On the map: every storm report logged this day.
On the map
Storm reports for May 28, 2004
On May 28, 2004, 72 hail, 14 damaging-wind and 15 tornado reports were logged across 9 states.
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On May 28, 2004, 72 hail, 14 damaging-wind and 15 tornado reports were logged across 9 states. The largest hail reported was 2.00″ (hen egg size) in Woodbury County, IA.
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 |
|---|---|---|---|---|
| SD | 28 | 1 | 13 | 1.00″ |
| IA | 32 | 5 | 2 | 2.00″ |
| NE | 4 | 2 | 0 | 1.75″ |
| MT | 4 | 0 | 0 | 0.88″ |
| MN | 3 | 1 | 0 | 0.88″ |
| CO | 0 | 3 | 0 | – |
| ND | 1 | 0 | 0 | 0.75″ |
| NJ | 0 | 1 | 0 | – |
| KY | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Sioux City, IA | 86,875 | 2.00″ |
| South Sioux City, NE | 13,910 | 2.00″ |
| Sergeant Bluff, IA | 5,335 | 1.75″ |
| North Sioux City, SD | 3,059 | 1.75″ |
| Sioux Center, IA | 8,675 | 1.00″ |
| Windom, MN | 4,797 | 0.88″ |
| Sioux Falls, SD | 209,289 | 0.75″ |
| Yankton, SD | 15,670 | 0.75″ |
| Mitchell, SD | 15,621 | 0.75″ |
| Le Mars, IA | 10,674 | 0.75″ |
| Lennox, SD | 2,539 | 0.75″ |
Hail reports (72)
| Time (UTC) | Size | Location |
|---|---|---|
| 01:55 | 2.00″ | Woodbury County, IA |
| 01:45 | 1.75″ | Plymouth County, IA |
| 01:48 | 1.75″ | Dakota County, NE |
| 01:51 | 1.75″ | Woodbury County, IA |
| 01:58 | 1.75″ | Woodbury County, IA |
| 01:59 | 1.75″ | Woodbury County, IA |
| 04:08 | 1.75″ | Crawford County, IA |
| 04:24 | 1.75″ | Ida County, IA |
| 04:30 | 1.75″ | Ida County, IA |
| 05:13 | 1.75″ | Sac County, IA |
| 22:10 | 1.00″ | Bon Homme County, SD |
| 22:20 | 1.00″ | Bon Homme County, SD |
| 23:15 | 1.00″ | McCook County, SD |
| 23:57 | 1.00″ | Clay County, SD |
| 00:34 | 1.00″ | Union County, SD |
| 01:45 | 1.00″ | Union County, SD |
| 02:05 | 1.00″ | Sioux County, IA |
| 02:45 | 1.00″ | Woodbury County, IA |
| 03:28 | 1.00″ | Plymouth County, IA |
| 03:28 | 1.00″ | Plymouth County, IA |
| 04:00 | 1.00″ | Cherokee County, IA |
| 04:12 | 1.00″ | Ida County, IA |
| 04:30 | 1.00″ | Ida County, IA |
| 04:57 | 1.00″ | Sac County, IA |
| 05:05 | 1.00″ | Buena Vista County, IA |
| 10:55 | 1.00″ | Winnebago County, IA |
| 22:40 | 0.88″ | Hutchinson County, SD |
| 23:10 | 0.88″ | Turner County, SD |
| 23:20 | 0.88″ | McCook County, SD |
| 00:17 | 0.88″ | Dixon County, NE |
| 00:38 | 0.88″ | Dixon County, NE |
| 01:20 | 0.88″ | Sioux County, IA |
| 01:30 | 0.88″ | Wibaux County, MT |
| 01:38 | 0.88″ | Union County, SD |
| 02:07 | 0.88″ | Union County, SD |
| 02:38 | 0.88″ | Dickinson County, IA |
| 02:50 | 0.88″ | Plymouth County, IA |
| 03:48 | 0.88″ | Cherokee County, IA |
| 04:40 | 0.88″ | Dickinson County, IA |
| 05:01 | 0.88″ | Sac County, IA |
| 05:15 | 0.88″ | Lake County, SD |
| 05:20 | 0.88″ | Kingsbury County, SD |
| 05:55 | 0.88″ | Cottonwood County, MN |
| 22:05 | 0.75″ | Bon Homme County, SD |
