Guguwar Bondo
 Guguwar Bondo | |
|---|---|
cyclone (en)  | |
| Bayanai | |
| Lokacin farawa | 15 Disamba 2006 |
| Lokacin gamawa | 28 Disamba 2006 |
Mahaukaciyar guguwar yanayi mai zafi Bondo ita ce farkon jerin guguwa shida masu zafi da suka yi tasiri ga Madagascar a lokacin guguwar tekun Indiya ta Kudu-Yamma ta 2006-07. Bondo ya ci gaba a ranar 15 ga Disamba a tsakiyar Tekun Indiya, yammacin Diego Garcia. Bayan ƙarfafawa zuwa matsakaicin guguwa mai zafi a ranar 18 ga Disamba, guguwar ta ƙaru da sauri yayin da take tafiya zuwa yamma, tana cin moriyar yanayin yanayi mai kyau. A cikin sa'o'i 18 da aka yi suna, Bondo ya ƙaru zuwa matsayi na cyclone na wurare masu zafi, ko kuma daidai da ƙaramin guguwa. Ofishin Météo-Faransa a kan Réunion (MFR) ya ƙiyasta iskar ƙoƙon mintuna 10 na 205 km/h (125 mph), kodayake Cibiyar Gargaɗi na Haɗin gwiwar Typhoon ta Amurka ta kiyasta iskar mintuna 1 mai ƙarfi na 250 km/h (155 mph). Yayin da yake kusa da kololuwar ƙarfi, Bondo ya wuce kudu da tsibirin Agaléga, kafin ya ɗan raunana kuma ya ratsa cikin rukunin tsibirin Farquhar na Seychelles, ya zama guguwa mafi ƙarfi da ta taɓa wannan rukunin cikin shekaru da yawa. Bondo ya juya kudu maso yamma, kuma bayan da ya buge arewacin gabar tekun Madagascar, guguwar ta afkawa kusa da Mahajanga a ranar 25 ga Disamba. Guguwar ta ci gaba da zuwa kudu, kuma MFR ta gano ta a karshe a ranar 28 ga Disamba.
Saboda ƙananan girmansa, iskar Bondo ba ta wuce kilomita 100/h (62mph) a Agaléga ba, duk da wucewa kusa da mafi girma. A cikin Seychelles, Bondo ya lalata gine-gine da ciyayi sosai akan Providence Atoll. Babban igiyar ruwa ya haifar da ambaliya a wasu wurare a cikin tsibiran. A Madagascar, Bondo ya kashe mutane 11 a lokacin da ta afkawa gabar tekun yammacin tsibirin. Guguwar mai karfin gaske da ta kai kilomita 155 a cikin sa'a daya (96 mph) a Mahajanga, ta lalata gine-gine tare da bar mutane kusan 20,000 suka rasa matsuguni.
