atlantic hurricane season atlantic hurricane season active atlantic hurricane season officially began june lasted november dates conventionally period year tropical cyclones form atlantic basin tropical depression form season officially started active season featured relatively weak systems stayed sea season unusual tropical cyclone tropical storm strength landfall united_states weakened depression landfall season prior storm tropical storm strength landfall total seasons storms landfall united_states tropical storm strength seasons season hurricanes notable killed estimated mexican states veracruz property damage estimates unavailable damage widespread brought flooding martinique caused torrential rainfall southeastern united_states combining frontal boundary result effects diana names retired following season season summary pre season forecasts forecasts hurricane activity issued hurricane season noted hurricane experts associates normal season defined named storms reach hurricane strength major hurricanes april forecast storms reach hurricane status additional storms previous year indicate named storms forecast specify hurricanes reach major hurricane status early june released predictions tropical cyclonic activity atlantic basin season forecast called named storms seven intensify hurricane strengthen major hurricane season activity atlantic hurricane season officially began june activity began days earlier formation tropical depression average season tropical depressions formed fourteen depressions attained tropical storm status attained hurricane status tropical cyclone reach major hurricane status category saffir simpson hurricane scale slightly average season hurricane tropical storms landfall season caused deaths million million usd damage storm season dissipated october month official end season november activity months season limited tropical cyclogenesis second tropical depression season developing july following season active quick succession tropical cyclone development late july mid august atlantic briefly remained dormant activity resumed august development tropical depression hurricane august active month named storms september hurricanes activity october high average tropical cyclones form exist month following active october tropical cyclogenesis occurred final month season november season activity reflected cumulative accumulated cyclone energy ace rating categorized near normal slightly mean value 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 timeline tropical activity atlantic hurricane season tropical depression tropical depression formed weak low pressure area west jamaica producing scattered showers island preceding days depression moved cuba shortly forming convection located east poorly defined center headed florida absorbed approaching cold depression cause significant damage florida depression forecast ease drought conditions persisted years crossing cuba depression dropped heavy rainfall predictions stated precipitation amounts reach high greatest measured east havana heavy rainfall occurred south florida peaking national park depression affecting south florida national_weather_service issued urban flood statements warning flooded streets mainly low lying areas especially counties standing water florida caused automobile accidents especially accidents reported tropical storm arthur second tropical depression season developed july tropical wave nearly midway lesser antilles cape_verde depression slowly intensified eventually upgraded tropical days later july tropical crossed windward_islands chain noted storm landfall emerging caribbean_sea arthur reached nearly attained hurricane status july wind shear began increasing arthur weakening trend began peak intensity arthur headed caribbean_sea significantly weakened downgraded tropical depression july later day air_force reconnaissance satellite imagery low level circulation indicating arthur degenerated open tropical wave southeast kingston jamaica shortly arthur tropical storm july tropical storm warning issued trinidad hours later extended hours later tropical storm warnings discontinued arthur headed caribbean_sea tropical storm watches warnings issued hispaniola puerto_rico july tropical storm watches warnings discontinued arthur weakened tropical depression arthur landfall landslides occurred major bridge collapsed electrical water services significantly disrupted damage reported bridges damaged electricity telephone service disrupted crops affected addition arthur caused damage hotels hundreds houses wind gusts island reportedly reached mph arthur passed south puerto_rico reports strong winds heavy rainfall heavy rainfall reported south coast haiti arthur approached country hurricane tropical wave emerged coast africa interacting cold area low pressure developed subtropical depression july offshore north_carolina near cape_hatteras subtropical depression slowly acquired tropical characteristics reclassified tropical depression july following day national_hurricane_center upgraded depression tropical storm drifted northeast hurricane west southwest bermuda july continued parallel east_coast united_states experienced strong wind shear downgraded tropical storm later july july air_force reconnaissance flights reported hurricane force winds intensified hurricane time hurricane continued northeastward transitioned extratropical cyclone nova scotia august deaths attributed including crew members greek freighter perished canadian coast ship broke fatality caused person fell ship atlantic deaths people drowning north florida damage crops suspension bridge reported nova_scotia damage totaled million million usd million usd tropical storm approaching atlantic_canada tropical wave emerged atlantic west coast africa quickly developed tropical depression south cape_verde depression headed northwestward weakness subtropical ridge slowly intensified depression west cape_verde intensified august continued generally northwestward path significant change intensity occurred peaked mph shortly tropical storm later duration wind shear significantly increased causing low level circulation removed deep convection august weakened tropical depression result weakening tropical depression nearly stationary turned abruptly eastward following day dissipated