atlantic hurricane season atlantic hurricane season officially began june lasted november dates conventionally period year tropical cyclones form atlantic basin season high activity tropical depressions storms forming year systems landfall affected land directly indirectly caused millions dollars damage florida produced highest rainfall totals tropical cyclone season tropical depression caused damage flooding texas end august led fatalities tropical cyclone season tropical depressions caused majority damage fatalities season affecting louisiana texas katrina named storm associated fatalities seasonal activity season high activity eighteen tropical depressions storms forming year season began early tropical storm formed landfall cuba absorbed low later tropical depression moved gulf_of_mexico eastern texas june producing localized rainfall amounts inches numerous tornadoes louisiana tropical storm formed subtropical low open atlantic_ocean landfall tropical depression formed gulf_of_mexico july moving mexico day causing heavy rains west texas oklahoma arkansas remnants moved united_states tropical formed august open atlantic extratropical cyclone august formed august near south_america dennis degenerated depression making landfall leeward_islands regained storm strength cuba dennis moved near southeast united_states coastline florida virginia briefly hurricane dennis weakened tropical storm declared extratropical cyclone august tropical depression seven formed mid august tracked windward_islands dissipating eastern caribbean_sea tropical depression led significant flooding event san_antonio houston august august texas louisiana hurricane emily formed september southeast bermuda emily cyclonic loop tropical storm emily strengthened hurricane september longer identifiable category hurricane bermuda damage reported hurricane formed september strengthened category hurricane followed track floyd dissipating near azores hurricane harvey strongest storm season reaching category strength harvey affected land ships reported tropical storm force winds tropical depression thirteen brought gusts tropical storm force bermuda mid late september stayed sea reaching category strength extratropical early october extratropical landfall france tropical depression small organized crossed tropical atlantic weakening moved northeast caribbean southwest north_atlantic late september early october tropical short lived storm forming open atlantic late october affected land dissipated november near azores hurricane katrina formed caribbean_sea landfall cuba reaching hurricane strength katrina named storm fatalities final storm season subtropical storm formed atlantic_ocean november moved north making landfall nova scotia extratropical soon season activity reflected cumulative accumulated cyclone energy ace rating classified near normal ace broadly speaking measure power hurricane multiplied length time existed storms long time particularly strong hurricanes high aces ace calculated advisories tropical systems exceeding knots mph tropical storm strength officially subtropical cyclones excluded total figure includes periods storms subtropical phase storms tropical storm unusual tropical storm formed beginning normal hurricane season developed disturbance moved pacific_ocean central_america caribbean_sea disturbance tracked northeast western caribbean tropical depression reached tropical storm strength near struck eastern cuba night passage land weakened depression briefly southeastern bahamas weakened absorbed system reported damage minimal tropical depression tropical depression formed near veracruz mexico june system moved north northwest lured cyclone southern plains tropical depression landfall upper texas coast june spreading inches rainfall northeast point landfall total tornadoes stuck western gulf_coast touching louisiana people died flooding associated tornado depression quickly deepened moved coast mid-atlantic states western subtropical atlantic june million damage caused depression tropical storm formed subtropical low roughly miles coast north_carolina storm moved west northwest striking land southern maryland july weakened significantly landfall reported winds gale force rainfall amounts light narrow area inch rain reported near track central highest rainfall reported inches virginia significant damage reported fatality reported north_carolina tropical depression tropical disturbance moved caribbean sea july july moving peninsula emerging south central gulf mexico disturbance organized tropical depression early july depression moved west northwest northeast mexico july surface circulation dissipated heavy rains fell western texas oklahoma arkansas remains system interacted stationary southern plains july july tropical storm subtropical depression developed cold organized tropical storm august open atlantic midway bermuda nova scotia tracked east northeast extratropical august moved colder water storm affected land caused known damage dennis began cape type hurricanes typically tropical wave leaving coast africa august developed tropical storm dennis august near cape_verde unlike storms dennis degenerated tropical wave reaching windward_islands august wave crossed caribbean passing jamaica reaching southwestern coast cuba august near cuba wave began rapid organization tropical storm crossed cuba moved southern florida florida steering currents weakened storm stalled august tropical storm dennis water coasts carolinas accelerating sea dennis reached hurricane strength extratropical august damage associated dennis heavy rainfall caused slow