# List of United States tornadoes in May 2018

This page documents all tornadoes confirmed by various weather forecast offices of the National Weather Service in the United States in May2018. Tornado counts are considered preliminary until final publication in the database of the National Centers for Environmental Information.

## United States yearly total

Confirmed tornadoes by Enhanced Fujita rating :
| EFU | EF0 | EF1 | EF2 | EF3 | EF4 | EF5 | Total |
| 15 | 619 | 400 | 75 | 12 | 0 | 0 | 1,121 |

## May

Confirmed tornadoes by Enhanced Fujita rating :
| EFU | EF0 | EF1 | EF2 | EF3 | EF4 | EF5 | Total |
| 8 | 116 | 40 | 4 | 1 | 0 | 0 | 169 |

### May 1 event

List of confirmed tornadoes – Tuesday, May 1, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | WNW of Aurora | Hamilton | NE | 40°54′56″N 98°08′44″W﻿ / ﻿40.9156°N 98.1455°W﻿ / 40.9156; -98.1455﻿ (Aurora (May 1, EF0)) | 21:35–21:37 | 0.01 mi (0.016 km) | 50 yd (46 m) | A landspout tornado overturned a center pivot. |
| EF0 | S of Doniphan | Hall | NE | 40°44′34″N 98°21′37″W﻿ / ﻿40.7427°N 98.3604°W﻿ / 40.7427; -98.3604﻿ (Doniphan (May 1, EF0)) | 21:50–22:00 | 1.96 mi (3.15 km) | 25 yd (23 m) | A tornado damaged an outbuilding; debris from the structure caused further damage to a nearby home. Other structures in the area sustained window, soffit, and garage door damage. |
| EF0 | Chester area | Republic, Thayer | KS, NE | 39°58′06″N 97°40′22″W﻿ / ﻿39.9682°N 97.6727°W﻿ / 39.9682; -97.6727﻿ (Chester (May 1, EF0)) | 22:44–22:54 | 8.17 mi (13.15 km) | 125 yd (114 m) | Multiple people observed a tornado. No damage occurred. |
| EF0 | S of Beloit | Mitchell | KS | 39°15′01″N 98°08′49″W﻿ / ﻿39.2502°N 98.1469°W﻿ / 39.2502; -98.1469﻿ (Beloit (May 1, EF0)) | 23:09–23:10 | 0.01 mi (0.016 km) | 25 yd (23 m) | A storm chaser videoed a brief tornado. No damage occurred. |
| EF1 | NE of Glasco | Cloud | KS | 39°24′04″N 97°43′53″W﻿ / ﻿39.4012°N 97.7314°W﻿ / 39.4012; -97.7314﻿ (Glasco (May 1, EF1)) | 23:59–00:20 | 8.9 mi (14.3 km) | 225 yd (206 m) | Several small outbuildings had their roofs peeled back or were totally destroyed. A house on a farmstead suffered shingle damage, and power poles were downed. |
| EF0 | N of Ellsworth | Ellsworth | KS | 38°50′10″N 98°14′26″W﻿ / ﻿38.836°N 98.2405°W﻿ / 38.836; -98.2405﻿ (Ellsworth (May 1, EF0)) | 00:08–00:09 | 0.35 mi (0.56 km) | 50 yd (46 m) | A tornado briefly touched down over open country. No damage occurred. |
| EF0 | N of Aurora | Cloud | KS | 39°26′57″N 97°36′39″W﻿ / ﻿39.4491°N 97.6107°W﻿ / 39.4491; -97.6107﻿ (Aurora (May 1, EF0)) | 00:15–00:39 | 7.79 mi (12.54 km) | 30 yd (27 m) | A few softwood trees were snapped or uprooted. |
| EF0 | WSW of Krider | Gage | NE | 40°04′N 96°46′W﻿ / ﻿40.07°N 96.77°W﻿ / 40.07; -96.77﻿ (Krider (May 1, EF0)) | 00:23–00:25 | 0.25 mi (0.40 km) | 75 yd (69 m) | A trained storm spotter reported a brief tornado. |
| EF3 | SSW of Tescott to W of Minneapolis | Saline, Ottawa | KS | 38°56′24″N 97°52′59″W﻿ / ﻿38.94°N 97.883°W﻿ / 38.94; -97.883﻿ (Tescott (May 1, EF3)) | 00:41–01:10 | 15.78 mi (25.40 km) | 880 yd (800 m) | A large and intense wedge tornado heavily damaged or destroyed several outbuildings, including a few well-built metal structures. A metal storage trailer was rolled, and another was blown away and not found. A pickup truck was tossed 300 yd (270 m), ground scouring occurred, and a detached garage was swept away. Near the end of the path, a home had its entire roof ripped off and sustained collapse of multiple exterior walls. Another home sustained severe roof and window damage, many trees were snapped or uprooted, and three power poles were snapped. The tornado may have been stronger than EF3 intensity though it struck little structures to indicate a higher intensity. |
| EF1 | NW of Morganville | Clay | KS | 39°29′38″N 97°20′53″W﻿ / ﻿39.494°N 97.348°W﻿ / 39.494; -97.348﻿ (Morganville (May 1, EF1)) | 01:49–02:08 | 8.13 mi (13.08 km) | 200 yd (180 m) | A farmstead, trees, and powerlines were damaged. |
| EF1 | E of Oak Hill | Clay | KS | 39°14′51″N 97°19′43″W﻿ / ﻿39.2474°N 97.3287°W﻿ / 39.2474; -97.3287﻿ (Oak Hill (May 1, EF1)) | 01:56–02:15 | 11.89 mi (19.14 km) | 50 yd (46 m) | An outbuilding had its roof panels ripped off, trees were snapped or uprooted, and three power poles were toppled. |

