atlantic hurricane season atlantic hurricane season average atlantic hurricane season produced tropical cyclones named storms hurricanes major hurricanes officially began june ended november dates conventionally period year tropical cyclones develop atlantic basin season tropical cyclone tropical depression developed final storm dissipated november intense hurricane bill powerful cape type hurricane affected areas leeward_islands newfoundland season featured lowest number tropical cyclones season system landfall united_states forming interaction tropical wave upper level low landfall florida panhandle maximum sustained winds mph quickly dissipating alabama storm killed people caused usd damage pre season forecasts issued called fourteen named storms seven hurricanes expected attain major hurricane status later issued initial forecast predicted fourteen named storms seven hurricanes major hurricanes revisions projected number named storms agencies lowered forecasts middle season storms landfall directly affected land outside united_states tropical storm brought substantial rainfall totals caribbean islands including puerto_rico led minor street flooding hurricane bill delivered gusty winds rain island newfoundland tropical storm affected state north_carolina affected lesser antilles poorly organized tropical system hurricane fred affected developing tropical cyclone tropical storm grace briefly impacted azores northeast forming storm record season final storm affected portions central_america bringing significant rainfall extratropical cyclone seasonal forecasts forecasts hurricane activity issued hurricane season noted hurricane experts associates separately forecasters team led gray defined average number storms season tropical storms hurricanes major hurricanes storms reaching category strength saffir simpson hurricane scale ace index defines season normal near normal normal combination number named storms number reaching hurricane strength number reaching major hurricane strength ace index pre season forecasts december team issued extended range forecast season predicting average activity named storms hurricanes category higher ace index april team issued updated forecast season predicting near average activity named storms hurricanes category higher ace index citing possible cause high probability weak forming season issued forecast season predicting near slightly average activity named storms hurricanes category higher midseason june team issued updated forecast season predicting slightly average activity named storms hurricanes category higher ace index june issued atlantic hurricane season forecast forecast predicted named storms including hurricanes ace index june issued forecast tropical storms july november period chance number range predicted ace index chance index range august team updated forecast season predicting slightly average activity named storms hurricanes major hurricanes august updated forecast season predicting average activity named storms hurricanes major hurricanes season summary season tropical cyclones affected land actually landfall united_states experienced years hurricanes making landfall country basin people killed tropical cyclone related incidents total losses reached roughly million damage resulted hurricane bill caused severe beach erosion east coast united_states united_states tropical cyclones killed people caused roughly million damage lesser antilles tropical storms brought moderate rainfall islands resulted little damage atlantic atlantic_canada bermuda cape_verde islands wales affected tropical cyclones remnants canada hurricane bill produced widespread moderate rainfall nova scotia newfoundland leaving roughly million losses hurricane produced tropical storm force winds bermuda hurricane fred briefly impacted southern cape_verde islands bypassed islands early existence azores wales affected areas recorded minor effects overall season activity reflected low cumulative accumulated cyclone energy ace rating lowest low number storms season short lived overall ace value ranked average totaling hurricane bill responsible ace value august average 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 subtropical cyclones excluded total storms tropical depression mid frontal boundary stalled near bahamas slowly degenerated area low pressure developed tail end decaying cold near northern bahamas tracking northward low gradually developed moved north_carolina deep convection developed small area low pressure system leading national_hurricane_center classifying system tropical depression depression moved warm waters following hours allowing maintain convection moving hostile environment characterized strong wind shear cooler waters late system degenerated remnant low hours later south southeast halifax absorbed warm tropical cyclone depression impact land precursor system brought scattered rainfall increased winds parts north_carolina coastline damage tropical depression tropical depression northernmost forming tropical cyclone atlantic history subtropical cyclones formed equally far north marked consecutive year pre season tropical subtropical cyclones basin tropical storm formed area low pressure associated tropical wave august briefly attained tropical storm intensity august weakening depression following day system degenerated non convective remnant low tracked westward august depression roughly east leeward_islands early august storm attained tropical storm status time named reaching peak intensity winds mph barometric pressure mbar hpa inhg storm began weaken increasing wind shear unusually fast movement post storm analysis discovered degenerated tropical wave august reaching numerous tropical storm watches issued lesser antilles puerto_rico dominican_republic august islands took minor precautions storm including evacuated residents flood prone areas ahead storm dominican_republic officials took preparations setting relief agencies setting shelters impact minimal mainly consisting light moderate rainfall puerto_rico causing street flooding forcing evacuation schools high winds associated storm downed trees power lines leaving roughly residents power hurricane bill tropical depression new tropical depression developed early august southwest light wind shear warm waters allowed depression steadily intensify tropical storm bill later day august bill attained hurricane status midway eventually hurricane attained peak intensity category storm roughly east northeast leeward_islands storm attained maximum winds mph highest storm season weakening slightly turned north large storm passed roughly west bermuda category hurricane weakening took place bill brushed southern coast nova scotia following day shortly making landfall newfoundland bill weakened tropical storm accelerated storm eventually transitioned extratropical cyclone moving north atlantic