Guguwar Bingiza

Guguwar Tropical Cyclone Bingiza ita ce kawai guguwar da aka kira don sauka a cikin lokacin guguwar guguwar Kudancin Yammacin Tekun Indiya na 2010-11. Na biyu na guguwa uku, Bingiza ya ci gaba a ranar 9 ga Fabrairu zuwa arewa maso gabashin Madagascar. A cikin 'yan kwanaki ya yi yawo gabaɗaya zuwa kudu maso yamma, ya kasa karuwa sosai. A ranar 12 ga Fabrairu, guguwar ta fara tafiya zuwa yamma yayin da yanayin muhalli ya zama mafi kyau. A cikin sa'o'i 24, Bingiza ya samo asali ne daga guguwa mai matsakaici zuwa guguwa ta wurare masu zafi tare da ido mai kyau. Bayan ya kai saman iska mai tsawo na minti 10 na  km / h (96 , guguwar ta koma bakin teku a arewa maso gabashin Madagascar a ranar 14 ga Fabrairu kuma da sauri ta raunana yayin da ta haye kasar. Bingiza ya fito ne a cikin Tashar Mozambique a matsayin rikici mai rauni na wurare masu zafi, kuma ya juya zuwa kudu don motsawa a yammacin Madagascar. Bingiza ya kai matsayin guguwa na wurare masu zafi kafin ya sauka na ƙarshe a kusa da Morondava, ya lalace ya zama raguwa a ranar 17 ga Fabrairu, kuma ya ɓace gaba ɗaya bayan kwana biyu.

A duk faɗin Madagascar, guguwar ta kashe mutane 34 kuma ta ji wa wasu rauni 13. Babban iskar ta lalata gidaje 2,464, wanda ya bar mutane 2,845 ba tare da gida ba. Bingiza ya fara shafar Gidan shakatawa na Masoala, ya lalata rabin ƙauyen kuma ya bar shi a ware. Hadari mai ƙarfi da ruwan sama mai yawa sun bar sama da 500 km2 (195 mi2) na amfanin gona da ya lalace, wanda ya kara Farashin abinci kuma ya yi barazanar rayuwar tattalin arziki na mutanen da abin ya shafa.

 Tarihin yanayi 
Asalin Cyclone Bingiza ya fito ne daga wani yanki mai ɗorewa na rikice-rikice a ranar 8 ga Fabrairu, kimanin kilomita  (550  arewa maso gabashin Réunion. A lokacin, Taron ya kunshi yaduwar da ba a bayyana ba, wanda ke cikin yankin da iska mai ƙarancin iska. Ya koma yamma zuwa tudun maso yamma tare da iyakar arewacin tudu, kuma a hankali ya zama mafi tsari a tsakiya. A ranar 9 ga Fabrairu, Météo-France (MF) ya rarraba tsarin a matsayin Tropical Disturbance 5,  kuma bayan sa'o'i shida ya inganta shi zuwa mummunan yanayi.  Ba da daɗewa ba bayan haka, Cibiyar Gargadi ta Hadari (JTWC) ta ba da faɗakarwar fashewar guguwa ta wurare masu zafi bayan da aka kara da fitarwa. Bayan karuwar matsalar a cikin guguwa mai matsakaici, MF ta shawarci Hukumar Kula da Yanayi ta Madagascar da ta kira guguwar Bingiza wanda suka yi marigayi a ranar 9 ga Fabrairu.

Bayan ya zama guguwa ta wurare masu zafi, Bingiza ya kasance a cikin wani yanki mai rauni, wanda ya haifar da jinkirin motsi zuwa kudu maso yamma."Tropical Cyclone 13S (Bingiza) Warning NR 001". Joint Typhoon Warning Center. 9 February 2011. Archived from the original on 3 December 2010. Retrieved 28 June 2011. Motsawar ta juya zuwa kudu a ranar 10 ga Fabrairu, tare da yanayin da ya dace da karuwa don kara karuwa. Bayan kwana biyu na kewayawa ba tare da karfafawa ba, Bingiza ya juya zuwa kudu maso yamma saboda ginin gini zuwa kudu maso gabas zuwa Madagascar. Kusan a lokaci guda, yanayin matakin sama ya fara ingantawa, wanda ya ba da damar convection ya karu da ɗaukar hoto. Dangane da ingantaccen bayyanar, MF ya inganta Bingiza zuwa guguwa mai tsanani a 06:00 UTC a ranar 12 ga Fabrairu game da    gabashin bakin tekun Madagascar. Daga baya a wannan rana ido ya bayyana a kan hotunan tauraron dan adam,  yana nuna farkon saurin zurfafawa. Marigayi a ranar 12 ga Fabrairu, MF ta inganta Bingiza zuwa tsananin guguwa na wurare masu zafi, wanda yayi daidai da guguwa ko guguwa. Tare da ƙananan iska da ruwa mai dumi, hukumar ta yi hasashen guguwar za ta kara karfi zuwa saman iskõki 10 na  km / h (121 mph ). Ci gaba da ƙarfafawa, Bingiza ya kai minti 10 na iska mai ɗorewa na  km / h (96  da wuri a ranar 13 ga Fabrairu. Hakazalika, JTWC ta kiyasta mafi girman iska mai tsayi na minti 1 na  km / h (115 , yana lura da ido mai kwangila  km (23  a diamita a cikin aiwatar da sake zagayowar ido.  

Duk da tsinkaye na farko, guguwar ta kasa karfafawa saboda hulɗa da Madagascar. Da farko a ranar 14 ga Fabrairu, Bingiza ya sauka a kan Masoala Peninsula tare da iskõki na akalla  km / h (93 . Ya fito ne a cikin Antongil Bay,  kafin ya koma bakin teku a arewacin Manambolosy . Da sauri ya raunana a kan ƙasa, kodayake ya haifar da ruwan sama mai yawa a gefen arewacinsa. Da farko a ranar 15 ga Fabrairu, Bingiza ya raunana zuwa mummunan yanayi. Cibiyar ta zama da wahala a gano ta a kan ƙasa,  kodayake ta fito cikin Tashar Mozambique a arewacin Besalampy a matsayin rikici na wurare masu zafi.  Bayan motsawa a kan ruwa, tsarin ya sami damar sake karfafawa saboda yanayin zafi na ruwa da shigowar. Da sauri ya sake shirya shi a cikin mummunan yanayi na wurare masu zafi,  kodayake an dakatar da ƙarfafawa bayan ya juya kudu a yammacin Madagascar saboda tudu a arewacinsa.  Ya sake komawa cikin tashar Mozambique, kuma Bingiza ya sake karfafawa cikin guguwa mai zafi a ranar 17 ga Fabrairu. Guguwar ta haifar da wani yanki mai ma'ana a kusa da tsakiya, da kuma ido mara kyau. Sake karfafawa ya kasance ɗan gajeren lokaci bayan Bingiza ya sauka na ƙarshe a kudancin Morondava a kusa da 13:30 UTC a ranar 17 ga Fabrairu. A wannan lokacin, yaduwar guguwar ta ɓace a ƙasa, kuma ragowarta ta bar tsibirin a ranar 19 ga Fabrairu, ta ɓace ba da daɗewa ba.

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