### May 2 event

List of confirmed tornadoes – Wednesday, May 2, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | W of Tescott | Ottawa | KS | 39°01′19″N 97°54′54″W﻿ / ﻿39.022°N 97.915°W﻿ / 39.022; -97.915﻿ (Tescott (May 2, EF0)) | 21:05 | 0.01 mi (0.016 km) | 20 yd (18 m) | The public reported a brief tornado in an open field. |
| EF0 | Lake Altus-Lugert | Greer, Kiowa | OK | 34°55′34″N 99°19′41″W﻿ / ﻿34.926°N 99.328°W﻿ / 34.926; -99.328﻿ (Lake Altus-Lugert (May 2, EF0)) | 21:25–21:28 | 1.7 mi (2.7 km) | 30 yd (27 m) | A number of storm chasers observed a tornado with only minor tree damage. |
| EFU | SE of Lone Wolf | Kiowa | OK | 34°57′11″N 99°12′47″W﻿ / ﻿34.953°N 99.213°W﻿ / 34.953; -99.213﻿ (Lone Wolf (May 2, EFU)) | 21:38–21:40 | 1.2 mi (1.9 km) | 30 yd (27 m) | A deputy reported a tornado with no known damage. |
| EF0 | S of McPherson | McPherson | KS | 38°14′09″N 97°33′05″W﻿ / ﻿38.2357°N 97.5514°W﻿ / 38.2357; -97.5514﻿ (McPherson (May 2, EF0)) | 21:51–21:58 | 1.98 mi (3.19 km) | 75 yd (69 m) | A tornado was photographed over open country. No damage occurred. |
| EF0 | SW of Blue Rapids | Marshall | KS | 39°34′59″N 96°42′51″W﻿ / ﻿39.583°N 96.7142°W﻿ / 39.583; -96.7142﻿ (Blue Rapids (May 2, EF0)) | 22:30–22:33 | 2.32 mi (3.73 km) | 30 yd (27 m) | A hay barn was destroyed, a home sustained minor shingle and window damage, three poles were blown down, and trees were snapped. |
| EFU | NNW of Vernon | Wilbarger | TX | 34°13′01″N 99°19′25″W﻿ / ﻿34.2169°N 99.3235°W﻿ / 34.2169; -99.3235﻿ (Vernon (May 2, EFU)) | 22:46 | 0.2 mi (0.32 km) | 25 yd (23 m) | A storm chaser observed a brief tornado. |
| EF0 | E of Blue Rapids | Marshall | KS | 39°40′52″N 96°31′11″W﻿ / ﻿39.6811°N 96.5196°W﻿ / 39.6811; -96.5196﻿ (Blue Rapids (May 2, EF0)) | 22:47–22:56 | 7.73 mi (12.44 km) | 60 yd (55 m) | Several small sheds or outbuildings were destroyed. One home sustained damage to its vinyl siding and had its antenna bent, and a second home sustained minor shingle loss. Trees were snapped as well. |
| EFU | N of Davidson | Tillman | OK | 34°15′29″N 99°04′44″W﻿ / ﻿34.258°N 99.079°W﻿ / 34.258; -99.079﻿ (Davidson (May 2, EFU)) | 23:10 | 0.5 mi (0.80 km) | 20 yd (18 m) | Storm chasers reported a tornado with no known damage. |
| EFU | ENE of Davidson | Tillman | OK | 34°16′12″N 98°58′37″W﻿ / ﻿34.27°N 98.977°W﻿ / 34.27; -98.977﻿ (Davidson (May 2, EFU)) | 23:21–23:22 | 0.4 mi (0.64 km) | 20 yd (18 m) | Storm chasers reported a tornado with no known damage. |
| EF1 | E of Davidson | Tillman | OK | 34°13′52″N 98°56′29″W﻿ / ﻿34.2311°N 98.9415°W﻿ / 34.2311; -98.9415﻿ (Davidson (May 2, EF1)) | 23:26–23:28 | 1.6 mi (2.6 km) | 50 yd (46 m) | A home suffered light roof damage and trees were snapped. |
| EF1 | S of Hollister | Tillman | OK | 34°17′36″N 98°52′35″W﻿ / ﻿34.2934°N 98.8763°W﻿ / 34.2934; -98.8763﻿ (Hollister (May 2, EF1)) | 23:34–23:43 | 5.5 mi (8.9 km) | 150 yd (140 m) | A few outbuildings were damaged and power lines were pushed over. |
| EF2 | SW of Loveland | Tillman | OK | 34°19′26″N 98°48′32″W﻿ / ﻿34.324°N 98.809°W﻿ / 34.324; -98.809﻿ (Loveland (May 2, EF2)) | 23:47–23:56 | 4.1 mi (6.6 km) | 600 yd (550 m) | Several outbuildings were damaged or destroyed, and power poles and trees were snapped. |
| EF0 | NNW of Cassoday | Butler | KS | 38°03′13″N 96°40′03″W﻿ / ﻿38.0536°N 96.6675°W﻿ / 38.0536; -96.6675﻿ (Cassoday (May 2, EF0)) | 23:51–23:52 | 0.83 mi (1.34 km) | 75 yd (69 m) | Law enforcement observed a tornado over an open field. No damage occurred. |
| EFU | SSE of Grandfield | Tillman | OK | 34°11′42″N 98°40′34″W﻿ / ﻿34.195°N 98.676°W﻿ / 34.195; -98.676﻿ (Grandfield (May 2, EFU)) | 00:02–00:07 | 3.5 mi (5.6 km) | 50 yd (46 m) | A reported tornado caused no known damage. |
| EF1 | ENE of Loveland | Tillman, Cotton | OK | 34°19′44″N 98°41′20″W﻿ / ﻿34.329°N 98.689°W﻿ / 34.329; -98.689﻿ (Loveland (May 2, EF1)) | 00:07–00:13 | 3 mi (4.8 km) | 250 yd (230 m) | Power poles were broken. |
| EF0 | SW of Mound City | Holt | MO | 40°04′30″N 95°20′41″W﻿ / ﻿40.0751°N 95.3446°W﻿ / 40.0751; -95.3446﻿ (Mound City (May 2, EF0)) | 00:18–00:22 | 4.01 mi (6.45 km) | 25 yd (23 m) | A large pole barn was destroyed, docks and boats were damaged, and several camper trailers were overturned. |
| EF0 | WSW of Hartford | Lyon | KS | 38°16′58″N 95°59′53″W﻿ / ﻿38.2829°N 95.998°W﻿ / 38.2829; -95.998﻿ (Hartford (May 2, EF0)) | 00:45 | 0.01 mi (0.016 km) | 20 yd (18 m) | Radio media relayed a picture of a possible tornado. |
| EF0 | WSW of Lebo | Coffey | KS | 38°24′29″N 95°54′36″W﻿ / ﻿38.408°N 95.91°W﻿ / 38.408; -95.91﻿ (Lebo (May 2, EF0)) | 00:51 | 0.01 mi (0.016 km) | 25 yd (23 m) | Radio media relayed a picture of a small dust swirl. |
| EF1 | NW of Rush Springs | Grady | OK | 34°45′11″N 98°03′22″W﻿ / ﻿34.753°N 98.056°W﻿ / 34.753; -98.056﻿ (Rush Springs (May 2, EF1)) | 00:55–01:06 | 10 mi (16 km) | 400 yd (370 m) | An unoccupied mobile home was destroyed. Other homes, outbuildings, and trees were damaged. |
| EF1 | S of Amber | Grady | OK | 35°07′48″N 97°56′49″W﻿ / ﻿35.13°N 97.947°W﻿ / 35.13; -97.947﻿ (Amber (May 2, EF1)) | 00:58–01:06 | 5.5 mi (8.9 km) | 100 yd (91 m) | A barn, an RV, and power poles were damaged. |
| EF0 | SSE of Olivet | Osage | KS | 38°26′10″N 95°43′23″W﻿ / ﻿38.436°N 95.723°W﻿ / 38.436; -95.723﻿ (Olivet (May 2, EF0)) | 01:04 | 0.01 mi (0.016 km) | 25 yd (23 m) | Emergency management relayed report of a brief tornado. |
| EF1 | E of Amber | Grady | OK | 35°09′36″N 97°51′58″W﻿ / ﻿35.16°N 97.866°W﻿ / 35.16; -97.866﻿ (Amber (May 2, EF1)) | 01:05–01:06 | 0.4 mi (0.64 km) | 25 yd (23 m) | A carport was destroyed, a roof was damaged, and trees were snapped. |
| EF1 | Northeastern Norman to W of Lake Thunderbird | Cleveland | OK | 35°15′06″N 97°25′47″W﻿ / ﻿35.2516°N 97.4296°W﻿ / 35.2516; -97.4296﻿ (Norman (May 2, EF1)) | 01:42–01:51 | 8 mi (13 km) | 400 yd (370 m) | A tornado caused mainly tree damage in Norman and areas to the northeast, though one home lost part of its roof. Outbuildings and fences were damaged, and a metal carport was flipped over as well. |
| EF1 | Northern Purcell | McClain, Cleveland | OK | 34°59′31″N 97°23′38″W﻿ / ﻿34.992°N 97.394°W﻿ / 34.992; -97.394﻿ (Purcell (May 2, EF1)) | 01:48–01:53 | 4.7 mi (7.6 km) | 40 yd (37 m) | Outbuildings were destroyed and large trees were uprooted in the northern part of Purcell. |
| EF1 | Leawood | Johnson | KS | 38°52′26″N 94°41′32″W﻿ / ﻿38.874°N 94.6922°W﻿ / 38.874; -94.6922﻿ (Leawood (May 2, EF1)) | 02:09–02:17 | 4.72 mi (7.60 km) | 25 yd (23 m) | Over 100 trees were damaged, 20 windows were blown out at Overland Trail Middle School, and several power poles were snapped. |
| EF1 | ENE of Macomb | Pottawatomie | OK | 35°09′25″N 96°58′26″W﻿ / ﻿35.157°N 96.974°W﻿ / 35.157; -96.974﻿ (Macomb (May 2, EF1)) | 02:19–02:20 | 0.75 mi (1.21 km) | 50 yd (46 m) | A tornado moved through generally unoccupied valley, but damaged one outbuilding. |
| EF0 | Belton | Cass | MO | 38°48′40″N 94°31′56″W﻿ / ﻿38.8111°N 94.5321°W﻿ / 38.8111; -94.5321﻿ (Belton (May 2, EF0)) | 02:22 | 0.01 mi (0.016 km) | 10 yd (9.1 m) | Large tree branches were snapped. |
| EF0 | Southern Raytown | Jackson | MO | 38°58′08″N 94°29′01″W﻿ / ﻿38.9688°N 94.4835°W﻿ / 38.9688; -94.4835﻿ (Raytown (May 2, EF0)) | 02:24–02:29 | 1.61 mi (2.59 km) | 25 yd (23 m) | Trees were uprooted, one of which caused significant damage to a house. |
| EF0 | Raytown | Jackson | MO | 38°59′40″N 94°28′25″W﻿ / ﻿38.9945°N 94.4735°W﻿ / 38.9945; -94.4735﻿ (Raytown (May 2, EF0)) | 02:26–02:29 | 1.29 mi (2.08 km) | 25 yd (23 m) | Trees were uprooted, some of which fell on homes and caused damage. |
| EF0 | SSW of Ozona | Val Verde, Crockett | TX | 30°17′00″N 101°30′13″W﻿ / ﻿30.2832°N 101.5035°W﻿ / 30.2832; -101.5035﻿ (Ozona (May 2, EF0)) | 03:39–03:44 | 0.75 mi (1.21 km) | 50 yd (46 m) | A tornado impacted a hunting camp, damaging RVs and power lines while uprooting a few trees. A rating has not yet been assigned. |

