pacific hurricane season pacific hurricane season active pacific hurricane season record officially started eastern pacific june central pacific lasted november dates conventionally period year tropical cyclones form northeastern pacific_ocean time season active record eastern north pacific tropical cyclones forming named reached hurricane intensity major hurricanes attaining category status higher saffir simpson hurricane scale time named storms record record broken seven years later recognized second busiest season basin surpassed exactly thirty years later season despite activity system landfall caused moderate damage death kansas surf caused minor damage hawaii resulted disruption threatened hawaii ended producing light rainfall minimal damage seasonal summary year tropical cyclones formed eastern north pacific north_america systems strengthened depression stage named total storms average seven average average total tropical cyclones named storms season active record breaking short lived record held pacific hurricane season pacific hurricane season broke surpassed record season active recently surpassed pacific hurricane season second active overall named systems peaked tropical storms hurricanes reached intensity major hurricanes attaining category strength higher saffir simpson hurricane wind scale season lasted days days longer pacific hurricane season days longer normal issued season previous season area responsibility international tropical cyclones formed stayed tropical depression life strengthened hurricane crossed northwestern pacific eventually returning central pacific expected normal season season got fast start storms formed activity picked significantly storms forming june including major hurricane middle july total storms formed tropical storm forming coast central_america roughly days weeks tropical storms hurricanes formed including major hurricanes august storms named early september total named storms developed hurricanes roughly weeks later additional named storms classified late september early october total storms formed mid october developed area responsibility list names exhausted forcing agency request emergency names cause high activity unknown year continued trend average season began hurricane season took place event tends pacific hurricane activity warm phase middle era pacific hurricane season near average storms investigated hurricane hunter aircraft july hurricane september flight hurricane storms lowest pressure recorded hurricane investigated september way hawaii hunters standby final flights season september hurricane terry storm located west coast baja california peninsula addition hurricane hunter aircraft national_weather_service satellite station provided basin adequate satellite converge earlier loss satellite goes west satellite west little effect operations enhanced infrared imagery especially useful determining cold core centers early season storms threat land notable storms season writer describing season worst year storm series storms affect hawaii hurricane produced waves south facing beaches rainfall light second storm affect state tropical storm dropped heavy rainfall slopes island chain early september hurricane came close require hurricane watch watch discontinued north storm produced high waves eastern days later generated high waves waves nearly high final storm affect hawaii hurricane fears repeat hurricane struck pacific hurricane season hurricane watch issued watch discontinued west later curved struck giving boats rough night storm landfall year destroyed hundreds homes later produced significant rainfall person killed kansas addition storms affected california tropical storm helped firefighters fires mid july second tropical storm brought light rainfall northern portion state late august storms tropical storm june area thunderstorms south acapulco developed increased size june organized considered tropical depression depression upgraded tropical storm shortly monthly weather review reported operationally started tropical depression database initial depression stage headed west days formation reached maximum intensity mph located south baja california peninsula slowly weakened moved weak upper level high weakened depression june low stayed depression continued west dissipated june cyclone gradually increased speed hurricane originated tropical disturbance south nicaragua tropical depression formed june south mexican coast shortly strengthened upgraded june reported intensified hurricane fluctuated intensity days intensify major hurricane category higher june reaching peak intensity day winds mph later day began weaken held hurricane strengthen june agency reported fell tropical storm intensity steadily weakening deteriorated tropical depression dissipating june tropical storm originated tropical disturbance moving moving westward northern edge wave developed tropical cyclone season utc june weak steering currents depression moved north south subsequently resulted small cyclonic loop utc june depression upgraded tropical storm time storm attained maximum sustained winds mph hours later weakened tropical depression storm accelerated somewhat quickly merging remnants utc june disturbance located south moved westward june june interacting upper trough disturbance strengthened following day developed fourth tropical depression season utc depression steadily intensified upgraded late june strengthened tracking west northwestward southern end deep layer ridge utc june storm reached hurricane intensity continued steadily utc july storm peaked mph category hurricane colder sea surface temperatures increasing vertical wind shear quickly weakened