On the map: every storm report logged this day.
On the map
Storm reports for May 20, 2016
On May 20, 2016, 18 hail, 27 damaging-wind and 1 tornado reports were logged across 5 states.
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On May 20, 2016, 18 hail, 27 damaging-wind and 1 tornado reports were logged across 5 states. The largest hail reported was 2.00″ (hen egg size) in Custer 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 |
|---|---|---|---|---|
| FL | 0 | 26 | 1 | – |
| SD | 11 | 0 | 0 | 2.00″ |
| ID | 4 | 1 | 0 | 1.00″ |
| WY | 2 | 0 | 0 | 1.25″ |
| MS | 1 | 0 | 0 | 1.00″ |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Rexburg, ID | 40,695 | 1.00″ |
| St. Anthony, ID | 4,093 | 1.00″ |
| Lead, SD | 3,038 | 0.88″ |
Hail reports (18)
| Time (UTC) | Size | Location |
|---|---|---|
| 23:55 | 2.00″ | Custer County, SD |
| 22:16 | 1.75″ | Pennington County, SD |
| 22:00 | 1.50″ | Pennington County, SD |
| 00:00 | 1.50″ | Custer County, SD |
| 02:30 | 1.50″ | Pennington County, SD |
| 22:34 | 1.25″ | Niobrara County, WY |
| 00:39 | 1.25″ | Custer County, SD |
| 21:03 | 1.00″ | Lowndes County, MS |
| 21:44 | 1.00″ | Goshen County, WY |
| 22:00 | 1.00″ | Pennington County, SD |
| 22:00 | 1.00″ | Pennington County, SD |
| 00:00 | 1.00″ | Pennington County, SD |
| 00:49 | 1.00″ | Madison County, ID |
| 00:58 | 1.00″ | Madison County, ID |
| 00:58 | 1.00″ | Madison County, ID |
| 01:10 | 1.00″ | Fremont County, ID |
| 23:15 | 0.88″ | Lawrence County, SD |
| 00:15 | 0.88″ | Pennington County, SD |
Damage, injuries and deaths
National Weather Service offices recorded about $21,000 in property damage from hail, thunderstorm wind and tornadoes across the US on this storm day (46 events in 5 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Lafayette County, FL | 3 | 0 | 0 | $12,000 |
| Dixie County, FL | 1 | 0 | 0 | $3,000 |
| Columbia County, FL | 1 | 0 | 0 | $2,000 |
| Taylor County, FL | 1 | 0 | 0 | $2,000 |
| Wakulla County, FL | 1 | 0 | 0 | $2,000 |
What the National Weather Service wrote
- Lafayette County, FL (near Mayo) · Thunderstorm wind 58 mph · $5,000
“Several trees and power lines were blown down in Lafayette county near Mayo.” - Lafayette County, FL (near Midway) · Thunderstorm wind 58 mph · $4,000
“Fallen trees or large limbs resulted in power outages along Highway 27 east of Mayo as reported on the Duke Energy outage website.” - Dixie County, FL (near Old Town) · Thunderstorm wind 58 mph · $3,000
“Two trees and power lines were blown down in the Old Town area.” - Wakulla County, FL (near Hilliardville) · Thunderstorm wind 58 mph · $2,000
“A power line was blown down near Highway 319 and 267.” - Taylor County, FL (near Perry) · Thunderstorm wind 58 mph · $2,000
“Fallen tree or large limbs resulted in power outages near Helen Street on the northeast side of Perry as reported on the Duke Energy outage website.” - Columbia County, FL (near Ft White) · Thunderstorm wind 52 mph · $2,000
“Several trees and power lines were blown down across Fort White. The time was based on radar. Cost of damage unknown but estimated for inclusion of the event in StormData.”
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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