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

United States yearly total

August

August 1 event List of reported tornadoes - Sunday, August 1, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageNorth Dakota EF1SE of RocklakeTowner, Cavalier0120Intermittent long track tornado damaged buildings on two farms and numerous trees and power poles. EF0S of BeulahMercer0216Two grain bins were destroyed and a tree was uprooted. EF0NE of RoletteRolette0245Tornado remained over open country. Sources:Storm Reports for 08/01/10, NWS Grand Forks, NCDC Storm Data

August 2 event List of reported tornadoes - Monday, August 2, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageNorth Dakota EF0NNE of Sweet BriarMorton0245Brief tornado near Crown Butte Dam with no damage. Sources:NCDC Storm Data

August 3 event (West) List of reported tornadoes - Tuesday, August 3, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageWyoming EF0SSW of RozetCampbell1702unknownA shed at a coal mine sustained minor damage.South Dakota EF0ENE of PlanoHanson, Miner2357unknownBrief dusty tornado with no damage.Arizona EF0S of Many FarmsApache0015Landspout tornado confirmed with no damage. Sources:NCDC Storm Data

August 3 event (Northeast) List of reported tornadoes - Tuesday, August 3, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageNew York EF1ESE of FondaMontgomery2022Damage limited primarily to trees. EF1ESE of AuriesvilleMontgomery2029Damage limited primarily to trees.Vermont EF0W of PeachamCaledonia0135unknownBrief tornado damaged many trees. Sources:NWS Albany, NCDC Storm Data

August 6 event List of reported tornadoes - Friday, August 6, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageSouth Carolina EF0NE of BranchvilleOrangeburg2319A few trees were damaged by the intermittent tornado. Sources:Storm Reports for 08/06/10, NCDC Storm Data

August 7 event List of reported tornadoes - Saturday, August 7, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageFlorida EF0New Smyrna BeachVolusia1710Brief tornado damaged one house, ripping part of the roof off. EF0Boca RatonPalm Beach2202Tornado sighted with minimal damage in the community.North Dakota EF4S of Tyler to SW of DoranRichland (ND), Wilkin (MN)2325-2350A violent tornado passed near Tyler, causing a lot of damage. At least 14 farm buildings were obliterated, with others damaged. One barn was completely swept away, with pieces of stone torn from the foundation and thrown into nearby fields. A sugarbeet field was heavily scoured with beets pulled from the ground, and grass scouring was noted elsewhere. A pickup truck was also thrown over 1/2 mile (800 m) away and destroyed, with the engine block ripped out and thrown an additional 2/3 of a mile. Tree debarking occurred, and a farmhouse was heavily damaged as well.Minnesota EF0WNW of TenneyWilkin2325unknownBrief tornado touchdown with no damage. EF0N of NashuaWilkin2346Tornado remained over open country. EF1NE of WesternOtter Tail2258Numerous trees were knocked down and crops were flattened. EF0NE of RothsayOtter Tail0033unknownBrief tornado in an open field. EF1NE of WendellGrant, Douglas0035Intermittent tornado touchdown damaged many trees and some power poles. EF1SW of WrightstownOtter Tail0059Damage limited to trees and limbs.Wisconsin EF0SW of Bone LakePolk0437Many trees were knocked down, a few landing on houses or trailers. Windows were also blown out of a house. One person was injured. EF1NE of CumberlandBarron0457A barn and a garage were destroyed. Many trees were uprooted or snapped. Sources:Storm Reports for 08/07/10, NWS Grand Forks, NCDC Storm Data

August 9 event List of reported tornadoes - Monday, August 9, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageColorado EF0SSW of OtisWashington0142unknownBrief tornado touchdown with no damage. EF1ENE of ElbaWashington0144unknownBrief tornado destroyed a barn. Sources:NCDC Storm Data

August 10 event List of reported tornadoes - Tuesday, August 10, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageNorth Dakota EF2SW of ThompsonGrand Forks1836A large shed was heavily damaged and a grain bin was thrown and damaged. Originally thought to be two tornadoes but confirmed as one.Iowa EF0NNE of ArmstrongEmmet2244unknownBrief tornado over Iowa Lake with no damage. Sources:NWS Grand Forks, NCDC Storm Data

August 11 event List of reported tornadoes - Wednesday, August 11, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageFlorida EF0EdgewaterVolusia1605unknownBrief waterspout developed on the Intracoastal Waterway and moved ashore damaging a marina, a house and a few trees. EF0WSW of GlencoeVolusia2005unknownBrief tornado in a heavily wooded area damaged a few trees.Minnesota EF0SE of SveadahlWatonwan1858unknownA few shingles were removed from houses and small items were knocked down by this brief weak tornado. Sources:NCDC Storm Data

August 12 event List of reported tornadoes - Thursday, August 12, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageTexas EF0WSW of Del MarCameron1715unknownBrief tornado sighted at the Port of Brownsville with no damage.Maryland EF0S of UnionvilleFrederick2103Brief tornado damaged a few trees.Wyoming EF0NE of EmblemBig Horn2111Landspout tornado with no damage.Minnesota EF0SSW of MadisonLac qui Parle2254A few large trees were damaged. EF0ESE of RosenLac qui Parle2305A porch of a house lost its roof. EF0LouisburgLac qui Parle2322A grain bin was thrown and trees were uprooted. EF1N of BrootenStearns0044Several farms had buildings damaged, including roofs off houses and barns as well as sheds and outbuildings that were completely destroyed. Hundreds of trees were snapped. EF0St. AugustaStearns0100Brief tornado knocked down a few trees.North Dakota EF0NW of LisbonRansom0140Numerous trees were damaged along the path. EF0W of BowbellsBurke0200unknownBrief tornado with no damage. Precursor to the main Bowbells tornado. EF0NW of BowbellsBurke0203unknownSecond brief tornado with no damage. Precursor to the main Bowbells tornado. EF3Bowbells areaBurke, Ward02261 death - One house was heavily damaged and many grain bins and farm buildings were destroyed or flattened. A vehicle was thrown, killing an occupant and severely injuring another. Farm vehicles were also thrown long distances. Sources:NWS Baltimore/Washington, NWS Bismarck, NWS Twin Cities, NCDC Storm Data