early july downgraded tropical storm later day storm weakened tropical depression utc july dissipated tropical storm began tropical disturbance west larger intense moving west water system designated tropical depression june shortly intensified tropical storm turning west northwest storm moved slightly warmer water despite strengthened mph winds entered warming responsibility july turning west beneath ridge rapidly weakened tropical depression status july shallow weak system turned slightly south west dissipated july despite weak intensity moisture carried system caused localized heavy showers july slopes night hours july tropical storm tropical disturbance moved westward warm sea surface temperatures july utc following day disturbance classified tropical depression centered miles south acapulco early july depression upgraded tropical storm moving parallel pacific_coast mexico approached hurricane status peaked mph tropical storm utc july storm began weakening short wave trough moved northern mexico caused increased wind shear tropical storm additionally colder sea surface temperatures west coast baja california peninsula weakened utc july dissipated time dissipation low located miles east tropical storm origins tropical disturbance formed south moving rapidly west northwest moderately warm water disturbance classified tropical depression time depression centered south acapulco july roughly hours later storm intensified slightly warrant upgraded tropical storm tropical moved northwest mph southwest high pressure area passing north attained maximum intensity mph evening july shortly peak began weaken rapidly combination strong wind shear waters utc thunderstorm activity dissipated weak low pressure area remained based downgraded tropical depression finally turned west ceased exist tropical cyclone july remnants storm brought light rainfall mountains valleys california helping fill dry large fires tropical storm tropical depression developed utc july initially depression tracked northward weak southerly flow associated upper level high centered near southern tip baja california sur utc july depression upgraded tropical storm storm reached maximum sustained winds mph time turned westward sea surface temperatures began weaken dissipated utc july hurricane originated tropical wave moved central_america southern mexico july located northern edge tropical depression formed july initially moving west depression turned west northwest upgraded tropical storm early july attained hurricane intensity days later hurricane remained category hurricane roughly day undergo burst intensification despite marginally warm ocean temperatures storm attained peak wind speed mph located roughly southwest cabo maintaining peak intensity hours turned northwest respectively began slow decline fell hurricane status utc july tropical storm downgraded tropical depression late july longer considered tropical cyclone july center dissipated fairly cold water hurricane tropical depression spotted early july located southwest san_diego situated warm waters depression attained tropical storm intensity couple hours later reached winds mph july roughly hours formation subsequently entered warning zone hurricane hunter aircraft investigated july upgraded hurricane status continuing rapidly intensify hurricane hunter aircraft discovered reached peak wind speed mph estimated central pressure mbar inhg operationally believed peaked category hurricane shortly peak environment rapidly evening july longer major hurricane hurricane resumed westerly course assessed tropical storm july passing south island chain dissipated july july high surf advisory issued east facing shores hawaii subsequently hurricane watch issued day roughly hours watch issued cancelled small craft advisory remained effect resulted surf peaking midday july rainfall storm generally light secondary roads lead beaches closed tropical storm kevin tropical wave crossed july developed tropical depression utc july tracking west northwestward mph depression slowly intensified upgraded tropical storm kevin utc july crossing marginally warm sea surface temperatures kevin maintained tropical storm intensity tracking westward august vertical wind shear began increasing generated upper level trough result kevin weakened tropical depression utc august dissipated hours later tropical storm tropical wave formed july fairly warm water moving west northwest system declared tropical depression far land day tropical storm later july relatively weak cyclone peaked moderate tropical storm utc july shortly peak tropical storm began weaken cooler waters increased wind shear began weaken downgraded tropical depression august days later passed area responsibility entering warning zone tropical depression moving slowly northwest hours tropical depression began intensify august storm regained tropical storm status subsequently reaches secondary peak winds mph remained tropical storm hours started weaken august downgraded tropical depression early day turned west influence northerly trade winds depression came hawaii dissipating early august heavy showers associated outer low fell slopes rainfall totals recorded tropical disturbance crossed coast el_salvador entered pacific_ocean august moving westward sea surface temperatures disturbance developed tropical depression fourteen utc august centered southwest acapulco tracking west northwestward mph depression upgraded utc august strengthening occurred hurricane utc august hours hurricane weakened tropical storm began tracking colder sea surface temperatures early august weakened tropical depression dissipated later day utc tropical storm tropical disturbance