south west indian_ocean cyclone season south west indian_ocean cyclone season lasted longer normal storm forming september final storm dissipating average season tropical cyclones equivalent minimal hurricane tropical storms subtropical depression depressions including named basin defined area west south equator indian_ocean includes waters madagascar westward east coast africa tropical cyclones basin monitored time season officially went november april season began september formation northeastern portion basin month later formed northeastern portion basin season official start depressions formed december early january cyclone formed struck damaged houses killed people left missing storms active time middle january including moved madagascar gusty winds cyclone longest lasting strongest storm season brushed gusty winds light rainfall mid february tropical storm brought locally heavy rainfall reaching island east coast causing minimal rainfall southern coast active end february spawning tropical storms system cross madagascar season killed people country season ended cyclone second strongest storm season april cyclone seasonal summary season france office island issued warnings tropical cyclones basin agency estimated intensity dvorak technique warned tropical cyclones region coast africa south equator joint united_states navy united_states_air_force task force issued tropical cyclone warnings southwestern indian_ocean storms season lasted days average lasted longest days storms formed basin fairly evenly distributed season exception november storms originated named storms season names list remainder list storms moderate tropical storm september low pressure area persisted sumatra australian region east moved southwestward south west indian_ocean large ridge south system slowly organized tropical disturbance september day initiated advisories system tropical cyclone marked unusual event early storm formation september system named later assessed system reached tropical storm status previous day addition estimated system attained minute sustained peak winds mph september equivalent minimal hurricane named estimated peak minute sustained winds subsequently increased wind shear incurred weakening trough south stripped convection center building ridge trough turned west storm weakened depression october day discontinued advisories circulation continued generally west southwestward dissipating october north island moderate tropical storm active october spawning area disturbed weather east conjunction pre existing low pressure area convection quickly organized center tropical disturbance formed october day began issuing warnings system tropical cyclone trough south steered system south southwest following steady intensification disturbance tropical storm october reaching peak winds mph building ridge south increased wind shear causing quickly weaken discontinued advisories october circulation dissipated october tropical cyclone spawned area convection january near circulation developed system january southwest time tropical disturbance large ridge south steered system generally southwest disturbance intensified depression january date initiated advisories following increase convection depression intensified storm january turning south southwest strengthened tropical cyclone january developing eye day cyclone attained peak minute winds mph according estimated peak minute winds mph day eye crossed western portion utc exiting minutes later subsequently accelerated southeast cooler waters weakening process december cyclone weakened tropical storm status day extratropical dissipating days later early duration dropped rainfall interaction rains caused flooding mudslides storm produced high waves gusty winds moving produced strong wind gusts mountainous peaks reaching mph storm dropped rainfall entire island peaking hour period winds rainfall damaged crops houses caused power outages storm killed people island passage missing nearby mauritius dropped rainfall produced wind gusts mph storm cause damage severe tropical storm intensifying northeast monsoon spawned area convection conjunction low pressure area january system developed tropical disturbance initially circulation poorly defined moved coast turning southeastward organizing system intensified january reaching peak minute winds mph utc day time landfall northwestern madagascar hour period storm moved southeastward country remaining fairly organized initially appeared absorbed storm emerged madagascar coastline remained separate systems having weakened tropical depression status tropical storm january increased wind shear weakened convection storm dissipated january day remnants absorbed passing cold intensifying passing near produced wind gusts mph wind gusts madagascar reached mph later storm produced waves southwest coast intense tropical cyclone days formed spawned area convection january northeast portion basin day low pressure area formed diego january system developed tropical disturbance convection increased following organization system intensified january moving generally westward increasing wind shear prevented significant strengthening initially able intensify january january upgraded storm equivalent minimal hurricane day upgraded tropical cyclone status day estimated cyclone attained peak winds mph developed defined wide eye january estimated cyclone reached peak minute winds mph making strongest storm season time cyclone turned south large ridge maintaining peak winds january time eye large ragged passing halfway january passed east mauritius day increased wind shear caused marked weakening quickly destroying eye lowering winds tropical cyclone force january ceased existing tropical system remnants