| 22:45 | 0.75″ | Yankton County, SD |
| 23:00 | 0.75″ | Hanson County, SD |
| 23:24 | 0.75″ | Yankton County, SD |
| 23:42 | 0.75″ | Minnehaha County, SD |
| 23:45 | 0.75″ | Turner County, SD |
| 00:12 | 0.75″ | Minnehaha County, SD |
| 00:32 | 0.75″ | Clay County, SD |
| 01:00 | 0.75″ | Lincoln County, SD |
| 01:18 | 0.75″ | Lincoln County, SD |
| 01:30 | 0.75″ | Dakota County, NE |
| 01:30 | 0.75″ | Richland County, MT |
| 01:30 | 0.75″ | Richland County, MT |
| 02:22 | 0.75″ | McKenzie County, ND |
| 02:55 | 0.75″ | Ida County, IA |
| 02:56 | 0.75″ | Lincoln County, SD |
| 03:04 | 0.75″ | Ida County, IA |
| 03:15 | 0.75″ | Plymouth County, IA |
| 03:20 | 0.75″ | Ida County, IA |
| 03:20 | 0.75″ | Daniels County, MT |
| 04:05 | 0.75″ | Cherokee County, IA |
| 04:15 | 0.75″ | Cherokee County, IA |
| 04:35 | 0.75″ | Davison County, SD |
| 04:50 | 0.75″ | Dickinson County, IA |
| 04:55 | 0.75″ | Miner County, SD |
| 05:07 | 0.75″ | Murray County, MN |
| 05:15 | 0.75″ | Miner County, SD |
| 05:16 | 0.75″ | Brookings County, SD |
| 06:11 | 0.75″ | Cottonwood County, MN |
Damage, injuries and deaths
National Weather Service offices recorded about $95,000 in property damage, $22,000 in crop damage and 1 injury from hail, thunderstorm wind and tornadoes across the US on this storm day (100 events in 8 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Phillips County, CO | 1 | 1 | 0 | – |
| Carroll County, IA | 2 | 0 | 0 | $60,000 |
| Lincoln County, SD | 2 | 0 | 0 | $11,000 |
| Sac County, IA | 3 | 0 | 0 | $8,000 |
| Calhoun County, IA | 1 | 0 | 0 | $5,000 |
| Crawford County, IA | 1 | 0 | 0 | $5,000 |
| Webster County, IA | 1 | 0 | 0 | $5,000 |
| Winnebago County, IA | 1 | 0 | 0 | $1,000 |
| Lincoln County, NE | 1 | 0 | 0 | $0 |
What the National Weather Service wrote
- Phillips County, CO (near Holyoke) · Thunderstorm wind 69 mph · 1 injury
“Strong thunderstorm winds flipped over a travel trailer at a mobile home park. One of the occupants had to be treated for minor cuts and bruises. A couple of blocks away, a cover from a skylight was ripped away from the roof of another residence.” - Lincoln County, SD (near Lennox) · Thunderstorm wind 79 mph · $10,000
“Thunderstorm winds destroyed a machine shed, and overturned a boat and trailer.” - Lincoln County, NE (near North Platte) · Thunderstorm wind 66 mph · $0
“Thunderstorm outflow winds tore shingles off roofs.” - Lincoln County, NE (near Sutherland) · Thunderstorm wind 70 mph
“The wind gust was measured at the Gentleman Station Power Plant near Sutherland.” - Sioux County, IA (near Hawarden) · Thunderstorm wind 60 mph
“Thunderstorm winds caused tree damage. The amount of damage was not known.” - Martin County, MN (near Countywide) · Thunderstorm wind 58 mph
“A few trees were downed onto power lines. The time was estimated.”
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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