detached august tracking area sea surface temperatures disturbance slowly intensified reported system developed tropical depression utc august initially depression remained weak utc august upgraded tropical storm turned northwestward deep layer low pressure area offshore california time storm began weaken decrease sea surface temperatures weakened tropical depression august began dissipate utc august waters low level clouds began enter storm circulation high level outflow associated storm moved northward eastward resulting light rainfall august hurricane originated disturbed south acapulco august extremely warm waters moving slowly west reported tropical depression formed august depression attained tropical storm status day subsequently began rapidly intensify turning northwest hurricane south southwest headed west northwest reached peak intensity moderate category hurricane late august winds mph hurricane moved slowing west beneath ridge progressively cooler waters weakened tropical storm august degenerated tropical depression afternoon tropical depression suddenly turned north upper level west_coast hostile conditions caused system cease exist tropical cyclone early august miles west southwest san_diego california hurricane small westward moving area thunderstorm activity 17th cyclone season turning southwest upper level high baja california low near southern coast mexico depression intensified tropical storm couple day cyclone turned west west northwest slowly strengthening despite underneath warm waters attained hurricane intensity september subsequently turned south peaking intensity moderate category hurricane system crossed area responsibility remained hurricane intensity days shortly began weaken turn northwest away hawaii interaction trough hurricane north environment strong wind shear result rapid weakening hurricane downgraded tropical storm late september tropical depression north islands day ceased exist tropical cyclone evening hours september remnants moved northwest area low pressure recognizable circulation low level flow visible days drifted westward far north threatened islands prompt issuance hurricane watch september time officials drew plans evacuate coastal residents people asked emergency preparations instead turned away islands watch cancelled cause high surf east facing shores islands surf measured coastlines result roads temporarily closed washed debris tropical storm skip origins skip disturbance passed south hawaii late august monitored disturbance days classified tropical depression august crossed international day western pacific typhoon initially moving west depression upgraded utc september tropical upper trough steered tip north later northeast underwent strengthened phases skip reached typhoon intensity occasions september second september system subsequently skip rapidly weakening gaining extratropical features shortly skip declared extratropical despite producing hurricane force winds typhoon briefly threatened hurricane tropical wave moved slowly westward warm waters south moving westward upgraded low tropical depression eighteen utc september depression upgraded tropical storm midday september initially intensification slow storm attain hurricane status low located away land hurricane began intensify rapidly early day assessed intensity category status shortly reached peak intensity mph operationally believed stronger winds mph equivalent category strength following path similar days earlier powerful hurricane moved northwest weakening trend commenced september hurricane began rapidly deteriorate september tropical storm merged trough weak low level circulation persisted days early forecasts noted uncertainty storm path noted potential threat hawaii hurricane approached islands coming close require high surf advisory hurricane turned north sooner surf rise somewhat hurricane late evening september large intense area thunderstorm activity formed near guatemala el_salvador coast thunderstorm developed circulation hours later upgraded tropical depression miles south mexican coast turning west northwest waters depression upgraded tropical storm early september utc september winds increased mph upgraded hurricane turned west quickly intensified reaching category status later day bypassing category stage utc september peaked intensity winds mph moving west additional hours subsequently began sharp turn northwest later west northwest intensifying trough west coast baja california slowly weakened utc september hurricane hunter aircraft hurricane standby hawaii aircraft penetrated twice reaching mbar hpa inhg level measured surface winds mph surface pressure mbar hpa inhg eye reportedly open west low level banding eye diameter shortly flight cyclone began turn west weaken waters downgraded tropical storm day storm briefly regained minimal hurricane status utc september weakened tropical storm roughly west baja california peninsula sea surface temperatures weakened tropical depression september dissipated days later hurricane terry tropical wave moved nicaragua september moving rapidly west circulation evident tropical depression developed utc september twentieth season system turned northwest subsequently depression upgraded tropical storm terry hours formation approximately south acapulco early september terry attained hurricane status terry quickly reached category status briefly reached category intensity peaking winds mph september south shortly peak cold trough moved southward baja california steered hurricane terry northward cooler waters weather reconnaissance aircraft investigated weakening terry utc september storm west southwest peninsula flights second