<prompt> Bhala okuqhubekayo kwalesi sigaba - UIrma wabeka amarekhodi amaningi ngobukhulu, ikakhulukazi ezindaweni ezisempumalanga, isikhathi asichitha esesimweni esinjalo, kanye nobuningi baso lapho sifika ezweni. Lapho u-Irma efinyelela ku-Category 5 ngamandla omoya we-175 mph 280 km h ngo-11:45 UTC ngoSepthemba 5 ku-57.7W, waba yisiphepho sase-Atlantic esisempumalanga kakhulu salokhu kuqina okurekhodiwe, edlula iSiphepho uDavid sika-1979. Ngo-00:15 UTC ngoSepthemba 6, i-Irma yafinyelela esiqongweni sokuqina nemimoya enamandla kanye nengcindezi encane ka-0.3 C. Lokhu kuyilinganisa neSiphepho uMitch sango-1998 neSiphepho uRita sango-2005 njengesiphepho sesithupha esinamandla kunazo zonke e-Atlantic ngesivinini somoya. Kunezinye iziphepho ezinhlanu kuphela e-Atlantic eziqoshwe ngesivinini somoya esiphezulu kune-Irma: Isiphepho u-Allen sika-1980, esasinomoya omkhulu oqhubekayo ongama-190 mph 305 km h, kanye nesiphepho soSuku Lwabasebenzi ngo-1935, iSiphepho uGilbert sika-1988, iSiphepho uWilma sika-2005, kanye neSiphepho uDorian sika-2019, zonke ezazinomoya ophakeme ongama-185 mph 295 km h. Ngaleso sikhathi, u-Irma wayebuye abe yisiphepho esinamandla kunazo zonke ezake zaqoshwa e-Atlantic Ocean ngaphandle koLwandle lweCaribbean kanye neGulf of Mexico; kamuva yadlulwa yiSiphepho uDorian, futhi kwakuyisiphepho esinamandla kunazo zonke e-Atlantic kusukela uWilma ngokwemimoya ephakeme kakhulu, futhi kwakunzima kakhulu ngokuya ngokucindezela kusukela uDean  <response>: ngowezi-2007. Ngaphezu kwalokho, i-Irma yathola esinye sezikhathi ezinde kakhulu zomoya onamandla wesigaba 5, kanye nenkomba yesithathu ephezulu kakhulu yokuqoqwa kwamandla wesiphepho i-ACE yesiphepho esishisayo e-Atlantic basin, ngenani lamayunithi angu-64.9. Yisiphepho iSan Ciriaco sango-1899 kuphela nesiphepho u-Ivan ngo-2004 esafinyelela amanani aphakeme. 