### May 3 event

List of confirmed tornadoes – Thursday, May 3, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF1 | N of Ozark | Christian | MO | 37°03′19″N 93°12′45″W﻿ / ﻿37.0554°N 93.2124°W﻿ / 37.0554; -93.2124﻿ (Ozark (May 3, EF1)) | 07:10–07:13 | 1.5 mi (2.4 km) | 100 yd (91 m) | Several structures suffered roof damage. Outbuildings were destroyed and trees were snapped. |
| EF0 | WSW of Rogersville | Greene | MO | 37°05′32″N 93°06′14″W﻿ / ﻿37.0921°N 93.1038°W﻿ / 37.0921; -93.1038﻿ (Rogersville (May 3, EF0)) | 07:17–07:18 | 0.29 mi (0.47 km) | 50 yd (46 m) | A barn was destroyed and trees were uprooted. |
| EF1 | NE of Squires | Douglas | MO | 36°50′37″N 92°36′10″W﻿ / ﻿36.8435°N 92.6028°W﻿ / 36.8435; -92.6028﻿ (Squires (May 3, EF1)) | 07:45–07:47 | 0.78 mi (1.26 km) | 75 yd (69 m) | An outbuilding was destroyed and trees were snapped or uprooted. |
| EF1 | W of Byng | Pontotoc | OK | 34°50′53″N 96°45′32″W﻿ / ﻿34.848°N 96.759°W﻿ / 34.848; -96.759﻿ (Byng (May 3, EF1)) | 13:22–13:23 | 0.25 mi (0.40 km) | 25 yd (23 m) | Two vacant mobile homes, one house, and trees were damaged. |
| EF1 | S of Cecil | Franklin | AR | 35°19′43″N 94°00′14″W﻿ / ﻿35.3286°N 94.0039°W﻿ / 35.3286; -94.0039﻿ (Cecil (May 3, EF1)) | 18:09–18:19 | 9.5 mi (15.3 km) | 550 yd (500 m) | A tornado snapped or uprooted trees, destroyed outbuildings, and damaged chicken houses. A home and nearby barn suffered roof damage. |
| EF1 | NW of Penn Yan | Yates | NY | 42°42′50″N 77°09′10″W﻿ / ﻿42.7139°N 77.1529°W﻿ / 42.7139; -77.1529﻿ (Penn Yan (May 3, EF1)) | 00:19–00:21 | 1.11 mi (1.79 km) | 100 yd (91 m) | A barn was collapsed, several trees were downed, and a fence was blown down. |
| EF0 | SSW of Prairie City | Jasper | IA | 41°32′52″N 93°15′04″W﻿ / ﻿41.5479°N 93.2512°W﻿ / 41.5479; -93.2512﻿ (Prairie City (May 3, EF0)) | 00:46–00:47 | 0.43 mi (0.69 km) | 25 yd (23 m) | Trees were damaged. |
| EF0 | NNE of Percy | Marion | IA | 41°29′15″N 93°14′45″W﻿ / ﻿41.4875°N 93.2459°W﻿ / 41.4875; -93.2459﻿ (Percy (May 3, EF0)) | 00:48–00:50 | 1.07 mi (1.72 km) | 25 yd (23 m) | Trees were damaged. |
| EF0 | E of Prairie City | Jasper | IA | 41°36′04″N 93°08′39″W﻿ / ﻿41.6012°N 93.1442°W﻿ / 41.6012; -93.1442﻿ (Prairie City (May 3, EF0)) | 00:56–00:57 | 0.39 mi (0.63 km) | 25 yd (23 m) | Trees were damaged. |
| EF0 | NW of Olin | Jones | IA | 42°00′04″N 91°08′56″W﻿ / ﻿42.0012°N 91.1489°W﻿ / 42.0012; -91.1489﻿ (Olin (May 3, EF0)) | 04:15–04:16 | 0.01 mi (0.016 km) | 10 yd (9.1 m) | A 150 lb (68 kg) fire hydrant was displaced 15–20 ft (4.6–6.1 m), and a small metal shed was lofted 70 ft (21 m) away. |

### May 4 event

List of confirmed tornadoes – Friday, May 4, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF1 | Southeastern Charlestown to Webster | Cheshire, Sullivan, Merrimack | NH | 43°08′46″N 72°26′49″W﻿ / ﻿43.1461°N 72.447°W﻿ / 43.1461; -72.447﻿ (Charlestown (May 4, EF1)) | 01:18–01:55 | 37.55 mi (60.43 km) | 300 yd (270 m) | A weak but long-tracked tornado caused minor to moderate damage along its path, impacting areas in and around Charlestown, Langdon, Lempster, Bradford, Warner and Webster. The most intense damage from this tornado occurred in Warner. This is the second longest-tracked and second earliest tornado on record in New Hampshire going back to 1950. |

### May 8 event

List of confirmed tornadoes – Tuesday, May 8, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | NW of Vilas | Miner | SD | 44°02′N 97°38′W﻿ / ﻿44.04°N 97.63°W﻿ / 44.04; -97.63﻿ (Vilas (May 8, EF0)) | 01:20–01:21 | 0.11 mi (0.18 km) | 50 yd (46 m) | A trained storm spotter reported a brief tornado over open fields. No damage occurred. |

### May 9 event

List of confirmed tornadoes – Wednesday, May 9, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | N of Fennimore | Grant | WI | 43°01′51″N 90°38′47″W﻿ / ﻿43.0307°N 90.6464°W﻿ / 43.0307; -90.6464﻿ (Fennimore (May 9, EF0)) | 18:31–18:33 | 1.55 mi (2.49 km) | 70 yd (64 m) | A machine shed and barn were damaged, windows were blown out of a house, and trees were toppled. |
| EF0 | S of Richfield | Washington | WI | 43°12′33″N 88°20′42″W﻿ / ﻿43.2091°N 88.3449°W﻿ / 43.2091; -88.3449﻿ (Richfield (May 9, EF0)) | 21:50–22:01 | 5.22 mi (8.40 km) | 50 yd (46 m) | Minor tree and structure damage occurred as a result of this weak tornado. |
| EF0 | SW of Moore | Judith Basin | MT | 46°55′N 109°47′W﻿ / ﻿46.91°N 109.78°W﻿ / 46.91; -109.78﻿ (Moore (May 9, EF0)) | 23:28–23:33 | 0.69 mi (1.11 km) | 50 yd (46 m) | Multiple pictures showed a tornado lofting dirt into the air. No damage occurred. |

### May 11 event

List of confirmed tornadoes – Friday, May 11, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | SE of Winnemucca | Humboldt | NV | 40°50′N 117°20′W﻿ / ﻿40.84°N 117.34°W﻿ / 40.84; -117.34﻿ (Winnemucca (May 11, EF0)) | 18:05–18:06 | 0.01 mi (0.016 km) | 25 yd (23 m) | A trained storm spotter reported a brief tornado touchdown. |
| EF0 | NE of Winnemucca | Humboldt | NV | 41°09′N 117°31′W﻿ / ﻿41.15°N 117.52°W﻿ / 41.15; -117.52﻿ (Winnemucca (May 11, EF0)) | 19:25–19:26 | 0.01 mi (0.016 km) | 15 yd (14 m) | A trained storm spotter observed a brief tornado cross a dirt road. |

### May 13 event

List of confirmed tornadoes – Sunday, May 13, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF1 | Gray | Somerset | PA | 40°08′16″N 79°06′12″W﻿ / ﻿40.1377°N 79.1034°W﻿ / 40.1377; -79.1034﻿ (Gray (May 13, EF1)) | 21:34–21:35 | 0.54 mi (0.87 km) | 100 yd (91 m) | A tornado inflicted roof or siding damage to several buildings. Numerous trees were snapped or uprooted in Gray, some of which fell on homes. A carport was flipped, and a trailer was moved about 6 ft (1.8 m). |
| EF1 | N of Kantner | Somerset | PA | 40°06′59″N 78°55′19″W﻿ / ﻿40.1164°N 78.9219°W﻿ / 40.1164; -78.9219﻿ (Kantner (May 13, EF1)) | 21:55–21:56 | 0.29 mi (0.47 km) | 100 yd (91 m) | Dozens of trees were snapped or uprooted. |
| EF0 | W of Buffalo Mills | Bedford | PA | 39°57′09″N 78°40′23″W﻿ / ﻿39.9524°N 78.6731°W﻿ / 39.9524; -78.6731﻿ (Buffalo Mills (May 13, EF0)) | 22:19–22:20 | 0.49 mi (0.79 km) | 100 yd (91 m) | An EF0 tornado knocked down a couple dozen trees in a rural area just south of Brant Hollow Road to the west of Buffalo Mills. |