flight suggested hurricane poorly defined eye combination cooler water increased wind shear took toll terry system weakened tropical storm utc september west baja california peninsula tropical depression early following day utc terry dissipated center dissipated west southwest san_diego hurricane point time predicted landfall central baja california threaten san_diego occur tropical storm disturbance emerged northern september utc following day developed tropical depression initially depression tracked northwestward response strong upper level trough centered northern baja california crossing area sea surface temperatures excess depression able strengthen tropical storm utc september influence hurricane terry upper level high pressure turned west southwest eventually southward tracking south storm entered caused weaken indistinguishable downgraded tropical depression september shortly dissipating utc day hurricane tropical depression formed disturbance october favorable environment warm waters rapidly intensified reaching tropical storm intensity day formed tropical storm began turn north located miles south baja california sur upgraded category hurricane trough started curving mexican coast shortly peaking category hurricane landfall southwest rapidly dissipated land eventually merged cold prior arrival standby event flooded deaths injuries reported farmland houses destroyed bursts banks flooding neighborhoods telephone service cut communications tower blown total people left homeless state combination cold contributed major flooding kansas forced rivers creeks overflow banks indirect death reported roughly people evacuated homes town kansas_city produced water roads nearby homes received extensive damage county fire department freed trapped people rising flood waters flash floods affected southern new_mexico rainfall associated damage estimated million usd crops roads buildings rain comparable hurricane origins tropical disturbance south southeast hawaii october tropical disturbance developed tropical depression located south southeast hawaii october difficult observe satellite imagery upgraded tropical storm early october continuing intensify storm tracked northwestward following similar path hurricane hurricane october attained hurricane strength turned north october attained peak winds mph entered area weaker steering currents nearby trough caused concern noted continued path result hurricane moving island chain instead turned northwest steady pace instead moved passing west near time reconnaissance aircraft measured winds mph pressure mbar hpa inhg passing island chain storm finally weakened accelerated north curved northeast transitioning extratropical cyclone october fears repeat hurricane hurricane watch issued hawaii officials moved beach equipment away beach preparation hours hurricane watch issued dropped moved away islands alongside cancellation high surf advisory hurricane produced waves south facing beaches passing leeward_islands weather station recorded winds mph gusts mph pressure mbar hpa inhg fishing boats spent tough night high waves seas vessel partially disabled broken rudder required assistance vessel reported winds hurricane force fishing vessels near easier time weaker left hurricane hurricane tropical depression developed utc october southwest quadrant quasi stationary deep layer mean anticyclone depression moved generally westward slowly strengthened tropical storm hours tropical cyclone storm curved northwestward gradually intensified late october upgraded hurricane rapidly deepened peaking mph category hurricane utc october decreasing sea surface temperatures immediately began weaken shortly storm curved eastward later followed south southwestward turned early october later day downgraded tropical storm utc november storm weakened tropical depression briefly strengthened tropical storm utc november quickly weakened tropical depression hours later weakening tropical depression circulation disorganized difficult locate early november depression curved southwestward utc november dissipated tropical depressions tropical cyclones reach tropical storm strength weak disturbance began develop northern july convection increased circulation formed system upgraded tropical depression utc july deep convection quickly began diminish early following day depression dissipated tropical depression develop area responsibility developed disturbance embedded trade wind flow south south tropical depression declared august system appeared intensifying moving rapidly west northwest increased wind shear trough elongated area low pressure took toll storm weakened august near lack defined atmospheric circulation storm ceased exist tropical cyclone days formation area convection developed tropical depression utc october depression separated despite sea surface temperatures excess depression strengthen following day center ill defined difficult locate satellite imagery convection began decreasing result depression estimated dissipated utc october month later weak disturbance located southwest southern tip baja california sur developed circulation system promptly classified tropical depression utc november depression drifted slowly southward mph shortly curving west southwestward depression turned north northwestward dissipated later november storm names following names named storms formed eastern pacific names retired season list season added names storms named kevin terry time previously seasons respectively level activity names added season list usage storm formed central pacific receive reached west pacific later added names permanent lists names added numbered years
1985 Pacific hurricane season