absorbed larger non tropical low august people killed storm large swells maine florida hurricane came close warrant tropical cyclone watches warnings canada bill tropical storms active august large life threatening swells produced storm impacted north facing coastlines puerto_rico hispaniola hurricane bill approached bermuda coasts north_carolina waves averaging height impacted beaches long_island beach damage severe areas damage worse hurricane new_york severe beach erosion caused storm resulted million losses tropical storm day formation hurricane bill season named storm developed august forming tropical wave upper level low pressure system quickly intensified tropical storm offshore south florida afternoon storm attained winds mph steadily tracked florida panhandle early august center landfall hours landfall storm weakened tropical depression took primary responsibility storm system quickly dissipated noted alabama august national_hurricane_center issued tropical storm warnings florida coastline residents counties advised evacuate storm surge prone areas tropical produced moderate rainfall portions florida georgia alabama august people killed offshore amidst rough seas storm tornado spawned storm damaged homes leaving damages additional damages coastal property beaches amounted result tropical storm time remnants hurricane bill dissipated northern atlantic new tropical storm developed near bahamas august system immediately declared tropical storm advisory moved general northwestward direction attained peak winds mph high wind shear turning northward storm weakened eventually absorbed low pressure system east coast united_states early august high waves killed boy tropical storm september season fifth named storm formed east lesser antilles forming storm attained peak intensity winds mph persistent wind shear prevented system intensifying resulted storm convection completely displaced center circulation time passed guadeloupe september entering caribbean_sea briefly regained strength fully strong shear system eventually dissipated september south puerto_rico damages minor island received inches rain hurricane fred days dissipated new tropical depression formed southeast september depression rapidly intensified environment low wind shear high sea surface temperatures receiving fred september storm quickly developed eye feature upgraded hurricane roughly hours named hour span storm winds increased mph peak mph reaching intensity fred strongest storm record south east atlantic basin long intensification ceased began weaken dry air system september storm nearly stalled northwest weakened tropical storm following day fred degenerated remnant low taking westward track atlantic remnants fred persisted nearly week nearly tropical depression times low eventually dissipated september south bermuda tropical depression late september new defined tropical wave moved west coast africa atlantic_ocean september system developed sufficient deep convection nhc classify tropical depression time depression attained peak intensity winds mph minimum pressure mbar hpa shortly wind shear decreasing sea surface temperatures caused depression weaken system degenerated remnant low september trough low pressure tropical storm grace originating extratropical cyclone east newfoundland september precursor tracked southeastward azores gaining subtropical characteristics executing loop october deep convection wrapped small circulation center developed larger cyclone october smaller low developed tropical storm situated near northeastern forming atlantic tropical cyclone record storm quickly turned northeastward intensified developing eye like feature attained peak winds mph minimum pressure mbar hpa inhg weakened increasingly colder waters began merging approaching frontal boundary early october grace transitioned extratropical cyclone dissipating later day near wales grace passed storm little known effects europe system remnants brought rain countries including portugal united_kingdom belgium fatalities linked grace overall damage minimal tropical storm tropical wave left coast africa october moving westward intermittent showers thunderstorms october system better organized low pressure area formed thunderstorms displaced east center circulation probability development high disturbance tropical depression utc october east lesser antilles operationally storm designated tropical cyclone later october immediately declared tropical storm affected strong wind shear remained disorganized center located western edge convection moving northwestward intensified slightly peak winds mph october convection increased shortly wind shear grew stronger october storm weakened tropical depression structure disorganized low level hours weakening depression degenerated remnant area low pressure remnants continued northwestward turning west southwest ridge october storm circulation dissipated near hispaniola having impacted land hurricane final storm season formed southern caribbean_sea november slow moving system quickly developed tropical storm favorable environment neared coastline nicaragua hours moving land attained hurricane status winds reaching mph hours moving inland weakened tropical storm tropical depression turned northward november depression entered caribbean_sea quickly intensified early november system attained hurricane intensity rapidly intensified warm waters attained peak intensity category hurricane early day winds mph moved long reaching intensity quickly weakened tropical storm entered gulf_of_mexico despite strong wind shear storm briefly attained hurricane status time near southeastern louisiana coastline quickly weakening tropical storm shortly moving inland southern united_states transitioned extratropical cyclone remnants persisted november time low dissipated remnant energy provided energy system powerful easter causing significant damage resulting storm came known southern caribbean hurricane caused roughly million damage nicaragua destroying numerous homes leaving estimated people homeless produced significant rainfall portions western cuba areas recording rain storm passage united_states hurricane subsequent easter caused substantial damage mainly person killed drowning rough seas killed incidents related easter overall systems caused nearly million damage country storm names following names named storms north_atlantic names marked gray list season exception fred replaced juan respectively names fred atlantic storms time course season names retired year list season season effects table storms formed atlantic hurricane season includes duration names landfall denoted bold location names damages death totals deaths additional indirect example indirect death traffic accident related storm damage deaths include totals storm extratropical wave low damage figures usd
2009 Atlantic hurricane season