### May 14 event

List of confirmed tornadoes – Monday, May 14, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | NW of The Acreage | Palm Beach | FL | 26°46′56″N 80°17′12″W﻿ / ﻿26.7823°N 80.2867°W﻿ / 26.7823; -80.2867﻿ (The Acreage (May 14, EF0)) | 09:34–09:38 | 1.52 mi (2.45 km) | 50 yd (46 m) | A weak tornado caused minor damage to homes and trees. |
| EF0 | Merritt Island | Brevard | FL | 28°21′07″N 80°39′41″W﻿ / ﻿28.3519°N 80.6613°W﻿ / 28.3519; -80.6613﻿ (Cape Canaveral (May 14, EF0)) | 14:35–14:36 | 0.12 mi (0.19 km) | 50 yd (46 m) | A waterspout moved onshore at a mobile home park, causing minor damage. |
| EF0 | NW of Indiantown | Martin | FL | 27°10′03″N 80°35′07″W﻿ / ﻿27.1675°N 80.5853°W﻿ / 27.1675; -80.5853﻿ (Indiantown (May 14, EF0)) | 16:25–16:26 | 0.13 mi (0.21 km) | 50 yd (46 m) | A large tree was uprooted, a screen porch sustained minor damage, and a portion of a metal roof was ripped off a barn. |
| EF0 | NW of Arkansas City | Cowley | KS | 37°07′51″N 97°04′18″W﻿ / ﻿37.1309°N 97.0716°W﻿ / 37.1309; -97.0716﻿ (Arkansas City (May 14, EF0)) | 23:35–23:37 | 0.27 mi (0.43 km) | 50 yd (46 m) | Three power poles were downed. |
| EF0 | NW of Arkansas City | Cowley | KS | 37°05′N 97°04′W﻿ / ﻿37.09°N 97.07°W﻿ / 37.09; -97.07﻿ (Arkansas City (May 14, EF0)) | 23:40–23:41 | 0.08 mi (0.13 km) | 50 yd (46 m) | Local fire department reported a brief tornado touchdown. |
| EF0 | Maple City | Cowley | KS | 37°02′27″N 96°45′07″W﻿ / ﻿37.0407°N 96.7519°W﻿ / 37.0407; -96.7519﻿ (Maple City (May 14, EF0)) | 02:26–02:35 | 2.11 mi (3.40 km) | 50 yd (46 m) | Large electrical transmission lines were downed. A tree was uprooted too. |
| EF2 | E of Maple City | Cowley | KS | 37°03′36″N 96°43′22″W﻿ / ﻿37.0601°N 96.7227°W﻿ / 37.0601; -96.7227﻿ (Maple City (May 14, EF2)) | 02:45–02:56 | 0.8 mi (1.3 km) | 75 yd (69 m) | Three or four heavy power poles were downed, and some trees were damaged. |
| EF1 | NE of Maple City | Cowley | KS | 37°04′10″N 96°42′37″W﻿ / ﻿37.0694°N 96.7103°W﻿ / 37.0694; -96.7103﻿ (Maple City (May 14, EF1)) | 02:48–03:11 | 4.23 mi (6.81 km) | 75 yd (69 m) | Several large trees and a barn were damaged. |
| EF0 | NE of Winfield | Cowley | KS | 37°17′09″N 96°55′04″W﻿ / ﻿37.2859°N 96.9179°W﻿ / 37.2859; -96.9179﻿ (Winfield (May 14, EF0)) | 02:53–02:55 | 0.26 mi (0.42 km) | 50 yd (46 m) | Some trees were damaged. |
| EF1 | NE of Winfield | Cowley | KS | 37°16′35″N 96°54′08″W﻿ / ﻿37.2765°N 96.9021°W﻿ / 37.2765; -96.9021﻿ (Winfield (May 14, EF1)) | 02:56–03:04 | 2.31 mi (3.72 km) | 50 yd (46 m) | Trees were damaged. |
| EF0 | WSW of Burden | Cowley | KS | 37°17′22″N 96°49′39″W﻿ / ﻿37.2894°N 96.8274°W﻿ / 37.2894; -96.8274﻿ (Burden (May 14, EF0)) | 03:06–03:11 | 1.64 mi (2.64 km) | 50 yd (46 m) | Sporadic but extensive tree damage was observed. |
| EF0 | NW of Cedar Vale | Chautauqua | KS | 37°06′59″N 96°31′42″W﻿ / ﻿37.1165°N 96.5284°W﻿ / 37.1165; -96.5284﻿ (Cedar Vale (May 14, EF0)) | 03:22–03:24 | 0.45 mi (0.72 km) | 50 yd (46 m) | Law enforcement reported a tornado over open country. |

### May 15 event

List of confirmed tornadoes – Tuesday, May 15, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF1 | E of Saugerties to Tivoli | Ulster, Dutchess | NY | 42°04′53″N 74°00′07″W﻿ / ﻿42.0814°N 74.0019°W﻿ / 42.0814; -74.0019﻿ (Saugerties (May 15, EF1)) | 18:29–18:35 | 4.26 mi (6.86 km) | 175 yd (160 m) | Trees were downed along the path, some of which landed on homes, vehicles, and power lines. |
| EF1 | E of Waymart | Wayne | PA | 41°35′23″N 75°22′19″W﻿ / ﻿41.5898°N 75.3719°W﻿ / 41.5898; -75.3719﻿ (Waymart (May 15, EF1)) | 19:05–19:06 | 0.22 mi (0.35 km) | 25 yd (23 m) | Several trees were snapped or uprooted. Homes sustained minor damage to their roofs, as well as loss of gutters and mesh screening for porches. |
| EF1 | Northeastern Winsted | Litchfield | CT | 41°55′47″N 73°03′54″W﻿ / ﻿41.9298°N 73.065°W﻿ / 41.9298; -73.065﻿ (Winsted (May 15, EF1)) | 19:44–19:46 | 0.68 mi (1.09 km) | 175 yd (160 m) | A tornado uprooted and sheared off trees, and damaged homes and power lines in the northeastern part of Winsted. |
| EFU | Barkhamsted Reservoir | Litchfield | CT | 41°55′47″N 72°57′27″W﻿ / ﻿41.9296°N 72.9576°W﻿ / 41.9296; -72.9576﻿ (Barkhamsted Reservoir (May 15, EFU)) | 19:52–19:53 | 0.39 mi (0.63 km) | 100 yd (91 m) | A waterspout formed over Barkhamsted Reservoir but caused no damage. |
| EF1 | Enola | Cumberland | PA | 40°18′43″N 76°56′53″W﻿ / ﻿40.3119°N 76.948°W﻿ / 40.3119; -76.948﻿ (Enola (May 15, EF1)) | 20:15–20:16 | 0.08 mi (0.13 km) | 40 yd (37 m) | A shed was destroyed, a house and a vehicle sustained minor damage, and a few dozen trees were toppled. |
| EF0 | Newburgh | Orange | NY | 41°32′09″N 74°00′44″W﻿ / ﻿41.5359°N 74.0123°W﻿ / 41.5359; -74.0123﻿ (Newburgh (May 15, EF0)) | 20:16–20:17 | 0.64 mi (1.03 km) | 50 yd (46 m) | 1 death – A brief tornado moved through the Balmville neighborhood in Newburgh. Several trees were sheared off or were uprooted. One tree fell on a moving vehicle, killing a person inside. |
| EF2 | Kent | Putnam | NY | 41°29′59″N 73°41′05″W﻿ / ﻿41.4996°N 73.6847°W﻿ / 41.4996; -73.6847﻿ (Kent (May 15, EF2)) | 20:29–20:30 | 1.18 mi (1.90 km) | 100 yd (91 m) | A low-end EF2 tornado struck Kent, damaging a Dunkin' Donuts and the roof of a strip mall. The most intense damage occurred in a wooded area near the end of the path, where numerous large trees were snapped or uprooted in a convergent pattern. |
| EF1 | Patterson | Putnam | NY | 41°29′34″N 73°35′07″W﻿ / ﻿41.4929°N 73.5854°W﻿ / 41.4929; -73.5854﻿ (Patterson (May 15, EF1)) | 20:32–20:34 | 2.92 mi (4.70 km) | 75 yd (69 m) | Multiple trees were snapped and uprooted along an intermittent path through Patterson. |
| EF1 | Southbury to Oxford | New Haven | CT | 41°27′59″N 73°10′09″W﻿ / ﻿41.4664°N 73.1691°W﻿ / 41.4664; -73.1691﻿ (Southbury (May 15, EF1)) | 20:53–21:01 | 3.67 mi (5.91 km) | 400 yd (370 m) | Numerous trees were snapped or uprooted, and the roof of a school in Oxford was damaged. |
| EF1 | Eastern Beacon Falls to W of Sleeping Giant State Park | New Haven | CT | 41°26′19″N 73°02′48″W﻿ / ﻿41.4385°N 73.0466°W﻿ / 41.4385; -73.0466﻿ (Beacon Falls (May 15, EF1)) | 21:01–21:08 | 7.36 mi (11.84 km) | 600 yd (550 m) | This tornado touched down in Beacon Falls before it dissipated within a larger area of damaging straight-line winds near Sleeping Giant State Park. A barn was destroyed and numerous trees were snapped or uprooted along the path. |
| EF0 | E of Palmer | Christian | IL | 39°27′29″N 89°20′09″W﻿ / ﻿39.4581°N 89.3357°W﻿ / 39.4581; -89.3357﻿ (Palmer (May 15, EF0)) | 21:37–21:44 | 1.84 mi (2.96 km) | 25 yd (23 m) | Emergency management reported a tornado. No damage occurred. |
| EF0 | SSE of Pearl | Greene, Pike | IL | 39°25′09″N 90°36′11″W﻿ / ﻿39.4191°N 90.603°W﻿ / 39.4191; -90.603﻿ (Pearl (May 15, EF0)) | 23:21–23:23 | 0.86 mi (1.38 km) | 50 yd (46 m) | A landspout tornado was widely documented. No damage occurred. |

