Kubekho ukwanda okuthe kratya kwemvula ngexesha lesigaba sokuqala somntla-mpuma wemonsoon ngo-2011-2020 kwaye inani lezehlo zemvula enkulu nalo lonyukile ngexesha lokuqala kwemvula, lutsho uphononongo olwenziwa ziingcali zemozulu eziphezulu zeSebe leMeteorological laseIndiya.
Uphononongo, izikhululo zaselunxwemeni ezili-16 kwibhanti ephakathi konxweme lwaseAndhra Pradesh, emantla, kumbindi nakumazantsi onxweme lwaseTamil Nadu. Ezinye zezikhululo zemozulu ezikhethiweyo yayiyiNellore, Sulurpet, Chennai, Nungambakkam, Nagapattinam kunye neKanniyakumari.
Uphononongo luqaphele ukuba imvula yemihla ngemihla iye yanda phakathi kwe-10 mm kunye ne-33 mm ekufikeni kwe-monsoon ngo-Oktobha phakathi kwe-2011-2020. Imvula yemihla ngemihla ngexesha elinjalo kumashumi eminyaka adlulileyo iqhele ukuba phakathi kwe-1 mm kunye ne-4 mm.
Kuhlahlelo lwayo malunga nokuphindaphinda kwemvula enkulu ukuya kwimvula enzima kakhulu kummandla, kubonakaliswe ukuba kuye kwaba neentsuku ze-429 zemvula enkulu kwizikhululo zezulu ze-16 ngexesha lonke elisenyakatho-mpuma ye-monsoon kule minyaka elishumi.
UMnu Raj, omnye wababhali besifundo, uthe inani leemvula ezinkulu zemvula zaziyientsuku ze-91 ngeveki yokuqala ukususela ekuqaleni kwemvula. Amathuba emvula enkulu phezu kwebhanti yonxweme anyuke ngamaxesha e-19 ngaphezulu ngexesha lesigaba sokumisela i-monsoon xa kuthelekiswa nesigaba sangaphambi kokuqala. Nangona kunjalo, iziganeko ezinjalo zemvula zinqabile emva kokurhoxiswa kwemonsoon.
Ukuqaphela ukuba ukuqala kunye nemihla yokuhoxiswa zizinto ezibalulekileyo ze-monsoon, uphando lwathi ngelixa ixesha eliqhelekileyo lokuqala lalingu-Oktobha 23, umhla wokurhoxiswa oqhelekileyo wawuyi-31 kaDisemba kwiminyaka elishumi. Ezi ibiziintsuku ezintathu nezine kamva ngokulandelelanayo kunemihla yomndilili wexesha elide.
Imonsoon yahlala ixesha elide kunxweme olusemazantsi eTamil Nadu de kwaba nge-5 kaJanuwari.
Uphononongo lusebenzise ubuchule be-epoch obuphezulu ukubonisa ukonyuka okubukhali kunye nokuncipha kwemvula emva kokuqala kunye nokurhoxa kwishumi leminyaka. Yayisekelwe kwidatha yemvula yemihla ngemihla phakathi kukaSeptemba noFebruwari efunyenwe kwiZiko leDatha yeSizwe, i-IMD, iPune.
UMnu Raj waphawula ukuba uphononongo lwaluyi-sequel kwizifundo zangaphambili ezijolise ekuveliseni idatha yembali malunga nokuqala kwe-monsoon kunye nemihla yokurhoxiswa kwexesha le-140 leminyaka ukususela ngo-1871.
Sisanda kuphuhlisa umthamo omncinci wokulinganisa imvula enganyangekiyo kwimvula efanelekileyo kwiindidi zokubeka iliso lokusingqongileyo, wamkelekile ukutyelela.
Igeyiji yokuvalelwa kwemvula
Ixesha lokuposa: Oct-10-2024