On the map: every storm report logged this day.
On the map
Storm reports for May 21, 2016
On May 21, 2016, 109 hail, 36 damaging-wind and 6 tornado reports were logged across 8 states.
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On May 21, 2016, 109 hail, 36 damaging-wind and 6 tornado reports were logged across 8 states. The largest hail reported was 4.25″ (grapefruit size) in Logan 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 |
|---|---|---|---|---|
| MT | 41 | 17 | 1 | 2.00″ |
| TX | 43 | 11 | 0 | 2.50″ |
| KS | 11 | 0 | 4 | 4.25″ |
| NM | 8 | 0 | 0 | 1.25″ |
| WY | 4 | 3 | 0 | 2.75″ |
| NC | 1 | 3 | 0 | 1.00″ |
| WA | 1 | 0 | 1 | 0.75″ |
| GA | 0 | 2 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Seminole, TX | 7,386 | 2.50″ |
| Billings, MT | 121,483 | 2.00″ |
| Dalhart, TX | 8,443 | 1.75″ |
| Laurel, MT | 7,251 | 1.75″ |
| Kermit, TX | 5,909 | 1.75″ |
| Clovis, NM | 37,555 | 1.00″ |
| Portales, NM | 11,789 | 1.00″ |
| Tucumcari, NM | 5,058 | 1.00″ |
| Kennewick, WA | 86,728 | 0.75″ |
| Bellville, TX | 4,291 | 0.75″ |
Hail reports (109)
| Time (UTC) | Size | Location |
|---|---|---|
| 02:05 | 4.25″ | Logan County, KS |
| 01:08 | 2.75″ | Johnson County, WY |
| 23:55 | 2.50″ | Wichita County, KS |
| 00:54 | 2.50″ | Gaines County, TX |
| 20:55 | 2.00″ | Yellowstone County, MT |
| 21:00 | 2.00″ | Yellowstone County, MT |
| 21:00 | 2.00″ | Yellowstone County, MT |
| 21:00 | 2.00″ | Yellowstone County, MT |
| 21:17 | 2.00″ | Yellowstone County, MT |
| 23:16 | 2.00″ | Wichita County, KS |
| 23:54 | 2.00″ | Wichita County, KS |
| 00:10 | 2.00″ | Deaf Smith County, TX |
| 00:15 | 2.00″ | Wichita County, KS |
| 00:44 | 2.00″ | Hartley County, TX |
| 01:17 | 2.00″ | Gaines County, TX |
| 03:57 | 2.00″ | Deaf Smith County, TX |
| 20:52 | 1.75″ | Yellowstone County, MT |
| 21:00 | 1.75″ | Yellowstone County, MT |
| 21:01 | 1.75″ | Yellowstone County, MT |
| 21:03 | 1.75″ | Yellowstone County, MT |
| 21:10 | 1.75″ | Yellowstone County, MT |
| 21:15 | 1.75″ | Yellowstone County, MT |
| 23:24 | 1.75″ | Winkler County, TX |
| 00:05 | 1.75″ | Garfield County, MT |
| 00:21 | 1.75″ | Hartley County, TX |
| 00:24 | 1.75″ | Garfield County, MT |
| 00:40 | 1.75″ | Hartley County, TX |
| 00:47 | 1.75″ | Hartley County, TX |
| 00:54 | 1.75″ | Gaines County, TX |
| 00:56 | 1.75″ | Johnson County, WY |
| 01:07 | 1.75″ | Gaines County, TX |
| 01:26 | 1.75″ | Deaf Smith County, TX |
| 01:27 | 1.75″ | Deaf Smith County, TX |
| 01:58 | 1.75″ | Wichita County, KS |
| 02:10 | 1.75″ | Dallam County, TX |
| 02:11 | 1.75″ | Hartley County, TX |
| 02:14 | 1.75″ | Hartley County, TX |
| 20:45 | 1.50″ | Yellowstone County, MT |
| 22:12 | 1.50″ | Deaf Smith County, TX |
| 23:00 | 1.50″ | Wichita County, KS |
| 00:07 | 1.50″ | Hartley County, TX |
| 00:11 | 1.50″ | Brazoria County, TX |
| 00:16 | 1.50″ | Hartley County, TX |
| 00:18 | 1.50″ | Deaf Smith County, TX |
| 00:22 | 1.50″ | Phillips County, MT |
| 00:50 | 1.50″ | Rosebud County, MT |
| 00:58 | 1.50″ | Valley County, MT |
| 01:25 | 1.50″ | Campbell County, WY |
| 02:12 | 1.50″ | Hartley County, TX |
| 03:54 | 1.50″ | Deaf Smith County, TX |
| 20:59 | 1.25″ | Yellowstone County, MT |
| 20:59 | 1.25″ | Yellowstone County, MT |
| 21:00 | 1.25″ | Yellowstone County, MT |
| 21:00 | 1.25″ | Yellowstone County, MT |
| 00:45 | 1.25″ | Valley County, MT |
| 00:46 | 1.25″ | Curry County, NM |
| 01:28 | 1.25″ | Deaf Smith County, TX |
| 19:55 | 1.00″ | Yadkin County, NC |
| 20:05 | 1.00″ | Stillwater County, MT |
| 20:05 | 1.00″ | Carbon County, MT |
| 20:20 | 1.00″ | Stillwater County, MT |
| 20:30 | 1.00″ | Carbon County, MT |
| 20:47 | 1.00″ | Yellowstone County, MT |
| 20:51 | 1.00″ | Yellowstone County, MT |
| 21:00 | 1.00″ | Yellowstone County, MT |
| 21:00 | 1.00″ | Yellowstone County, MT |