### May 16 event

List of confirmed tornadoes – Wednesday, May 16, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | WNW of Qulin | Butler | MO | 36°38′06″N 90°20′13″W﻿ / ﻿36.6351°N 90.337°W﻿ / 36.6351; -90.337﻿ (Qulin (May 16, EF0)) | 00:00–00:15 | 5.9 mi (9.5 km) | 50 yd (46 m) | A door was ripped off a shop building and brought down an electrical service wire before landing on an adjacent side of the building. Small tree limbs were snapped as well. |

### May 17 event

List of confirmed tornadoes – Thursday, May 17, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | SSE of Monette | Craighead | AR | 35°52′28″N 90°21′05″W﻿ / ﻿35.8744°N 90.3514°W﻿ / 35.8744; -90.3514﻿ (Monette (May 17, EF0)) | 18:32–18:35 | 0.85 mi (1.37 km) | 50 yd (46 m) | Trained storm spotters observed a weak tornado in a field. No damage occurred. |

### May 18 event

List of confirmed tornadoes – Friday, May 18, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | SW of Estes Park | Larimer | CO | 40°18′48″N 105°38′54″W﻿ / ﻿40.3134°N 105.6482°W﻿ / 40.3134; -105.6482﻿ (Estes Park (May 18, EF0)) | 20:39–20:40 | 0.01 mi (0.016 km) | 25 yd (23 m) | A brief tornado touched down but caused no damage. |
| EF0 | E of Friend | Finney | KS | 38°15′N 100°47′W﻿ / ﻿38.25°N 100.79°W﻿ / 38.25; -100.79﻿ (Friend (May 18, EF0)) | 00:25–00:29 | 0.72 mi (1.16 km) | 50 yd (46 m) | A storm chaser reported a tornado that caused no damage. |
| EF0 | S of Tasco | Sheridan | KS | 39°10′28″N 100°18′07″W﻿ / ﻿39.1744°N 100.3019°W﻿ / 39.1744; -100.3019﻿ (Tasco (May 18, EF0)) | 00:36–00:37 | 0.01 mi (0.016 km) | 25 yd (23 m) | A storm chaser reported a brief tornado. |
| EF0 | NE of Syracuse | Hamilton | KS | 38°03′36″N 101°35′25″W﻿ / ﻿38.0601°N 101.5904°W﻿ / 38.0601; -101.5904﻿ (Syracuse (May 18, EF0)) | 01:55–02:02 | 0.91 mi (1.46 km) | 50 yd (46 m) | This was the first of three landspout tornadoes in close proximity as reported by a storm chaser. No damage occurred. |
| EF0 | NNE of Syracuse | Hamilton | KS | 38°08′26″N 101°37′11″W﻿ / ﻿38.1406°N 101.6197°W﻿ / 38.1406; -101.6197﻿ (Syracuse (May 18, EF0)) | 02:17–02:22 | 0.73 mi (1.17 km) | 50 yd (46 m) | This was the second of three landspout tornadoes in close proximity as reported by a storm chaser. No damage occurred. |
| EF0 | NNE of Syracuse | Hamilton | KS | 38°14′N 101°35′W﻿ / ﻿38.23°N 101.58°W﻿ / 38.23; -101.58﻿ (Syracuse (May 18, EF0)) | 02:25–02:29 | 0.47 mi (0.76 km) | 50 yd (46 m) | This was the final of three landspout tornadoes in close proximity as reported by a storm chaser. No damage occurred. |

### May 19 event

List of confirmed tornadoes – Saturday, May 19, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | W of Pawhuska | Osage | OK | 36°38′15″N 96°35′32″W﻿ / ﻿36.6375°N 96.5922°W﻿ / 36.6375; -96.5922﻿ (Pawhuska (May 19, EF0)) | 19:59–20:01 | 1.9 mi (3.1 km) | 100 yd (91 m) | A barn suffered some roof damage, and large tree limbs were snapped. |
| EF1 | N of Pleasant Hope | Polk | MO | 37°28′43″N 93°18′22″W﻿ / ﻿37.4785°N 93.3062°W﻿ / 37.4785; -93.3062﻿ (Pleasant Hoppe (May 19, EF1)) | 23:25–23:29 | 2.3 mi (3.7 km) | 100 yd (91 m) | Several outbuildings were damaged. A home sustained damage to its roof. Numerous trees were snapped or uprooted. |
| EF1 | N of Pleasant Hope | Polk | MO | 37°30′09″N 93°16′48″W﻿ / ﻿37.5025°N 93.2799°W﻿ / 37.5025; -93.2799﻿ (Pleasant Hope (May 19, EF1)) | 23:28–23:29 | 2 mi (3.2 km) | 100 yd (91 m) | Two barns were destroyed while a third suffered roof damage. Numerous trees were uprooted. |
| EF1 | SW of Bedford | Bedford | VA | 37°16′40″N 79°33′44″W﻿ / ﻿37.2779°N 79.5621°W﻿ / 37.2779; -79.5621﻿ (Bedford (May 19, EF1)) | 01:36–01:38 | 1 mi (1.6 km) | 100 yd (91 m) | About 50 trees were damaged, snapped, or uprooted. |

### May 20 event

List of confirmed tornadoes – Sunday, May 20, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | NW of Wayne | McClain | OK | 34°53′06″N 97°25′23″W﻿ / ﻿34.885°N 97.423°W﻿ / 34.885; -97.423﻿ (Wayne (May 20, EF0)) | 05:17–05:22 | 7 mi (11 km) | 50 yd (46 m) | Four outbuildings, the roof of one home, and trees were damaged. |
| EF1 | Northern Leander | Williamson | TX | 30°35′26″N 97°49′27″W﻿ / ﻿30.5905°N 97.8241°W﻿ / 30.5905; -97.8241﻿ (Leander (May 20, EF1)) | 13:22–13:43 | 5.12 mi (8.24 km) | 50 yd (46 m) | Several houses sustained roof damage in the northern part of Leander. Tree damage occurred as well. |

### May 21 event

List of confirmed tornadoes – Monday, May 21, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | Bandelier National Monument | Sandoval | NM | 35°41′N 106°18′W﻿ / ﻿35.69°N 106.3°W﻿ / 35.69; -106.3﻿ (Bandelier National Monument (May 21, EF0)) | 23:15–23:16 | 3.84 mi (6.18 km) | 20 yd (18 m) | A trained storm spotter observed a brief tornado. |
| EF0 | WSW of Agate | Elbert | CO | 39°24′N 104°10′W﻿ / ﻿39.4°N 104.17°W﻿ / 39.4; -104.17﻿ (Agate (May 21, EF0)) | 23:15–23:16 | 0.01 mi (0.016 km) | 50 yd (46 m) | A tornado briefly touched down in an open field. No damage occurred. |
| EF0 | E of Cedarvale | Torrance | NM | 34°23′N 105°38′W﻿ / ﻿34.38°N 105.64°W﻿ / 34.38; -105.64﻿ (Cedarvale (May 21, EF0)) | 01:50–01:51 | 0.28 mi (0.45 km) | 20 yd (18 m) | Storm chasers reported a brief landspout tornado. |
| EF0 | E of Socorro | Lincoln | NM | 34°07′N 105°31′W﻿ / ﻿34.11°N 105.52°W﻿ / 34.11; -105.52﻿ (Socorro (May 21, EF0)) | 02:07–02:10 | 2.39 mi (3.85 km) | 50 yd (46 m) | Trained storm spotters reported a tornado. |
| EF0 | N of Mount Orab | Brown | OH | 39°03′11″N 83°55′42″W﻿ / ﻿39.053°N 83.9283°W﻿ / 39.053; -83.9283﻿ (Mount Orab (May 21, EF0)) | 02:04–02:07 | 1.85 mi (2.98 km) | 75 yd (69 m) | Numerous trees were snapped or uprooted. A residence sustained minor roof damage and had its chimney blown off. |

