On the map: every storm report logged this day.
On the map
Storm reports for July 18, 2004
On July 18, 2004, 23 hail, 14 damaging-wind and 8 tornado reports were logged across 11 states.
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On July 18, 2004, 23 hail, 14 damaging-wind and 8 tornado reports were logged across 11 states. The largest hail reported was 2.50″ (tennis ball size) in Grand Forks County, ND.
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 | 12 | 5 | 8 | 2.50″ |
| NC | 3 | 1 | 0 | 0.88″ |
| PA | 1 | 2 | 0 | 0.75″ |
| GA | 1 | 1 | 0 | 1.00″ |
| SC | 1 | 1 | 0 | 0.88″ |
| MN | 1 | 1 | 0 | 0.88″ |
| ID | 2 | 0 | 0 | 0.75″ |
| NM | 1 | 1 | 0 | 0.75″ |
| KS | 1 | 0 | 0 | 1.00″ |
| NV | 0 | 1 | 0 | – |
| NJ | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Hartwell, GA | 4,701 | 1.00″ |
| Hiawatha, KS | 3,137 | 1.00″ |
| Greenville, SC | 74,371 | 0.88″ |
| Pocatello, ID | 58,231 | 0.75″ |
| Chubbuck, ID | 16,577 | 0.75″ |
| Connellsville, PA | 6,682 | 0.75″ |
Hail reports (23)
| Time (UTC) | Size | Location |
|---|---|---|
| 00:20 | 2.50″ | Grand Forks County, ND |
| 00:20 | 2.50″ | Grand Forks County, ND |
| 00:21 | 2.50″ | Grand Forks County, ND |
| 23:48 | 1.75″ | Grand Forks County, ND |
| 00:45 | 1.75″ | Logan County, ND |
| 00:50 | 1.75″ | McIntosh County, ND |
| 00:22 | 1.00″ | Grand Forks County, ND |
| 00:35 | 1.00″ | Grand Forks County, ND |
| 02:50 | 1.00″ | Hart County, GA |
| 08:35 | 1.00″ | Brown County, KS |
| 23:05 | 0.88″ | Greenville County, SC |
| 23:20 | 0.88″ | Grand Forks County, ND |
| 23:45 | 0.88″ | Surry County, NC |
| 00:20 | 0.88″ | Polk County, MN |
| 01:45 | 0.88″ | Steele County, ND |
| 01:50 | 0.88″ | Cass County, ND |
| 21:40 | 0.75″ | Fayette County, PA |
| 21:55 | 0.75″ | Bannock County, ID |
| 23:27 | 0.75″ | Alleghany County, NC |
| 23:30 | 0.75″ | Bonneville County, ID |
| 23:45 | 0.75″ | Alleghany County, NC |
| 01:35 | 0.75″ | McIntosh County, ND |
| 05:30 | 0.75″ | Lea County, NM |
Damage, injuries and deaths
National Weather Service offices recorded about $2.5 million in property damage and $100,000 in crop damage from hail, thunderstorm wind and tornadoes across the US on this storm day (47 events in 11 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Barnes County, ND | 1 | 0 | 0 | $1.7 million |
| Cass County, ND | 1 | 0 | 0 | $500,000 |
| Steele County, ND | 1 | 0 | 0 | $250,000 |
| Lea County, NM | 1 | 0 | 0 | $15,000 |
| Grand Forks County, ND | 1 | 0 | 0 | $10,000 |
| Pickens County, SC | 1 | 0 | 0 | $5,000 |
What the National Weather Service wrote
- Barnes County, ND (near Litchville) · Tornado F4 · $1.7 million
“The tornado tracked south for about 4 miles along 97th avenue southeast, then turned to the southeast and tracked about 6 more miles before it crossed into LaMoure county about 2 miles north-northwest of Marion.” - Cass County, ND (near Tower City) · Tornado F2 · $500,000
“The tornado knocked down high voltage power lines and three metal towers north of Tower City. Several farm buildings were also damaged northeast of Tower City.” - Steele County, ND (near Finley) · Tornado F2 · $250,000
“The tornado tore the roof off a barn and impaled a tree branch in the wooden door of a granary. Many trees were damaged and a high voltage power tower was knocked over. The tornado tracked mainly along the Goose River (about 4 miles west of Hatton) to about 4 miles south-southwest of Hatton.” - Lea County, NM (near Tatum) · Thunderstorm wind 60 mph · $15,000
“Severe winds blew a fifty-five gallon drum across a local highway. The drum impacted a Sheriff's Department cruiser. The vehicle sustained significant damage but the deputy was not injured.” - Grand Forks County, ND (near Emerado) · Tornado F1 · $10,000
“Many trees were severely damaged along a four mile path south of Emerado. Three trees fell on a granary 9.5 miles south of Emerado.” - Pickens County, SC (near Pickens) · Thunderstorm wind 58 mph · $5,000
“Trees were blown down and an outbuilding was destroyed.”
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.
NWS Tornado Damage Surveys for July 18, 2004
National Weather Service survey teams mapped 3 tornado paths from this storm day (1 EF4, 2 EF2), 25 miles in all. The map above draws each surveyed path as the NWS mapped it, colored by the EF rating of each stretch, in place of the straight start-to-end line.
| Rating | Peak wind | Path length | Max width | Deaths / injuries | On the ground | Surveyed by |
|---|---|---|---|---|---|---|
| EF4 | – | 11.7 mi | 700 yd | 0 / 0 | 01:05–01:55 UTC | NWS Grand Forks |
| EF2 | – | 8.0 mi | 100 yd | 0 / 0 | 02:18–02:40 UTC | NWS Grand Forks |
| EF2 | – | 5.2 mi | 100 yd | 0 / 0 | 00:25–00:47 UTC | NWS Grand Forks |
Source: NOAA National Weather Service Damage Assessment Toolkit (DAT): the tornado paths and EF-rating zones NWS survey teams mapped after each storm. Survey data are preliminary and can be revised; NOAA's official record is Storm Data (NCEI). Paths are simplified to about 30 m. Times are when the tornado was on the ground, in UTC.
Guides: What radar-estimated hail (MESH) is and isn't · Storm reports: preliminary vs final
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