east southeast bermuda hurricane diana tropical wave crossed atlantic_ocean entered caribbean_sea late july early august system entered southwest caribbean began develop august depression headed northwestward intensified upgraded tropical storm diana august tropical storm diana continued quickly intensify maximum sustained winds mph landfall occurred yucatán_peninsula diana weakened somewhat yucatán_peninsula tropical storm entered gulf_of_mexico gulf_of_mexico diana rapidly intensified hurricane august later day diana strengthened category hurricane peaked winds mph hours diana landfall near mexico intensity moving ashore diana rapidly weakened deteriorated tropical storm hours landfall august diana weakened tropical depression near mexico_city diana briefly entered august classified rapidly dissipated south end preparations diana tropical storm watches warning issued yucatán_peninsula areas gulf_coast mexico hurricane watches warnings effect crossing yucatán_peninsula diana produced near tropical storm force winds heavy rainfall damage fatalities mainland mexico fared worse torrential rainfall caused mudslides states veracruz result heavy rainfall houses destroyed approximately homeless diana produced high winds mexico toppled tree fell electricity poles leaving telephone service block roads addition remnants diana brought rainfall southwestern united_states contemporary reports indicated people killed additional people injured damage result diana estimated million usd million usd tropical storm frontal wave formed near azores early august thunderstorm activity grew near center deemed subtropical depression august east azores associated upper level cold low intensified subtropical storm august water temperatures cooler usually required tropical cyclogenesis tracking westward passed near weakening depression august depression executed small cyclonic loop developing deep organized convection near circulation late august transitioned tropical depression depression moved northeastward azores intensifying august shortly reached peak winds mph subsequently moved past northern azores august weakened depression status extratropical following day remnants dissipated august miles west portugal western azores reported winds mph island reported winds gusts mph air force base reported maximum wind gust mph tower island reported sustained winds mph gusts high mph recorded tropical storm august tropical wave developed seventh tropical depression season situated miles southwest cape_verde depression moved rapidly westwards intensified tropical storm status august later day depression began lose low level circulation deep convection diminishing result depression weak classify dvorak technique system degenerated tropical wave early august weakening tropical wave system quickly organized developed tropical depression hours later later day depression intensified upgraded tropical storm significant change intensity occurred tropical storm maximum sustained winds exceeded mph day landfall trinidad intensity trinidad significantly interacted south american mainland quickly dissipated august tropical storm august tropical storm warning issued trinidad simultaneously tropical storm watch came effect barbados passing windward_islands tropical storm watch discontinued hours dissipated tropical storm warning discontinued trinidad result heavy rains reported windward_islands light rainfall reported trinidad peaking addition wind gusts reported mph hurricane tropical depression developed tropical wave approximately east barbados august forming depression moved westward day intensified tropical storm following day tropical storm continued intensify headed west northwestward intensification hurricane occurred august storm began slowly curving northward influence trough reaching category intensity affected wind shear weakened eventually intensified hurricane ultimately peaked category hurricane august intense tropical cyclone season addition major hurricane atlantic year time attaining peak intensity began interaction nearby tropical storm attaining peak intensity august weakened nearly rate intensified deteriorated tropical storm september september transitioned extratropical cyclone south iceland initially appeared significant threat devastated hurricane hugo year prior result hurricane watches warnings issued august discontinued later day turned northward effects reported lesser antilles large swells light winds light rains following passage damage fatalities reported tropical storm ninth tropical depression season developed tropical wave west southwest cape_verde august depression headed west northwestward slowly intensifying establishing better defined upper level outflow august depression intensified upgraded tropical storm tropical storm steered nearly north influence upper level low later headed generally northwestward upper level low degenerated trough moved eastward intensification somewhat slow managed peak mph tropical storm august august nearby hurricane rapidly intensifying began significantly affect increasing vertical wind shear weakened storm tropical depression august weakening occurred dissipated august circa east southeast bermuda hurricane vigorous tropical wave exited west coast africa september quickly developed area deep convection defined circulation prompted classified tropical depression september time situated hundreds miles south cape_verde low latitude intensification slow system moved northwestward movement caused large mid level trough central atlantic september nhc upgraded depression tropical storm subsequently intensified faster rate hurricane september following day satellite estimates dvorak technique suggested peak intensity mph minimum barometric pressure mbar hpa inhg peaking entered region stronger upper level winds quickly weakened september deteriorated tropical storm intensification occurred shear decreased eye feature redeveloped center convection intensified hurricane september ultimately reached secondary peak intensity mph motion slowed briefly stationary remained hurricane days cooler waters weakening tropical storm september day extratropical east newfoundland ships came contact hurricane reported hurricane force wind gusts storm approached land duration damage casualties reported tropical depression