### May 22 event

List of confirmed tornadoes – Tuesday, May 22, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | SSE of Mountain City | Elko | NV | 41°44′N 115°55′W﻿ / ﻿41.73°N 115.92°W﻿ / 41.73; -115.92﻿ (Agate (May 22, EF0)) | 20:00–20:01 | 0.01 mi (0.016 km) | 10 yd (9.1 m) | The public recorded a high elevation tornado. No damage occurred. |

### May 23 event

List of confirmed tornadoes – Wednesday, May 23, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EFU | SW of Picacho | Lincoln | NM | 47°08′N 104°53′W﻿ / ﻿47.14°N 104.89°W﻿ / 47.14; -104.89﻿ (Picacho (May 23, EFU)) | 20:10–20:25 | 2.22 mi (3.57 km) | 400 yd (370 m) | Storm chasers observed a large wedge tornado. |
| EF0 | S of Picacho | Lincoln | NM | 33°10′N 105°14′W﻿ / ﻿33.16°N 105.24°W﻿ / 33.16; -105.24﻿ (Picacho (May 23, EF0)) | 21:06–21:20 | 4.05 mi (6.52 km) | 200 yd (180 m) | Storm chasers observed a tornado. |
| EF0 | NW of Glendive | Dawson | MT | 47°08′N 104°53′W﻿ / ﻿47.14°N 104.89°W﻿ / 47.14; -104.89﻿ (Glendive (May 23, EF0)) | 01:42–01:43 | 0.28 mi (0.45 km) | 10 yd (9.1 m) | A brief rope tornado was photographed by an NWS employee. No damage occurred. |

### May 24 event

List of confirmed tornadoes – Thursday, May 24, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | NW of Screven | Wayne | GA | 31°31′N 82°03′W﻿ / ﻿31.52°N 82.05°W﻿ / 31.52; -82.05﻿ (Screven (May 24, EF0)) | 22:15 | 0.1 mi (0.16 km) | 20 yd (18 m) | A couple of homes sustained minor damage as a result of this weak tornado. |

### May 25 event

List of confirmed tornadoes – Friday, May 25, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | ENE of Minnesota Lake | Faribault | MN | 43°50′40″N 93°45′45″W﻿ / ﻿43.8444°N 93.7624°W﻿ / 43.8444; -93.7624﻿ (Minnesota Lake (May 25, EF0)) | 19:40–19:43 | 0.41 mi (0.66 km) | 20 yd (18 m) | A landspout tornado briefly touched down. No damage occurred. |
| EF0 | SE of Bartlett | Wheeler | NE | 41°46′N 98°23′W﻿ / ﻿41.76°N 98.39°W﻿ / 41.76; -98.39﻿ (Bartlett (May 25, EF0)) | 22:30–22:45 | 0.85 mi (1.37 km) | 10 yd (9.1 m) | Photos and video verified a landspout tornado. No damage occurred. |
| EF0 | W of Akron | Boone | NE | 41°44′N 98°16′W﻿ / ﻿41.73°N 98.27°W﻿ / 41.73; -98.27﻿ (Akron (May 25, EF0)) | 22:36–22:40 | 0.1 mi (0.16 km) | 50 yd (46 m) | Nebraska State Patrol reported a landspout tornado. |
| EF0 | ESE of Sweetwater | Beckham | OK | 35°23′53″N 99°48′54″W﻿ / ﻿35.398°N 99.815°W﻿ / 35.398; -99.815﻿ (Sweetwater (May 25, EF0)) | 00:26 | 0.05 mi (0.080 km) | 10 yd (9.1 m) | A storm chaser observed a landspout tornado. |

### May 27 event

Florida event was associated with Tropical Storm Alberto.
List of confirmed tornadoes – Sunday, May 27, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | ESE of Palm City | Martin | FL | 27°08′21″N 80°11′24″W﻿ / ﻿27.1393°N 80.1901°W﻿ / 27.1393; -80.1901﻿ (Palm City (May 27, EF0)) | 20:04–20:05 | 0.05 mi (0.080 km) | 10 yd (9.1 m) | A tornado damaged power lines, railroad signals, and trees. |
| EF0 | E of Neoga | Cumberland | IL | 39°19′49″N 88°23′42″W﻿ / ﻿39.3302°N 88.395°W﻿ / 39.3302; -88.395﻿ (Neoga (May 27, EF0)) | 21:30–21:36 | 0.81 mi (1.30 km) | 25 yd (23 m) | Law enforcement reported a landspout tornado. No damage occurred. |
| EF2 | E of Federal | Laramie | WY | 41°16′29″N 105°06′32″W﻿ / ﻿41.2747°N 105.1089°W﻿ / 41.2747; -105.1089﻿ (Federal (May 27, EF2)) | 21:20–21:32 | 1 mi (1.6 km) | 500 yd (460 m) | A large cone tornado caused high-end EF2 damage, tearing the roof and a few exterior walls from a frame home. Another house had its roof torn off, a manufactured home lost it roof and garage. Numerous livestock and camper trailers were tossed, sheds and garages were destroyed, and multiple other homes sustained roof damage. |
| EFU | NNW of Cheyenne | Laramie | WY | 41°24′03″N 104°52′49″W﻿ / ﻿41.40073°N 104.88017°W﻿ / 41.40073; -104.88017﻿ (Whitaker Exit I25 (May 27, EFU)) | 22:21–22:23 | 0.64 mi (1.03 km) | 100 yd (91 m) | A tornado crossed Interstate 25 near the Whitaker exit, damaging a car. |
| EF0 | NNE of Burlington | Kit Carson | CO | 39°27′36″N 102°11′59″W﻿ / ﻿39.4599°N 102.1996°W﻿ / 39.4599; -102.1996﻿ (Burlington (May 27, EF0)) | 23:43–23:47 | 1.54 mi (2.48 km) | 200 yd (180 m) | Two storm chasers reported a tornado. No damage occurred. |
| EF0 | ENE of Beaver City | Newton | IN | 40°54′40″N 87°20′41″W﻿ / ﻿40.9111°N 87.3446°W﻿ / 40.9111; -87.3446﻿ (Beaver City (May 27, EF0)) | 23:58–23:59 | 0.1 mi (0.16 km) | 25 yd (23 m) | A brief landspout tornado occurred over open field. No damage occurred. |

