This is a list of all tornadoes that were confirmed by local offices of the National Weather Service in the United States in May 2010.

United States yearly total

May

Note: 15 tornadoes were confirmed in the final totals, but do not have a listed rating.

May 1 event

May 2 event

May 3 event + List of confirmed tornadoes –Monday, May 3, 2010EF#LocationCounty / ParishStateStart Coord.Time (UTC)Path lengthMax widthSummary EF0S of Buck StandAbbevilleSC13:02–13:03A camper was shifted into a storage building, minor roof damage occurred to a home, part of a barn’s roof was peeled off and several trees were snapped or uprooted. EF1N of FeastervilleFairfieldSC14:26–14:31Numerous trees were downed and some minor damage occurred to a home and outbuildings. EF0ENE of Browns Crossing to northern MilledgevilleBaldwinGA18:02–18:15Several large hardwood trees were either snapped or uprooted at the start of the path. A portion of a metal roof was ripped off one side of a home and tossed into the neighboring trees. Sporadic tree damage occurred throughout much of its path. Before the tornado lifted, a porch was ripped off the side of one home and scattered about the adjacent woods. The adjacent home suffered minor to moderate roof damage. Several trees in the area were either uprooted or snapped. Several large hardwood trees were downed just west of the Milledgeville Country Club's maintenance facility, where the tornado appeared to lift.

May 4 event + List of confirmed tornadoes –Tuesday, May 4, 2010EF#LocationCounty / ParishStateStart Coord.Time (UTC)Path lengthMax widthSummary EF1SE of Zittau to W of WinchesterWinnebagoWI00:10–00:12Numerous pine trees were snapped, a gazebo was thrown into a house and a hundred year old barn was destroyed. EF0SSW of Winchester to NNW of LarsenWinnebagoWI00:13–00:17Several structures were damaged or destroyed, including a shed, a house, a trailer and a garage.

May 7 event + List of confirmed tornadoes –Friday, May 7, 2010EF#LocationCounty / ParishStateStart Coord.Time (UTC)Path lengthMax widthSummary EF1E of Cloverdale to SE of New RochesterWoodOH23:35–23:40Five barns were leveled, several homes sustained roof damage and two grain bins were destroyed. Many trees and limbs were downed along the tornado’s path.

May 10 event

May 11 event

May 12 event

May 13 event

May 14 event + List of confirmed tornadoes –Friday, May 14, 2010EF#LocationCounty / ParishStateStart Coord.Time (UTC)Path lengthMax widthSummary EF1SE of Middle PointVan WertOH05:47–05:49Several oak trees were snapped or uprooted. A TV antenna tower was bent, a garage door was blown in and two wooden playsets were rolled. EF0NE of Ruidoso DownsLincolnNM16:50–16:57At least a dozen pine trees were uprooted in the northern Sacramento Mountains. A 500-gallon diesel tank that was estimated to be half full was lifted vertically and carried at least , and an empty box trailer was tipped on its side. There was also minor damage to a horse barn and a firetruck. EF0ESE of Winkler to WSW of West OdessaWinkler, EctorTX17:56–18:04Members of the VORTEX2 and TWISTEX teams observed a tornado. No damage was reported. EF3SSE of NotreesEctorTX18:15–18:28An intense tornado blew over two type-320 pumpjacks, each weighing , including their concrete bases. Several power poles were also damaged EF0SSE of GoldsmithEctorTX18:32–18:36A rope tornado was observed. EF0N of GreenwoodMidlandTX19:15–19:18A brief tornado was reported by a trained spotter. EF0SSW of StilesReaganTX23:35–23:37A tornado tossed an old telephone antenna and a stack of wooden pallets. Several limbs were broken off of trees.

May 15 event + List of confirmed tornadoes –Saturday, May 15, 2010EF#LocationCounty / ParishStateStart Coord.Time (UTC)Path lengthMax widthSummary EF0LucySt. John the BaptistLA12:11A brief, weak tornado damaged a mobile home. EF0NE of NunnWeldCO19:59A tornado briefly touched down and did no damage. EF0NNE of DoverWeldCO20:16–20:25A tornado tracked over open country.

