Yayiyini isivunguvungu esibulalayo sonke isikhathi? Okubi kakhulu? Yisiphi isimo esiye sithatha isivunguvungu esiqondile kunazo zonke? Kangaki, ngokwesilinganiso, ingabe iziphepho ezinkulu zihlasela i-US? Ngize ngezibalo ezithile namaqiniso angase akumangele. Uyini ulwazi lwakho lwephepho?
Yayiyini isivunguvungu esibulalayo esibhalwe phansi?
Isiphepho se-1900 sigxila eGalveston, eTexas kwabulala abantu abangu-8 000. Isiphephelo sesigaba sesine, sashaya lesi siqhingi ngezinomoya ezinamamitha angu-140 ngehora.
Njengoba kungekho radar, ukulandela, noma ukubikezela, kwakungekho amalungiselelo okwenzelwa isiphepho. Ukuphakama okuphezulu eGalveston ngo-1900 kwakungu-8.7; i-15.7 esiphezulu isiphepho sagubha amakhaya namabhizinisi afana nolwandle. Kwabiza amaRandi ayizigidi ezingu-20 ngaleso sikhathi; ngemali yanamuhla, umonakalo wawuyobiza imali eyizigidi ezingu-700 zamaRandi. Ngemva kwesiphepho, uGalveston wakhulisa udonga olwandle futhi wandisa ibanga lesi siqhingi ukuvimbela ukuphindaphinda kwalesi sigameko.
Yayiyini isivunguvungu esibi kunazo zonke ekurekhodini?
Njengoba iningi laseFlorida lizokhumbuza, isivunguvungu esibi kunawo wonke sasiyi-Hurricane Andrew. U-Andrew wabulala ngo-1992 futhi wabhidliza izindawo zaseHomestead neziningizimu zaseMiami-Dade ezinomoya oqinile wamahora angaphezu kuka-156 ngehora. Ukulimala okulinganiselwa kwezindleko kwakuyi $ 26.5 billion. Ngemuva kokubikezela kwezinsuku ukuthi isiphepho sithatha inkambo yasenyakatho, abantu abaningi eMiami naseHomestead babengakulungele ukushintsha endleleni eyathathwa ngeHomestead Air Force Base kanye ne-Country Walk endaweni.
Ukwakhiwa kwe-Post-Andrew kwakunezindinganiso ezihluke kakhulu, kufaka phakathi izivunguvungu ezidingekayo lapho kuthengisa ikhaya elisha.
Yayiyini isiphepho esinamandla kakhulu esishaya i-US?
Ngempelasonto yeSonto Lomsebenzi Ka-1935, isiphepho sashaya iFlorida Keys. Ngenkinga yokubeka amarekhodi ukucindezelwa kwe-barometric ephansi ka-892 mb, isiqhingi esincane sase-Islamorada sasinethuba elincane lokugwema ukuqothulwa.
U-390 ushonele emcimbini, njengoba amaKhokhi ayengakahlali kakhulu. Imigwaqo, izakhiwo, ama-viaducts, amabhuloho kanye nomgwaqo wawuqedwa ngokuphelele. Imvuthwandaba Yosuku LwabaSebenzi olusungulwayo kuthiwa selifinyelele ngamamayela angaba ngu-200 ngehora.
Ziningi kangakanani izivunguvungu ezinkulu ezihlasela e-US?
Ngokwesilinganiso, isivunguvungu esikhulu (cat 3-5) sithatha njalo eminyakeni emithathu; kuzo zonke izigaba, iziphepho eziyisihlanu zenzeke phansi njalo eminyakeni emithathu. Ngokwesilinganiso, isiphepho se-cat 4 noma ngaphezulu sezingxabano kanye kuphela eminyakeni eyisithupha. 2004 bekuyi-anomaly.
Yayiyini isivunguvungu esikhulu kunazo zonke esimweni erekhodiwe e-Atlantic?
Ngo-1995, iziphepho ezingu-11 zabhalwa e-Atlantic. Iziphepho eziqanjwe ngamagama ziye zafika kuze kufike iSiphepho Tanya. U-Allison, uDean, u-Erin, uGabrielle, uJerry, u-Opal noRoxanne benza konke okwenzekayo e-US.
Ngekhulu lama-20, zingaki iziphepho ezishaya e-US?
Iziphepho ezingu-158 zahlasela i-US kuzo zonke izigaba; Amaphesenti angu-64 alawa yiziphepho ezinkulu, izigaba 3-5. IFlorida yayinezindawo zokungcebeleka ezingaphezu kuka-57, iningi lala lalisenyakatho-ntshonalanga nasempumalanga-mpumalanga. I-Texas yafika yesibili nge-36, kanti eLouisana neNorth Carolina zibopha okwesithathu ku-25 ucezu.
Iyini inyanga ehamba phambili kunazo zonke e-US ukuze kuqhume umkhuhlane omkhulu?
Ngokude, uSeptemba unayo; Izikhukhula ezingu-36 kwezikhulu ezingu-64 zahlasela ngo-September.
Inyanga ehamba phambili kunazo zonke ngo-Agasti, eneminyaka engu-15 kuphela.