### May 28 event

South Carolina event was associated with Tropical Storm Alberto.
List of confirmed tornadoes – Monday, May 28, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | E of Cameron | Calhoun | SC | 33°32′58″N 80°41′48″W﻿ / ﻿33.5494°N 80.6966°W﻿ / 33.5494; -80.6966﻿ (Cameron (May 28, EF0)) | 19:06–19:07 | 0.29 mi (0.47 km) | 150 yd (140 m) | A community center roof and garage door were damaged, a roof was torn off a baseball dugout, and metal roofing was ripped from a church. Fencing, signs, and trees were damaged. |
| EF0 | Strawberry Reservoir | Wasatch | UT | 40°08′38″N 111°07′56″W﻿ / ﻿40.1438°N 111.1321°W﻿ / 40.1438; -111.1321﻿ (Strawberry Reservoir (May 28, EF0)) | 19:10–19:12 | 0.28 mi (0.45 km) | 5 yd (4.6 m) | A highly-visible tornado passed over the Strawberry Reservoir. No damage occurred, and the tornado was caught on video and photographed by many people. |
| EF0 | NNE of Rand | Jackson | CO | 40°31′36″N 106°08′23″W﻿ / ﻿40.5266°N 106.1398°W﻿ / 40.5266; -106.1398﻿ (Rand (May 28, EF0)) | 19:15–19:25 | 0.1 mi (0.16 km) | 50 yd (46 m) | Trained storm spotters observed a tornado over open country. No damage occurred. |
| EF0 | S of Hill City | Graham | KS | 39°11′27″N 99°49′45″W﻿ / ﻿39.1907°N 99.8292°W﻿ / 39.1907; -99.8292﻿ (Hill City (May 28, EF0)) | 19:19–19:27 | 4.48 mi (7.21 km) | 100 yd (91 m) | A trained storm spotter reported a tornado. No damage occurred. |
| EF0 | SE of Plover | Pocahontas | IA | 42°51′04″N 94°35′01″W﻿ / ﻿42.8511°N 94.5836°W﻿ / 42.8511; -94.5836﻿ (Plover (May 28, EF0)) | 19:20–19:22 | 0.87 mi (1.40 km) | 30 yd (27 m) | A brief landspout tornado kicked up dirt in a field. No damage occurred. |
| EF0 | ESE of South Pass | Fremont | WY | 42°20′12″N 108°45′05″W﻿ / ﻿42.3367°N 108.7514°W﻿ / 42.3367; -108.7514﻿ (South Pass (May 28, EF0)) | 21:00–21:01 | 0.49 mi (0.79 km) | 20 yd (18 m) | The public reported a brief tornado that remained over open country. |
| EF0 | Snowville | Box Elder | UT | 41°58′11″N 112°42′50″W﻿ / ﻿41.9697°N 112.714°W﻿ / 41.9697; -112.714﻿ (Snowville (May 28, EF0)) | 21:15–21:17 | 0.1 mi (0.16 km) | 5 yd (4.6 m) | The public observed a brief tornado. No damage occurred. |
| EF0 | NE of Granger | Sweetwater | WY | 41°35′45″N 109°56′31″W﻿ / ﻿41.5959°N 109.9419°W﻿ / 41.5959; -109.9419﻿ (Granger (May 28, EF0)) | 21:39–21:43 | 3.45 mi (5.55 km) | 25 yd (23 m) | The public observed a tornado that remained over open country. |
| EF0 | N of Flagler | Kit Carson | CO | 39°33′10″N 103°05′48″W﻿ / ﻿39.5529°N 103.0966°W﻿ / 39.5529; -103.0966﻿ (Flagler (May 28, EF0)) | 22:19–22:27 | 0.01 mi (0.016 km) | 100 yd (91 m) | An NWS employee reported a tornado. |
| EF0 | E of Thurman | Washington | CO | 39°35′N 103°05′W﻿ / ﻿39.58°N 103.08°W﻿ / 39.58; -103.08﻿ (Thurman (May 28, EF0)) | 22:22–22:30 | 0.01 mi (0.016 km) | 50 yd (46 m) | Multiple chasers reported a tornado with no damage. |
| EF0 | N of Flagler | Kit Carson | CO | 39°31′33″N 103°00′55″W﻿ / ﻿39.5259°N 103.0154°W﻿ / 39.5259; -103.0154﻿ (Flagler (May 28, EF0)) | 23:00–23:04 | 1.29 mi (2.08 km) | 150 yd (140 m) | An NWS employee reported a tornado. |
| EF0 | SE of Anton | Washington | CO | 39°41′N 103°02′W﻿ / ﻿39.69°N 103.03°W﻿ / 39.69; -103.03﻿ (Anton (May 28, EF0)) | 23:00–23:03 | 0.01 mi (0.016 km) | 50 yd (46 m) | Storm chasers observed two tornadoes in close proximity. Crop damage likely occurred. |
| EF0 | SE of Anton | Washington | CO | 39°39′N 103°05′W﻿ / ﻿39.65°N 103.08°W﻿ / 39.65; -103.08﻿ (Anton (May 28, EF0)) | 23:00–23:07 | 0.01 mi (0.016 km) | 50 yd (46 m) | Storm chasers observed two tornadoes in close proximity. Crop damage likely occurred. |
| EF0 | SSE of Goodrich | Morgan | CO | 40°17′N 104°02′W﻿ / ﻿40.29°N 104.04°W﻿ / 40.29; -104.04﻿ (Anton (May 28, EF0)) | 23:10–23:15 | 0.01 mi (0.016 km) | 50 yd (46 m) | Crops sustained minor damage. |
| EF0 | WSW of Cope | Kit Carson | CO | 39°32′16″N 102°57′32″W﻿ / ﻿39.5378°N 102.9588°W﻿ / 39.5378; -102.9588﻿ (Anton (May 28, EF0)) | 23:10–23:21 | 1.84 mi (2.96 km) | 150 yd (140 m) | This was one of two tornadoes ongoing at the same time. |
| EF0 | WSW of Cope | Kit Carson | CO | 39°31′11″N 102°59′30″W﻿ / ﻿39.5198°N 102.9918°W﻿ / 39.5198; -102.9918﻿ (Anton (May 28, EF0)) | 23:10–23:32 | 2.59 mi (4.17 km) | 200 yd (180 m) | This was the second of two tornadoes ongoing at the same time. An irrigation pivot was damaged. |
| EF0 | WSW of Cope | Kit Carson | CO | 39°39′N 102°55′W﻿ / ﻿39.65°N 102.92°W﻿ / 39.65; -102.92﻿ (Cope (May 28, EF0)) | 23:11–23:27 | 0.1 mi (0.16 km) | 50 yd (46 m) | This was one of three tornadoes that formed in close proximity to one another. No damage occurred. |
| EF0 | WSW of Cope | Washington | CO | 39°37′N 103°04′W﻿ / ﻿39.62°N 103.07°W﻿ / 39.62; -103.07﻿ (Cope (May 28, EF0)) | 23:15–23:39 | 3.5 mi (5.6 km) | 50 yd (46 m) | This was the second of three tornadoes that formed in close proximity to one another. No damage occurred. |
| EF0 | WSW of Cope | Washington | CO | 39°39′N 102°55′W﻿ / ﻿39.65°N 102.92°W﻿ / 39.65; -102.92﻿ (Cope (May 28, EF0)) | 23:23–23:39 | 0.01 mi (0.016 km) | 50 yd (46 m) | This was the final of three tornadoes that formed in close proximity to one another. No damage occurred. |
| EF0 | NNW of Seibert | Kit Carson | CO | 39°27′19″N 102°58′16″W﻿ / ﻿39.4553°N 102.9712°W﻿ / 39.4553; -102.9712﻿ (Seibert (May 28, EF0)) | 23:26–23:28 | 0.01 mi (0.016 km) | 150 yd (140 m) | An NWS employee reported a tornado from a long distance away. |
| EF0 | ENE of Thurman | Washington | CO | 39°36′N 103°03′W﻿ / ﻿39.6°N 103.05°W﻿ / 39.6; -103.05﻿ (Anton (May 28, EF0)) | 23:29–23:32 | 0.01 mi (0.016 km) | 50 yd (46 m) | A trained storm spotter reported a tornado. No damage occurred. |
| EF0 | S of Grover | Weld | CO | 40°46′N 104°14′W﻿ / ﻿40.77°N 104.23°W﻿ / 40.77; -104.23﻿ (Anton (May 28, EF0)) | 23:34–23:35 | 0.01 mi (0.016 km) | 50 yd (46 m) | Several power lines were downed by this tornado. |
| EF0 | N of Vona | Kit Carson | CO | 39°28′21″N 102°43′45″W﻿ / ﻿39.4726°N 102.7293°W﻿ / 39.4726; -102.7293﻿ (Vona (May 28, EF0)) | 23:35–23:36 | 0.01 mi (0.016 km) | 100 yd (91 m) | An NWS employee observed a brief tornado |
| EF0 | S of Keota | Weld | CO | 40°37′N 104°04′W﻿ / ﻿40.62°N 104.07°W﻿ / 40.62; -104.07﻿ (Anton (May 28, EF0)) | 23:37–23:38 | 0.01 mi (0.016 km) | 50 yd (46 m) | Several power lines were downed by this tornado. |
| EF1 | Southeastern Cope | Washington | CO | 39°40′N 102°51′W﻿ / ﻿39.66°N 102.85°W﻿ / 39.66; -102.85﻿ (Cope (May 28, EF1)) | 23:42–23:45 | 0.01 mi (0.016 km) | 50 yd (46 m) | A brief tornado moved through the southeastern part of Cope, severely damaging a carport and a garage. Debris was scattered and a pine tree was uprooted as well. |
| EF0 | SSE of Goodrich | Morgan | CO | 40°17′N 104°02′W﻿ / ﻿40.29°N 104.04°W﻿ / 40.29; -104.04﻿ (Goodrich (May 28, EF0)) | 00:24–00:29 | 0.01 mi (0.016 km) | 50 yd (46 m) | Minor crop and property damage was observed. |
| EF0 | E of Fort Morgan | Morgan | CO | 40°19′N 103°44′W﻿ / ﻿40.32°N 103.73°W﻿ / 40.32; -103.73﻿ (Fort Morgan (May 28, EF0)) | 00:32–00:37 | 0.01 mi (0.016 km) | 50 yd (46 m) | The fire department reported a tornado. No damage occurred. |
| EF0 | S of Goodwell | Texas | OK | 36°32′31″N 101°38′17″W﻿ / ﻿36.542°N 101.638°W﻿ / 36.542; -101.638﻿ (Goodwell (May 28, EF0)) | 00:41–00:42 | 0.26 mi (0.42 km) | 50 yd (46 m) | A barn was collapsed by this tornado. |
| EF1 | W of Hardesty | Texas | OK | 36°37′19″N 101°16′19″W﻿ / ﻿36.622°N 101.272°W﻿ / 36.622; -101.272﻿ (Hardesty (May 28, EF1)) | 01:21–01:24 | 2.02 mi (3.25 km) | 200 yd (180 m) | A main double transmission line and four smaller power poles were snapped. Fencing, a carport, a large storage container, and trees were damaged. The storage container and a watering trough were pushed 10–30 ft (3.0–9.1 m). |