Tarihin yanayi Wani yanki na convection, ko tsawa, ya ci gaba da kasancewa a yammacin Diego Garcia a tsakiyar Tekun Indiya a ranar 15 ga Disamba. A wannan rana, ofishin meteorological na Météo-Faransa a Réunion (MFR)[1] ya rarraba tashin hankali a matsayin Tropical Disturbance. Wannan ya faru ne saboda tsarin yana motsawa zuwa wani yanki na ƙananan iska. A ranar 18 ga Disamba, MFR ta haɓaka tsarin zuwa Matsakaici Storm Bondo. A wannan rana, Cibiyar Gargaɗi ta Haɗuwa ta Typhoon (JTWC) ta fara ba da shawarwari kan Bondo, suna zayyana shi Tropical Cyclone 05S.[2]
An tuƙa shi da wani tudu zuwa kudu, Bondo ya ƙaura zuwa yamma zuwa wani yanki mai dacewa don ƙarfafawa, gami da ƙarancin iska, ruwan dumi na kusan 29 ° C (84 ° F), da fitarwa mai kyau. A cikin sa'o'i 18 da aka ambaci sunansa, Bondo ya ƙaru zuwa matsayin guguwa mai zafi, ko kuma daidai da ƙaramin guguwa, kuma ya ci gaba da ƙaruwa cikin sauri. A ƙarshen 19 ga Disamba, JTWC ta kiyasta iskar mintuna 1 mafi girma na kilomita 250 / h (155 mph). A farkon 20 Disamba, MFR ya kiyasta iskar mintuna 10 mafi girma na 205 km/h (mph 125), yana mai da Bondo mummunar guguwa mai zafi. A 02:30 UTC a ranar, Bondo ya wuce kimanin kilomita 20 (mita 12) kudu da Agaléga, ɗaya daga cikin Tsibirin Mauritius. Duk da kusancin kusanci a kololuwar tsananin, ƙaramin girman guguwar ya kare iska mafi ƙarfi daga shafar tsibirin.[3]
Ƙarfafa juyar da iska da sake zagayowar bangon ido ya sa Bondo ta yi rauni, tun daga ranar 20 ga Disamba. A wannan rana, waƙar ta koma yamma-arewa maso yamma. A ranar 21 ga Disamba, Bondo ya wuce Providence Atoll da Farquhar Atoll, wani yanki na Tsibiran Waje na Seychelles. Ita ce guguwar da ta fi zafi a cikin shekaru da dama da ta afku a wancan bangare na Seychelles.[4] A ranar 22 ga Disamba, Bondo ya raunana zuwa matsakaicin guguwa na wurare masu zafi yayin da hanyarta ta koma kudu maso yamma. Guguwar ta sake tsananta sakamakon ruwan zafi, inda ta sake samun karfin guguwar a karshen ranar 23 ga watan Disamba kusa da arewacin Madagascar. A washegari, JTWC ta kiyasta ƙarfin kololuwar na biyu na kilomita 215/h (mph 135), yayin da MFR ta ƙiyasta kololuwar na biyu na 140 km/h (85 mph). Mu'amalar ƙasa da bushewar iska ya sa guguwar ta yi rauni kaɗan. Da misalin karfe 12:00 UTC a ranar 25 ga Disamba, Bondo ya yi kasa a arewa maso yammacin Madagascar kusa da Mahajanga a matsayin guguwa mai tsananin zafi. Guguwar ta yi rauni zuwa yanayin zafi yayin da take ci gaba da tafiya kudu ta cikin kasar. A ranar 26 ga Disamba, Bondo ya shiga tashar Mozambik. MFR ta ci gaba da bin diddigin lamarin na tsawon kwanaki biyu, inda Bondo ya kasance a gabar kudu maso yammacin Madagascar.[5]
Manazarta
[gyara sashe | gyara masomin]- ↑ Météo-France's meteorological office in Réunion (MFR) is the official Regional Specialized Meteorological Center for the South-West Indian Ocean, tracking all tropical cyclones from the east coast of Africa to 90° E.[1]
- ↑ Kenneth R. Knapp; Michael C. Kruk; David H. Levinson; Howard J. Diamond; Charles J. Neumann (2010). 2007 Bondo (2006350S07071). The International Best Track Archive for Climate Stewardship (IBTrACS): Unifying tropical cyclone best track data (Report). Bulletin of the American Meteorological Society. Archived from the original on 25 January 2019. Retrieved 24 January 2019
- ↑ Technical Report CS 28 Cyclone Season of the South West Indian Ocean 2006 – 2007 (PDF) (Report). Mauritius Meteorological Services. Archived from the original on 3 September 2020. Retrieved 24 January 2019.
- ↑ Denis hang Seng; Richard Guillande (July 2008). Disaster risk profile of the Republic of Seychelles (PDF) (Report). PreventionWeb. pp. 45, 46. Retrieved 24 January 2019
- ↑ Technical Report CS 28 Cyclone Season of the South West Indian Ocean 2006 – 2007 (PDF) (Report). Mauritius Meteorological Services. Archived from the original on 3 September 2020. Retrieved 24 January 2019.