| 21:45 | 1.00″ | Musselshell County, MT |
| 22:10 | 1.00″ | Musselshell County, MT |
| 22:30 | 1.00″ | Musselshell County, MT |
| 22:30 | 1.00″ | Garfield County, MT |
| 22:45 | 1.00″ | Harris County, TX |
| 22:45 | 1.00″ | Deaf Smith County, TX |
| 23:05 | 1.00″ | Sheridan County, WY |
| 23:13 | 1.00″ | Winkler County, TX |
| 23:14 | 1.00″ | Roosevelt County, NM |
| 23:15 | 1.00″ | Roosevelt County, NM |
| 23:17 | 1.00″ | Hartley County, TX |
| 23:19 | 1.00″ | Roosevelt County, NM |
| 23:37 | 1.00″ | Hartley County, TX |
| 00:04 | 1.00″ | Hartley County, TX |
| 00:15 | 1.00″ | Phillips County, MT |
| 00:17 | 1.00″ | Hartley County, TX |
| 00:25 | 1.00″ | Curry County, NM |
| 00:35 | 1.00″ | Valley County, MT |
| 00:44 | 1.00″ | Hartley County, TX |
| 00:49 | 1.00″ | Hardin County, TX |
| 00:49 | 1.00″ | Deaf Smith County, TX |
| 01:07 | 1.00″ | McCone County, MT |
| 01:12 | 1.00″ | Logan County, KS |
| 01:20 | 1.00″ | Deaf Smith County, TX |
| 01:20 | 1.00″ | Deaf Smith County, TX |
| 02:09 | 1.00″ | Hartley County, TX |
| 02:28 | 1.00″ | Deaf Smith County, TX |
| 03:52 | 1.00″ | Deaf Smith County, TX |
| 04:00 | 1.00″ | Thomas County, KS |
| 04:45 | 1.00″ | Quay County, NM |
| 22:56 | 0.88″ | Winkler County, TX |
| 23:22 | 0.88″ | Logan County, KS |
| 23:25 | 0.88″ | Logan County, KS |
| 00:38 | 0.88″ | Valley County, MT |
| 01:04 | 0.88″ | Curry County, NM |
| 02:25 | 0.88″ | Deaf Smith County, TX |
| 16:07 | 0.75″ | Austin County, TX |
| 20:15 | 0.75″ | Stillwater County, MT |
| 23:47 | 0.75″ | Deaf Smith County, TX |
| 00:00 | 0.75″ | Rosebud County, MT |
| 00:04 | 0.75″ | Rosebud County, MT |
| 00:19 | 0.75″ | Curry County, NM |
| 06:35 | 0.75″ | Benton County, WA |
Damage, injuries and deaths
National Weather Service offices recorded about $328,000 in property damage and $6,000 in crop damage from hail, thunderstorm wind and tornadoes across the US on this storm day (151 events in 8 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Gaines County, TX | 5 | 0 | 0 | $283,000 |
| Brazoria County, TX | 3 | 0 | 0 | $22,000 |
| Benton County, WA | 1 | 0 | 0 | $20,000 |
| Guilford County, NC | 1 | 0 | 0 | $2,000 |
| Bibb County, GA | 1 | 0 | 0 | $1,000 |
| Jones County, GA | 1 | 0 | 0 | $1,000 |
What the National Weather Service wrote
- Gaines County, TX (near Seagraves) · Thunderstorm wind 75 mph · $250,000
“A thunderstorm moved across Gaines County and produced wind damage east of Seagraves. Several irrigation pivots were overturned. The cost of damage is a very rough estimate.” - Benton County, WA (near Kennewick Vista Arpt) · Tornado EF0 · $20,000
“We received a cell phone video captured from the general public that showed swirling motion at the surface.” - Brazoria County, TX (near El Bernardo) · Thunderstorm wind 64 mph · $15,000
“Severe thunderstorm winds damaged a barn near the intersection of County Road 521 and County Road 729.” - Gaines County, TX (near Seminole) · Hail 2.50″ · $15,000
“A thunderstorm moved across Gaines County and produced tennis ball sized hail in Seminole. There were numerous windows broken and the siding was ripped off of houses. The cost of damage is a very rough estimate.” - Brazoria County, TX (near Manvel) · Thunderstorm wind 60 mph · $5,000
“Severe thunderstorm winds blew over a metal carport.” - Guilford County, NC (near Summerfield) · Thunderstorm wind 58 mph · $2,000
“A couple of trees were blown down along a swath from Summerfield to approximately 4 miles south of Summerfield.”
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 May 21, 2016
National Weather Service survey teams mapped 1 tornado path from this storm day (1 EF1), 1 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 | 0.7 mi | 20 yd | 0 / 0 | 02:00–02:02 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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