August 13 event List of reported tornadoes - Friday, August 13, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageMinnesota EF1N of FarmingtonDakota0804Numerous houses sustained roof and shingle damage, with some losing most of their roofs. Hundreds of trees were blown down. One person was injured. EF1N of HayfieldDodge2022A barn was destroyed and numerous corn fields were heavily damaged. EF0NW of RapidanBlue Earth2235unknownBrief tornado damaged a few corn stalks. EF0S of Rock DellOlmsted2240unknownBrief tornado touchdown with no damage. Sources:NWS La Crosse, NCDC Storm Data

August 16 event List of reported tornadoes - Monday, August 16, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageColorado EF0ENE of Deer TrailArapahoe1957unknownBrief tornado touchdown with no damage. EF0SW of AgateElbert2016unknownBrief tornado touchdown with no damage. EF0SSE of LodiMorgan2154unknownBrief tornado touchdown with no damage. EF1SSE of BrushMorgan2217unknownBrief tornado damaged a house and heavily damage two horse trailers, killing one of the horses inside. Fences and power poles were also damaged Sources:NCDC Storm Data

August 19 event List of reported tornadoes - Thursday, August 19, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageMichigan EF1NE of UticaMacomb2329Several houses sustained roof damage. Trees and power lines were blown over. EF0FraserMacomb2343A few houses sustained minor damage and trees were knocked down. Sources:NWS Detroit, NCDC Storm Data

August 20 event List of reported tornadoes - Friday, August 20, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageWisconsin EF1GreenleafBrown1620A barn was destroyed and a metal building was also damaged. Sources:WLUK, NCDC Storm Data

August 22 event List of reported tornadoes - Sunday, August 22, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamagePennsylvania EF0ChesterDelaware1944A few houses sustained minor damage and trees were knocked down by this brief tornado. Sources:SPC Storm Reports for 08/22/10, NCDC Storm Data

August 30 event (West) List of reported tornadoes - Monday, August 30, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageWyoming EF1S of Ten SleepWashakie1951Several ranch buildings were destroyed and cottonwood trees were knocked down. Sources:NCDC Storm Data

August 30 event (Southeast) List of reported tornadoes - Monday, August 30, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageFlorida EF0Key LargoMonroe2310Brief waterspout made landfall with minimal damage. Sources:NCDC Storm Data

September

Note: 2 tornadoes were confirmed in the final totals, but do not have a listed rating.

September 1 event List of reported tornadoes - Wednesday, September 1, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageTexas EF0OdessaEctor2115unknownBrief tornado with minimal damage, shaking pump jacks and throwing dumpsters.South Dakota EF0W of Tulare (1st tornado)Spink0140unknownBrief tornado touchdown with no damage. EF0W of Tulare (2nd tornado)Spink0159unknownBrief tornado touchdown with no damage. Sources:NCDC Storm Data

September 7 event The events in Texas were associated with Tropical Storm Hermine. List of reported tornadoes - Tuesday, September 7, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageTexas EF0BenbrookTarrant1956unknownTornado sighted over Benbrook Lake with no damage. EF0S of MoultonLavaca2037A roof was blown off an abandoned building and a tree was uprooted by this brief tornado.Arkansas EF0ESE of HopeHempstead2209unknownBrief tornado uprooted a large tree. Sources:SPC Storm Reports for 09/07/10, NWS Fort Worth, NWS Austin/San Antonio, NCDC Storm Data

September 8 event These events were associated with Tropical Storm Hermine. List of reported tornadoes - Wednesday, September 8, 2010 EF# Location County Coord. Time (UTC) Path length Comments/DamageTexas EF0WSW of WhitsonCoryell0918unknownBrief tornado snapped and twisted a few trees. EF0NE of BlossomLamar2220A few houses were damaged and two barns were heavily damaged. EF1Seagoville areaEllis, Dallas2236Three apartment buildings sustained significant roof damage and a few houses were damaged. EF0N of PerryFalls2255Tornado remained over open country. EF2Central DallasDallas2310Tornado touched down in an industrial area. A warehouse was heavily damaged and several other industrial buildings were damaged just outside downtown. First significant tornado in the city of Dallas since 1994. EF0NW of HeathRockwall2320Several brick houses sustained roof and chimney damage and many trees were damaged. EF0N of LindsayCooke0030unknownBrief tornado touchdown with no damage.Oklahoma EF1ColbertBryan1905unknownSeveral houses were damaged in the area and two trucks were overturned. One of the truck drivers was injured. EF0NW of Lone GroveCarter0000unknownTwo houses sustained minor damage. EF0S of MariettaLove0115unknownBrief tornado touchdown with no damage. Sources:NWS Fort Worth, NWS Norman, NCDC Storm Data

September 9 event