May 16 event + List of confirmed tornadoes –Sunday, May 16, 2010EF#LocationCounty / ParishStateStart Coord.Time (UTC)Path lengthMax widthSummary EF0NE of HartfordSebastianAR16:30A weak landspout tornado occurred over rural land. EF0NNW of ParksDundyNE21:14–21:17A brief tornado was observed by law enforcement and a storm spotter. EF0SE of GibbonsDunklinMO23:13–23:14A landspout tornado damaged farm equipment. EF0NNW of PrestonPrattKS02:33–02:34A brief and weak tornado occurred. EF0ENE of CunninghamKingmanKS03:00–03:03A tornado briefly touched down in an open field.

May 17 event + List of confirmed tornadoes –Monday, May 17, 2010EF#LocationCounty / ParishStateStart Coord.Time (UTC)Path lengthMax widthSummary EF0SSE of RionFairfieldSC22:07–22:10A tornado was reported.

May 18 event + List of confirmed tornadoes –Tuesday, May 18, 2010EF#LocationCounty / ParishStateStart Coord.Time (UTC)Path lengthMax widthSummary EF0W of Port IsabelCameronTX13:41–13:45An off-duty NWS employee observed a waterspout briefly moving ashore. EF0NNE of Rockport to W of CarpenterWeld (CO), Laramie (WY)CO, WY21:36–21:50A weak but long-tracked tornado occurred over rural, uninhabited country. EF0S of CheyenneLaramieWY21:41–21:45A storm spotter reported a tornado. EF0W of CheyenneLaramieWY21:45–21:46A storm spotter observed a tornado. EF0SSE of HartleyHartleyTX22:32–22:36A tornado remained over open country. EF0SE of HartleyHartleyTX22:41–22:44Members of the VORTEX2 team observed a tornado over uninhabited rural areas. EF0W of DumasHartley, MooreTX22:55–22:57A brief tornado occurred at the Hartley-Moore county line. No damage was reported. EF0E of MeadWeldCO23:23–23:28A tornado did no damage. EF0SSW of DumasMooreTX23:28–23:30A tornado occurred south of Dumas and crossed US-287 before dissiapting. EF0E of DumasMooreTX23:42–23:45Storm chasers and members of VORTEX2 observed a tornado. EF0SW of BushnellKimballNE23:48–23:50A brief tornado touched down. EF0SSE of EgbertLaramieWY00:00–00:04A tornado was observed near I-80. EF0E of EgbertLaramieWY00:06–00:07A tornado occurred over open land. EF0WSW of Pine BluffsLaramieWY00:15–00:17A brief tornado occurred alongside I-80. EF0W of Pine BluffsLaramieWY00:21–00:23The public reported a tornado. EF0E of EgbertLaramieWY00:24–00:25Three tornadoes were reported on the ground at the same time, however NCEI data shows only one rated. EF2W of PringleHutchinsonTX00:44–01:00Significant damage occurred to a farm, where a large portion of the roof was removed from the residence with considerable damage to several small sheds in the vicinity. Numerous trees were stripped with many broken large branches. A pickup truck behind the residence was flipped upside down with the cab smashed. Several power poles were snapped just to the east of the residence with additional damage sustained to a few irrigation pivots. A storage bin and large fuel tank were found northeast of their original locations. EF0NW of GuymonTexasOK00:44–00:46A tornado remained over open country. EF0S of BethuneKit CarsonCO00:50–00:54A tornado remained over rural, open country. EF2BurnsLaramieWY00:55–01:00A significant tornado struck Burns, removing the roof from a house. EF0NNW of ChivingtonKiowaCO01:21–01:26A tornado occurred west of the Sand Creek Massacre National Historic Site. A power pole was downed, an abandoned farm house was damaged and a center-pivot irrigation system was flipped. EF0ENE of WareDallamTX01:52–01:53A tornado remained over open country. EF0W of ConlenDallamTX02:30–02:42A tornado tracked over rural rangeland. EF0W of StratfordShermanTX03:40–03:43A tornado remained over open land, doing no known damage. EF0S of TexhomaShermanTX04:27–04:31A brief but rather large tornado remained over open country. EF0NNW of GruverHansfordTX05:12–05:14A tornado occurred over open rangeland.

