Mu upangiri watsopano wapaulendo womwe udaperekedwa Lamlungu, dipatimenti yowona zakunja ndi malonda ku boma la Australia yakulitsa "chiwopsezo chachikulu" cha zigawenga zomwe zimachitika pa ndege zapanyumba ndi zapadziko lonse lapansi kulowa ndi ku United States.
Posonyeza chiopsezo chachikulu cha zigawenga, Dipatimenti ya US Homeland Security yalangiza System Threat Level Orange pa ndege zonse zapanyumba ndi zapadziko lonse, malinga ndi uphungu. "Ili pa Yellow kapena 'yokwezeka' m'magulu ena onse, zomwe zikuwonetsa chiopsezo chachikulu cha zigawenga."
Upangiri wapaulendowu unaphatikizansopo machenjezo okhudza nyengo yoipa komanso ziwopsezo kwa apaulendo pomwe aboma akulamula kuti New Orleans ichotsedwe chifukwa chakuwopseza kwa mphepo yamkuntho Gustav. Komabe, mphepo yamkuntho, yomwe ena adatcha kuti "mkuntho wazaka za zana," idafowoka Lolemba, ndikungopereka kachigawo kakang'ono ku New Orleans poyerekeza ndi kusefukira koopsa komwe Katrina adabweretsa zaka zitatu zapitazo.
"Kuli nyengo yoopsa, kuphatikizapo mphepo yamkuntho, yomwe ikukhudza gombe lakum'mwera chakum'mawa kwa United States," anawonjezera uphunguwo.
Pamene mphepo yamkuntho Gustav inadutsa Gulf of Mexico ndi mphepo yamkuntho ya 125 mailosi pa ola, inasiya Cuba, Dominican Republic, Haiti ndi Jamaica yomwe inagonjetsedwa ndi anthu 81, malinga ndi malipoti aposachedwa.
Zaka zitatu zapitazo, mphepo yamkuntho yotchedwa Hurricane Katrina inakantha US Gulf Coast, kupha anthu oposa 1,800 ndipo inawononga pafupifupi US $ 81 biliyoni ku New Orleans. Katrina ndiye ngozi yachilengedwe yowopsa kwambiri yomwe US idadutsamo pafupifupi zaka makumi asanu ndi atatu.
