On the map: every storm report logged this day.
On the map
Storm reports for August 7, 1999
On August 7, 1999, 19 hail, 38 damaging-wind and 0 tornado reports were logged across 4 states.
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← Aug 6, 1999 All 1999 storm days · August 1999 Aug 8, 1999 →
On August 7, 1999, 19 hail, 38 damaging-wind and 0 tornado reports were logged across 4 states. The largest hail reported was 2.00″ (hen egg size) in Kingman County, KS.
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 |
|---|---|---|---|---|
| KS | 8 | 15 | 0 | 2.00″ |
| MO | 1 | 16 | 0 | 1.75″ |
| MT | 10 | 6 | 0 | 2.00″ |
| NM | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Kingman, KS | 2,866 | 2.00″ |
| Ottawa, KS | 12,733 | 0.88″ |
| Baldwin City, KS | 4,985 | 0.88″ |
Hail reports (19)
| Time (UTC) | Size | Location |
|---|---|---|
| 22:25 | 2.00″ | Kingman County, KS |
| 00:05 | 2.00″ | Lewis and Clark County, MT |
| 22:20 | 1.75″ | Kingman County, KS |
| 00:47 | 1.75″ | Sanders County, MT |
| 00:56 | 1.75″ | Teton County, MT |
| 05:20 | 1.75″ | Pulaski County, MO |
| 06:35 | 1.75″ | Liberty County, MT |
| 23:50 | 1.50″ | Pondera County, MT |
| 22:20 | 1.00″ | Kingman County, KS |
| 23:27 | 1.00″ | Kingman County, KS |
| 01:47 | 1.00″ | Pondera County, MT |
| 03:00 | 1.00″ | Judith Basin County, MT |
| 03:35 | 1.00″ | Chouteau County, MT |
| 00:05 | 0.88″ | Pottawatomie County, KS |
| 00:30 | 0.88″ | Douglas County, KS |
| 00:34 | 0.88″ | Franklin County, KS |
| 01:30 | 0.88″ | Yellowstone County, MT |
| 23:25 | 0.75″ | Cloud County, KS |
| 04:00 | 0.75″ | Missoula County, MT |
Damage, injuries and deaths
National Weather Service offices recorded about $1.3 million in property damage from hail, thunderstorm wind and tornadoes across the US on this storm day (57 events in 4 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Cole County, MO | 1 | 0 | 0 | $1 million |
| Johnson County, KS | 1 | 0 | 0 | $200,000 |
| Hill County, MT | 1 | 0 | 0 | $40,000 |
| Harvey County, KS | 2 | 0 | 0 | $35,000 |
| Miller County, MO | 2 | 0 | 0 | $13,000 |
| Quay County, NM | 1 | 0 | 0 | $10,000 |
| Miami County, KS | 1 | 0 | 0 | $5,000 |
| Republic County, KS | 1 | 0 | 0 | $5,000 |
| Ripley County, MO | 1 | 0 | 0 | $5,000 |
| Laclede County, MO | 1 | 0 | 0 | $3,000 |
| Lewis and Clark County, MT | 1 | 0 | 0 | $2,000 |
| Liberty County, MT | 1 | 0 | 0 | $2,000 |
What the National Weather Service wrote
- Hill County, MT (near Box Elder) · Thunderstorm wind 81 mph · $40,000
“OVERTURNED A TRAILER...DAMAGED FENCES AND ROOFS” - Harvey County, KS (near Newton) · Thunderstorm wind 70 mph · $25,000
“Part of roof blown off a house and many trees blown down.” - Harvey County, KS (near Halstead) · Thunderstorm wind 70 mph · $10,000
“Major tree damage with one shed damaged.” - Quay County, NM (near Logan) · Thunderstorm wind · $10,000
“Boat storage facilities and power lines were damaged by high winds at Ute Lake.” - Republic County, KS (near Wayne) · Thunderstorm wind 69 mph · $5,000
“Thunderstorm winds near 70 mph caused some property damage in the town of Wayne.” - Ripley County, MO (near Doniphan) · Thunderstorm wind 60 mph · $5,000
“Trees were down on roads and power lines. The diameter of the trees was 8 to 9 inches.”
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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