### May 29 event

List of confirmed tornadoes – Tuesday, May 29, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | NE of Ames | Story | IA | 42°03′12″N 93°33′12″W﻿ / ﻿42.0533°N 93.5533°W﻿ / 42.0533; -93.5533﻿ (Ames (May 29, EF0)) | 20:58–21:01 | 0.3 mi (0.48 km) | 30 yd (27 m) | A member of the public recorded a landspout tornado. |
| EF0 | N of Ensign | Gray, Ford | KS | 37°40′19″N 100°17′00″W﻿ / ﻿37.6719°N 100.2833°W﻿ / 37.6719; -100.2833﻿ (Ensign (May 29, EF0)) | 21:44–21:54 | 4.11 mi (6.61 km) | 100 yd (91 m) | A likely intense stovepipe tornado remained over open farm fields, avoiding structures along its path. However, muddy farm fields were scoured out to a depth of 8 in (20 cm) in some areas. Crop debris was deposited in power lines as well. |
| EF0 | W of Mobeetie | Gray | TX | 35°30′N 100°34′W﻿ / ﻿35.5°N 100.57°W﻿ / 35.5; -100.57﻿ (Mobeetie (May 29, EF0)) | 22:36–22:37 | 0.1 mi (0.16 km) | 50 yd (46 m) | A storm chaser observed a brief tornado in an open field. No damage occurred. |
| EF0 | S of Mobeetie | Wheeler | TX | 35°29′N 100°26′W﻿ / ﻿35.48°N 100.43°W﻿ / 35.48; -100.43﻿ (Mobeetie (May 29, EF0)) | 23:09–23:10 | 0.1 mi (0.16 km) | 50 yd (46 m) | A skycam and chaser reports confirmed a tornado over open country. |
| EF0 | NW of Leisure City | Miami-Dade | FL | 25°29′29″N 80°27′00″W﻿ / ﻿25.4915°N 80.4501°W﻿ / 25.4915; -80.4501﻿ (Leisure City (May 29, EF0)) | 00:00–00:03 | 0.33 mi (0.53 km) | 25 yd (23 m) | A residence sustained minor property and tree damage. A car rental facility suffered minor damage to its metal carport. |
| EF1 | SSE of Waynoka | Woods | OK | 36°35′07″N 98°52′44″W﻿ / ﻿36.5852°N 98.8789°W﻿ / 36.5852; -98.8789﻿ (Waynoka (May 29, EF1)) | 00:25–00:31 | 2.5 mi (4.0 km) | 20 yd (18 m) | A historic hotel in Waynoka had its roof ripped off. A few trees and many limbs were downed. |
| EF0 | Belleville | Republic | KS | 39°49′12″N 97°37′38″W﻿ / ﻿39.82°N 97.6273°W﻿ / 39.82; -97.6273﻿ (Belleville (May 29, EF0)) | 01:12–01:14 | 0.3 mi (0.48 km) | 30 yd (27 m) | Tree limbs were downed. |

### May 30 event

List of confirmed tornadoes – Wednesday, May 30, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | SW of Joshua | De Soto | FL | 27°11′25″N 81°44′50″W﻿ / ﻿27.1902°N 81.7471°W﻿ / 27.1902; -81.7471﻿ (Joshua (May 30, EF0)) | 13:01–13:03 | 0.78 mi (1.26 km) | 50 yd (46 m) | A barn was destroyed. |
| EF0 | ESE of Bordulac | Foster | ND | 47°22′57″N 98°56′27″W﻿ / ﻿47.3826°N 98.9408°W﻿ / 47.3826; -98.9408﻿ (Bordulac (May 30, EF0)) | 17:15–17:30 | 0.89 mi (1.43 km) | 50 yd (46 m) | The public reported a persistent landspout tornado. No damage occurred. |
| EF0 | N of Marseilles | LaSalle | IL | 41°22′49″N 88°41′00″W﻿ / ﻿41.3802°N 88.6832°W﻿ / 41.3802; -88.6832﻿ (Marseilles (May 30, EF0)) | 00:30–00:50 | 0.9 mi (1.4 km) | 30 yd (27 m) | A storm chaser videoed a landspout tornado. No damage occurred. |
| EF0 | SSW of Bristol | Fillmore | MN | 43°30′46″N 92°12′13″W﻿ / ﻿43.5129°N 92.2036°W﻿ / 43.5129; -92.2036﻿ (Bristol (May 30, EF0)) | 00:40–00:43 | 0.46 mi (0.74 km) | 8 yd (7.3 m) | A shed was damaged. |
| EF0 | W of Troy | Miami | OH | 40°02′21″N 84°18′14″W﻿ / ﻿40.0393°N 84.3038°W﻿ / 40.0393; -84.3038﻿ (Troy (May 30, EF0)) | 00:46–00:48 | 0.1 mi (0.16 km) | 30 yd (27 m) | A weak and brief tornado destroyed an outbuilding and damaged several trees. |

### May 31 event

List of confirmed tornadoes – Thursday, May 31, 2018 :
| EF# | Location | County / Parish | State | Start Coord. | Time (UTC) | Path length | Max width | Summary |
| EF0 | SE of Manning | Dunn | ND | 47°07′N 102°37′W﻿ / ﻿47.11°N 102.62°W﻿ / 47.11; -102.62﻿ (Manning (May 31, EF0)) | 19:43–19:46 | 0.32 mi (0.51 km) | 50 yd (46 m) | A trained storm spotter reported a tornado. No damage occurred. |
| EF1 | Idaho National Laboratory | Bingham | ID | 43°28′15″N 112°45′49″W﻿ / ﻿43.4709°N 112.7636°W﻿ / 43.4709; -112.7636﻿ (Idaho National Laboratory (May 31, EF1)) | 22:00–22:30 | 12 mi (19 km) | 25 yd (23 m) | Two snow fences were heavily damaged, with multiple steel posts twisted. Vinyl and steel cables attached to the fences were ripped apart. Large metal pieces used to hold the cables together were snapped or thrown. A sign was toppled to the ground, sagebrush was partially or completely torn from the ground, and several small lava rocks were tossed. |
| EF0 | S of Richardton | Stark | ND | 46°48′44″N 102°19′27″W﻿ / ﻿46.8122°N 102.3243°W﻿ / 46.8122; -102.3243﻿ (Richardton (May 31, EF0)) | 22:19–22:24 | 0.42 mi (0.68 km) | 50 yd (46 m) | A storm chaser reported a tornado that caused no damage. |
| EF0 | S of Monteview | Jefferson | ID | 43°40′10″N 112°31′48″W﻿ / ﻿43.6695°N 112.53°W﻿ / 43.6695; -112.53﻿ (Monteview (May 31, EF0)) | 22:31–22:36 | 3 mi (4.8 km) | 10 yd (9.1 m) | A trained storm spotter observed a rope tornado. |
| EF0 | N of Glen Ullin | Morton | ND | 46°56′09″N 101°49′48″W﻿ / ﻿46.9358°N 101.83°W﻿ / 46.9358; -101.83﻿ (Glen Ullin (May 31, EF0)) | 23:15–23:17 | 0.25 mi (0.40 km) | 50 yd (46 m) | A storm chaser reported a tornado that caused no damage. |
| EF1 | E of Fruitland | Cape Girardeau | MO | 37°27′11″N 89°32′16″W﻿ / ﻿37.453°N 89.5378°W﻿ / 37.453; -89.5378﻿ (Fruitland (May 31, EF1)) | 00:44–00:49 | 2.21 mi (3.56 km) | 150 yd (140 m) | Dozens of trees were snapped or uprooted. Several power poles were snapped from fallen trees. |
| EF1 | S of Wolf Lake | Union | IL | 37°28′52″N 89°28′11″W﻿ / ﻿37.481°N 89.4697°W﻿ / 37.481; -89.4697﻿ (Wolf Lake (May 31, EF1)) | 00:54–01:02 | 3.11 mi (5.01 km) | 150 yd (140 m) | One barn was destroyed while a second, large equipment barn was collapsed. A one-story home was partially shifted off its foundation and had a window broken. Dozens of trees were damaged. |
| EF0 | S of Wolf Lake | Union | IL | 37°27′58″N 89°27′22″W﻿ / ﻿37.4662°N 89.456°W﻿ / 37.4662; -89.456﻿ (Wolf Lake (May 31, EF0)) | 00:55–00:59 | 1.12 mi (1.80 km) | 50 yd (46 m) | The roof of a barn was collapsed on one side. Several tree limbs were broken. |