passage florida tornadoes reported florida highest registered near homestead florida inches rain measured agriculture damage florida estimated million usd coastal areas carolinas affected heavy rainfall spots seeing inches minor beach erosion tropical depression seven system developed tropical atlantic ocean august moving westward islands eastern caribbean_sea dissipating august tropical depression tropical depression formed august moved slowly northwest moving ashore northeast mexico august united_states august ill defined surface low large thunderstorm complex formed near center day heavy rainfall band miles wide stretched path miles long texas north houston texas highest rainfall reported texas inches fell hour period ending morning august died town texas flood downtown flooded depth feet significant flooding occurred colorado rivers texas cyclone spawned tornadoes including field galveston texas produced winds high miles hour august surface circulation remained ill defined produced round heavy rainfall northwest louisiana september large convective system moved oklahoma northeast texas dissipating left tropical depression september paid losses totaled nearly million dollars total damages exceeding million dollars hurricane emily september subtropical storm southwest bermuda emily moved northeast crossing island day measured winds tropical storm force storm continued generally northeast strengthened hurricane weakened north atlantic longer identifiable weather system september hurricane emily caused beach erosion east_coast united_states damage reported hurricane floyd floyd tracked tropical depression september organized east leeward_islands depression moved northwest caused heavy rain highest rainfall reported inches antigua strengthened tropical storm reached hurricane strength september floyd turned northeast passed southeast bermuda weakening hurricane tropical storm floyd moved east atlantic losing identity september damages associated floyd bermuda directly affected island experienced weaker half storm hurricane tropical wave exited western africa september gradually developing concentrated area convection early september estimated east leeward_islands based satellite imagery day data hurricane hunters indicated depression intensified tropical storm newly upgraded storm passed islands guadeloupe continued intensify making landfall southeastern puerto_rico winds mph late september emerging atlantic weakened passing north coast dominican_republic turning northward near bahamas hurricane september midday september attained peak intensity winds mph minimum pressure mbar hpa inhg hurricane turned northeastward weakened cooler waters passing north bermuda september tropical storm september weakened tropical depression status dissipating day passing leeward_islands dropped moderate rainfall inches winds mph island puerto_rico rainfall peaked inches puerto rican municipality gale warnings issued turks islands later southeastern bahamas light rainfall occurred region reaching inches island winds light bermuda hurricane harvey harvey formed central atlantic reaching hurricane strength hours named system september initial position miles east leeward_islands harvey moved northwest path began curving north considered threat bermuda continuing curve took harvey away island harvey track easterly storm weakened extratropical approached azores harvey caused reported damage ships reported experiencing tropical storm force winds tropical depression thirteen thirteenth tropical depression developed southwest bermuda september initially expected intensify tropical storm failed intensify tropical depression thirteen brought bermuda winds gusts tropical storm force passed west island september moving northward system merged developing extratropical cyclone south nova scotia september hurricane named storm midway windward_islands cape_verde september track storm tracked northwest hurricane september track began curving east eventually resulting motion northeast storm weakened extratropical early october remaining extratropical storm moved france october tropical depression tropical depression formed southwest september tracked deep tropics weakening moved leeward_islands late september heavy rains occurred guadeloupe system passed island depression south east bermuda late october tropical storm weak short lived tropical storm formed far land october moved generally northeast subtropical dissipating november near azores hurricane katrina tropical depression formed november western caribbean_sea miles south depression moved north reaching tropical storm strength moved katrina continued strengthen reaching hurricane strength half day landfall cuba weakening katrina moved eastern cuba november emerging water storm accelerated northeast bahamas katrina circulation fell apart storm merged november hurricane katrina reported killed caused widespread flood damage cuba katrina named storm responsible fatalities subtropical storm frontal low warm waters organized subtropical storm november miles east jacksonville florida moving northeastward turned northwest threatening northeastern united_states intensifying subtropical storm gradually developing tropical characteristics high pressure system turned northeast peaking mph extratropical near nova scotia november storm produced significant beach erosion coastal flooding storm names following names named storms formed north atlantic names retired season use names naming change previously names assigned marked gray retirement lack major damage storms retire names season summary
1981 Atlantic hurricane season