On the map: every storm report logged this day.
On the map
Storm reports for July 18, 2018
On July 18, 2018, 37 hail, 27 damaging-wind and 2 tornado reports were logged across 7 states.
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On July 18, 2018, 37 hail, 27 damaging-wind and 2 tornado reports were logged across 7 states. The largest hail reported was 2.75″ (baseball size) in Sherman County, NE.
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 |
|---|---|---|---|---|
| NE | 22 | 7 | 0 | 2.75″ |
| SD | 12 | 10 | 2 | 2.00″ |
| MS | 0 | 7 | 0 | – |
| AZ | 2 | 0 | 0 | 1.00″ |
| GA | 0 | 2 | 0 | – |
| ND | 1 | 0 | 0 | 1.00″ |
| SC | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Box Elder, SD | 13,887 | 2.00″ |
| Rapid City, SD | 79,894 | 1.00″ |
| Prescott, AZ | 48,224 | 1.00″ |
Hail reports (37)
| Time (UTC) | Size | Location |
|---|---|---|
| 01:48 | 2.75″ | Sherman County, NE |
| 20:48 | 2.00″ | Pennington County, SD |
| 00:16 | 2.00″ | Loup County, NE |
| 21:25 | 1.75″ | Charles Mix County, SD |
| 23:25 | 1.75″ | Brown County, NE |
| 23:54 | 1.75″ | Lyman County, SD |
| 23:56 | 1.75″ | Brown County, NE |
| 00:16 | 1.75″ | Loup County, NE |
| 00:42 | 1.75″ | Custer County, NE |
| 02:13 | 1.75″ | Buffalo County, NE |
| 03:50 | 1.75″ | Buffalo County, NE |
| 02:43 | 1.50″ | Buffalo County, NE |
| 21:13 | 1.25″ | Pennington County, SD |
| 22:59 | 1.25″ | Holt County, NE |
| 00:25 | 1.25″ | Loup County, NE |
| 16:30 | 1.00″ | Lyman County, SD |
| 19:52 | 1.00″ | Mountrail County, ND |
| 20:52 | 1.00″ | Pennington County, SD |
| 21:23 | 1.00″ | Yavapai County, AZ |
| 21:25 | 1.00″ | Custer County, SD |
| 22:10 | 1.00″ | Todd County, SD |
| 22:28 | 1.00″ | Hand County, SD |
| 22:45 | 1.00″ | Hand County, SD |
| 00:00 | 1.00″ | Hand County, SD |
| 00:07 | 1.00″ | Boyd County, NE |
| 00:11 | 1.00″ | Cedar County, NE |
| 00:21 | 1.00″ | Mohave County, AZ |
| 00:40 | 1.00″ | Cedar County, NE |
| 00:55 | 1.00″ | Loup County, NE |
| 01:15 | 1.00″ | Cedar County, NE |
| 01:25 | 1.00″ | Holt County, NE |
| 02:10 | 1.00″ | Cedar County, NE |
| 19:50 | 0.88″ | Charles Mix County, SD |
| 01:02 | 0.88″ | Valley County, NE |
| 02:34 | 0.88″ | Valley County, NE |
| 03:55 | 0.88″ | Antelope County, NE |
| 01:49 | 0.75″ | Cedar County, NE |
Damage, injuries and deaths
National Weather Service offices recorded about $2.4 million in property damage and $13 million in crop damage from hail, thunderstorm wind and tornadoes across the US on this storm day (66 events in 7 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Yavapai County, AZ | 1 | 0 | 0 | $1.5 million |
| Buffalo County, NE | 3 | 0 | 0 | $550,000 |
| Sherman County, NE | 1 | 0 | 0 | $250,000 |
| Boone County, NE | 1 | 0 | 0 | $50,000 |
| Lawrence County, MS | 1 | 0 | 0 | $20,000 |
| Leake County, MS | 2 | 0 | 0 | $11,000 |
| Brookings County, SD | 1 | 0 | 0 | $10,000 |
| Madison County, MS | 1 | 0 | 0 | $8,000 |
| Issaquena County, MS | 1 | 0 | 0 | $5,000 |
| Rankin County, MS | 1 | 0 | 0 | $4,000 |
| Dodge County, GA | 1 | 0 | 0 | $1,000 |
| Laurens County, GA | 1 | 0 | 0 | $1,000 |
What the National Weather Service wrote
- Yavapai County, AZ (near Whipple) · Hail 1.00″ · $1.5 million
“Hail damaged approximately 1000 cars in shopping centers and car dealerships.” - Buffalo County, NE (near Pleasanton) · Hail 1.75″ · $500,000
“Hail up to the size of golf balls was reported.” - Sherman County, NE (near Litchfield) · Hail 2.75″ · $250,000
“Hail ranging in size from quarters to baseballs was reported along this path. The largest hail, tennis to baseball size, was reported in Hazard.” - Boone County, NE (near Cedar Rapids) · Thunderstorm wind 75 mph · $50,000
“Semi tractor trailer overturned. Large 12 inch diameter tree branches were also blown down.” - Buffalo County, NE (near Gibbon) · Hail 1.50″ · $25,000
“Hail the size of quarters to half dollars was reported.” - Lawrence County, MS (near Robinwood) · Thunderstorm wind 60 mph · $20,000
“Several trees were snapped or downed as a microburst occurred along Highway 587. One large limb broke and caused minor damage to a small section of a gable roof. A few trees were down across the railroad which had to be removed.”
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, 2018
National Weather Service survey teams mapped 1 tornado path from this storm day (1 EF1), 0 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 |
|---|---|---|---|---|---|---|
| EF1 | 100 mph | 0.2 mi | 20 yd | 0 / 0 | 00:35–00:36 UTC | NWS Rapid City |
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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