ | Rosebud County, MT |
| 02:42 | 1.00″ | Carter County, MT |
| 02:50 | 1.00″ | Carter County, MT |
| 02:50 | 1.00″ | Carter County, MT |
| 03:00 | 1.00″ | Jackson County, SD |
| 04:40 | 1.00″ | Box Butte County, NE |
| 07:20 | 1.00″ | Crook County, WY |
| 08:10 | 1.00″ | Crook County, WY |
| 09:00 | 1.00″ | Crook County, WY |
| 09:20 | 1.00″ | McPherson County, SD |
| 10:40 | 1.00″ | Stearns County, MN |
| 22:22 | 0.88″ | Crook County, WY |
| 01:55 | 0.88″ | Custer County, MT |
| 01:57 | 0.88″ | Custer County, MT |
| 02:14 | 0.88″ | Custer County, MT |
| 03:49 | 0.88″ | Custer County, MT |
| 04:25 | 0.88″ | Johnson County, WY |
| 08:10 | 0.88″ | Natrona County, WY |
| 23:45 | 0.75″ | Big Horn County, MT |
Damage, injuries and deaths
National Weather Service offices recorded about $756,000 in property damage, $25,000 in crop damage and 1 injury from hail, thunderstorm wind and tornadoes across the US on this storm day (64 events in 9 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Big Horn County, WY | 2 | 1 | 0 | $77,000 |
| Meade County, SD | 3 | 0 | 0 | $410,000 |
| Campbell County, WY | 1 | 0 | 0 | $200,000 |
| Haakon County, SD | 2 | 0 | 0 | $35,000 |
| Bowman County, ND | 1 | 0 | 0 | $15,000 |
| Pennington County, SD | 1 | 0 | 0 | $8,000 |
| Pinellas County, FL | 1 | 0 | 0 | $8,000 |
| Lowndes County, GA | 1 | 0 | 0 | $2,000 |
| Johnson County, WY | 1 | 0 | 0 | $1,000 |
What the National Weather Service wrote
- Big Horn County, WY (near Greybull) · Hail 2.00″ · $75,000 · 1 injury
“Hailstones of golf ball size were numerous at a residence in Greybull. Some stones reached two inches in diameter.” - Meade County, SD (near Hereford) · Thunderstorm wind 70 mph · $200,000
“The combination of strong wind and large hail damaged automobiles, buildings, and crops around Hereford.” - Meade County, SD (near Sturgis) · Hail 2.50″ · $200,000
“Large hail damaged automobiles and property.” - Campbell County, WY (near Gillette) · Hail 1.75″ · $200,000
“Hail damaged houses and automobiles in the Oriva Hills subdivision northwest of Gillette.” - Haakon County, SD (near Philip) · Thunderstorm wind 60 mph · $20,000
“The combination of wind and hail damaged a house, automobiles, and other property.” - Haakon County, SD (near Midland) · Hail 3.00″ · $15,000
“Large hail damaged and broke windows of automobiles.”
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.
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