persisted days affecting south central indian_ocean february island produced peak wind gusts mph fringes storm affected mauritius producing peak gusts mph rainfall farther west produced gusts mph moderate tropical storm large low pressure area persisted february northern madagascar centered near country eastern coast moving southward later southeastward trough system developed tropical disturbance february slowly organized day began tracking system tropical cyclone upgraded system tropical storm february eye feature developed central dense overcast result upgraded system equivalent minimal hurricane day estimating peak minute winds mph estimated peak minute winds mph increased wind shear weakened longer tropical depression february remnants affected bringing localized heavy rainfall east coast recorded precipitation hours including fell hour southern portion island received minimal rainfall contrast moderate tropical storm circulation developed february south developed good outflow showed initial signs development february system weakened convection reorganized developing ragged eye circular rainbands system intensified tropical storm february small system madagascar coast attained tropical storm status late february storm attained peak winds mph shortly convection rapidly landfall northwestern madagascar near dissipating early february storm produced locally heavy rainfall reaching landfall track system moderate tropical storm remained active early march spawning tropical depression northern march failed organize increase convection march allowed system strengthen tropical storm day attained peak winds mph passing north island progressed southeastward approached western madagascar coastline circulation paralleled coast moving ashore march storm weakened land emerging open waters march southeastern madagascar briefly intensified tropical depression night lost tropical characteristics march remnants persisted days dissipating south march fifth depression season madagascar dropped heavy rainfall reaching areas caused river flooding southern madagascar storm left people homeless killed intense tropical cyclone period inactivity lasting slightly month tropics active early april spawned area convection northeastern portion basin association low pressure area developed tropical disturbance april day began tracking system tropical cyclone system moved west southwest ridge south gradually intensifying favorable conditions warm water temperatures april system intensified tropical storm given eye developed april indicating storm attained tropical cyclone status convection initially elongated symmetrical april corresponded peak minute intensity mph day time estimated peak minute winds mph tied strongest system southern hemisphere cyclone year agency trough region executed small loop turned southeast drift gradually increasing wind shear induced weakening causing eye dissipate april day weakened tropical cyclone intensity april convection stripped center day longer tropical disturbance remnants persisted april tropical cyclone low pressure area formed april southeast area convection failed organize tropical disturbance time classifying tropical cyclone system gradually organized moving southwestward despite late season system intensified tropical storm day attained tropical cyclone status upgrade based satellite imagery showing eye estimating peak minute winds mph estimating minute winds mph time peak intensity moving south area weak steering currents trough northwest storm caused convection rapidly diminish leaving center exposed thunderstorms moving northeast dissipated storm directly affect land indirectly caused increase rainfall storms addition named storms failed attain tropical storm status additional systems originated northeastern portion basin small area convection november moved westward convection center failing organize presence wind shear december system organized tropical disturbance days later passed north northern tip madagascar day intensified tropical depression status reaching peak winds mph increased wind shear weakened convection circulation dissipated december december tropical low developed australian basin northeast moved southwestward intensifying tropical storm named wind shear region prevented development storm crossed south west indian_ocean december time classified system tropical depression agency issued warnings tracked system december system dissipated southwest indonesia december cold exited southern african coastline accompanied low pressure area moved system produced large area convection warm water temperatures area low gradually organized december began tracking system southwest coast madagascar time convection began wrap center system produced gale force winds storm tracked generally southeast passing south madagascar intensifying gradually structure storm considered subtropical depression late december storm attained peak winds mph subsequently increased wind shear caused weakening subtropical storm continued southeast december approaching trough absorbed subtropical depression dissipated additional depressions developed january active end february february tropical disturbance formed low pressure area west moved quickly southeast intensifying tropical depression dissipating february absorbed trough day later disturbance formed near produced torrential rainfall reaching metres locations system moved westward intensifying tropical depression organization despite tropical storm system named march shortly landfall near madagascar dissipated day season effects table lists cyclones developed indian_ocean south west indian_ocean cyclone season includes intensity duration deaths damages
1992–93 South-West Indian Ocean cyclone season