May 19 event + List of confirmed tornadoes –Wednesday, May 19, 2010EF#LocationCounty / ParishStateStart Coord.Time (UTC)Path lengthMax widthSummary EF0S of ArnettEllisOK06:22A tornado was observed doing no damage. EF1SSW of PringleHutchinsonTX06:56–06:57A metal barn was completely destroyed. Several large tractors suffered significant damage with their cab windows being blown out. EF0N of FargoEllisOK08:15A tornado destroyed a trailer and damaged trees and powerlines. EF0SSE of FarnsworthOchiltreeTX08:32–08:34A tornado remained over open country, doing no damage. EF0NNW of Leedey to SSW of CamargoDeweyOK20:24–20:30A tornado was videoed over open country. No damage occurred. EF0NW of HennesseyKingfisherOK21:41–21:48A tornado remained nearly stationary for a couple of minutes. EF0E of HennesseyKingfisherOK22:08A tornado was videoed over open land. EF0SSE of MarshallLoganOK22:24–22:27A rain-wrapped tornado was videoed. EF1Southern Loyal to NNE of KingfisherKingfisherOK22:33–23:00A tornado developed west of Loyal, where an un-anchored trailer home was destroyed and a power pole was downed. The tornado continued east into southern Loyal, where tree damage occurred. The tornado crossed US-81, blowing a truck off the road and injuring the driver. An ODOT salt barn was destroyed and some signs and fences were damaged. EF0SW of IngallsGrayKS22:48–22:51A brief landspout occurred. EF0N of CharlestonGrayKS22:48–22:50A landspout touched down over open land. EF0S of MansfieldFinneyKS22:55–22:58A brief tornado kicked up dust. EF0NW of CharlestonGrayKS22:56–23:00A rope tornado occurred over open land. EF1SE of Orlando to WNW of StillwaterPayneOK23:03–23:36A tornado touched down east of I-35 and crossed over Lake Carl Blackwell. A large wooden barn was damaged, a tin roof was ripped off a home and other outbuildings were damaged. Numerous trees also were damaged. EF0SE of OrlandoLoganOK23:04–23:05Local media videoed a brief tornado. EF0N of CharlestonGrayKS23:26–23:28A brief tornado did no damage. EF0NW of CimarronGrayKS23:57–23:59A brief and small tornado occurred just outside of Cimarron. No damage was reported. EF0E of CimarronGrayKS00:03–00:06A small shed was destroyed. EF0ESE of DepewCreekOK00:09A storm spotter reported and photographed a brief tornado touching down. EF1ENE of Bristow to SSW of KelleyvilleCreekOK00:37–00:53A tornado destroyed barns, damaged homes, snapped or uprooted numerous trees and blew down power poles. EF1WNW of PragueLincolnOK01:12–01:17An outbuilding was destroyed, a tin barn was damaged and several trees were damaged. EF0NE of Moses LakeGrantWA01:15–01:20An intermittent tornado lifted a section of roof that was unattached and tossed it from its original location onto an old barn, destroying it. A grain silo was damaged by the tornado and numerous large tree branches were also downed. EF1NE of Hennepin to S of Wynnewood to N of SulphurGarvin, MurrayOK01:31–01:53A long-track tornado touched down and did minor tree damage in Garvin County before crossing into Murray County. In Murray County, several barns and outbuildings were heavily damaged, and some homes had roof damage. Extensive tree and powerline and power pole damage also occurred. EF1SSW of Micawber to SSE of WeltyOkfuskeeOK01:46–01:56A tornado snapped or uprooted numerous trees. EF1ENE of Bearden to NNE of ClearviewOkfuskeeOK02:05–02:17Homes were damaged, power poles were downed and trees were snapped or uprooted.

May 20 event