september tropical depression formed midway africa tropical wave ship reconnaissance aircraft observations reported depression reached tropical storm strength strong upper level winds dissipated september system affected land hurricane tropical wave exited coast africa september convection tracked westward developing tropical depression september located miles west cape_verde intensifying depression turned northward weakness caused deepening mbar cut low near influence building high pressure area depression turned northwest later westward drift tropical storm september increased wind shear trough weakened storm tropical depression september remained weak days gradually turning north weak trough northwestern atlantic october high pressure area halted northward movement causing turn east day intensified tropical storm began execute small cyclonic loop approaching trough caused accelerate north northeastward favorable conditions intensified hurricane october existing nearly weeks intensified slightly october attained peak intensity later day maximum sustained winds mph minimum barometric pressure mbar hpa inhg large mid latitude storm began developing october accelerated east periphery system weakened tropical storm early october moving north mid latitude system tracking near mid latitude cyclone tropical storm transitioned extratropical storm october absorbed mid latitude cyclone later developed hurricane hurricane tropical wave developed october east depression rapidly intensified tropical storm classified tropical storm hours later area weak steering current drifting west northwestward october briefly intensified hurricane passed east later day following day weakened tropical storm weakening tropical storm began accelerate turning westward significantly affected wind shear weakened tropical depression north puerto_rico october later day deep convection began developed near low level circulation intensified tropical storm tracked northwestward near bahamas october absorbed area low pressure eventually develop passed close leeward_islands tropical storm watches warnings issued hurricane watches warning starting october addition tropical storm watches warnings issued british bahamas watches warnings issued discontinued october time absorbed area low pressure martinique flooding caused seven fatalities displaced people heavy rainfall occurred leeward_islands estimates high precipitation effects reported bahamas remnants brought large waves heavy rainfall southeastern united_states caused deaths dam burst south_carolina total caused fatalities million usd million usd damage hurricane cold core low affected stages developed surface subtropical storm october southeast newfoundland subtropical storm moved southwest slowly curved westward nearly intensifying hurricane october subtropical storm finally acquired tropical characteristics simultaneously tropical cyclone intensified hurricane classified hurricane hurricane headed rapidly west southwestward intensify past maximum sustained winds mph passing south bermuda later day began curve slowly northward avoiding landfall united_states east southeast cape_hatteras weakened tropical storm intensity weakening tropical storm curved northeastward accelerated atlantic_canada transitioned extratropical storm october offshore nova scotia post tropical cyclone landfall newfoundland soon posed threat bermuda hurricane warning storm approached gusty winds light rainfall reported continued westward posed significant threat east_coast united_states computer models predict northward curve result hurricane watches warnings issued south_carolina delaware later curved northward caused minor coastal erosion north_carolina rainfall pennsylvania began atlantic_canada transitioning extratropical cyclone storm reportedly caused strong winds nova scotia newfoundland damage total fatalities reported tropical storm dissipating new cold low developed cuba developed surface tropical depression october depression emerged quickly intensified tropical storm october tropical storm steadily intensified eventually peaked winds mph headed florida remained offshore western coast nearly landfall near florida october continued interact land weakened tropical depression actually making landfall near florida winds mph rapidly weakened land dissipated georgia later day dissipated added heavy rainfall brought southeastern states remnants hurricane depression final landfall officially counted tropical storm hit united_states circulation land landfall area florida preparations tropical storm warning issued nearly entire gulf atlantic coast florida florida caused flooding damage houses roads addition producing tropical storm force winds state notable impact remnants especially georgia south_carolina rainfall storm peaked near louisville georgia combination remnants caused heavy rainfall south_carolina causing dam burst leading fatalities fatalities caused remnants system caused deaths caused million usd million usd damage damage destruction residences georgia hurricane october vigorous tropical wave emerged coast africa near cape_verde despite semi favorable conditions wave develop initially embedded caused wave remain disorganized despite having deep convection days later wave reached lesser antilles split northern portion wave developed tropical depression sixteen october depression rapidly intensified tropical storm hurricane day receiving development increased slightly system reached peak intensity mph day dissipated heading southward october initially posed threat bermuda result hurricane watch issued late october weakened tropical storm october hurricane watch downgraded tropical storm watch furthermore began curve southeastward away bermuda later october tropical storm watch discontinued known effect rain small hurricane circulation probably wide storm receive naming began atlantic basin thirteen storms storm names following names named storms formed north atlantic names retired list season list season storms named time names assigned marked gray retirement retired names spring diana replaced season kyle season effects table storms affected regions deaths additional indirect example indirect death traffic accident storm related damage deaths include totals storm extratropical wave low
1990 Atlantic hurricane season