Mufananidzo - NOAA
Mwaka wedutu, kunyangwe uchitanga zviri pamutemo muna Chikumi 1 uye uchapera munaNovember 30, watove ne protagonist: 'Arlene', dutu remhepo inopisa. Izvo hazvina kukonzera chero kukuvara nekuumbwa kure nemakungwa nezvitsuwa, asi zviri kunyanya kurova kubvira yakagadzira mazuva makumi mana apfuura kusati kwamboitika.
Kunyangwe isiri yekutanga dutu remhepo inopisa mwaka usati watanga, mumakore achangopfuura matsva anga achiumbwa muna Kubvumbi nguva yega yega. Kusvika ikozvino, 'Arlene' anotora wechipiri kubva patine ma satellite.
Dutu redutu rakaumbika pamberi pechando rinotenderera rakayambuka Atlantic mukati maApril. Iyi sisitimu yakanga isina kurongeka kusvika Kubvumbi 17, nekuda kwekuungana kushoma kwaitanga kuitika mukati nekutenderera kutenderera; Kunyange zvakadaro, Yakanga isiri kusvika Kubvumbi 19 payakapedziswa kuronga uye yaigona kuverengerwa seyedropiki kushushikana 1 neNational Hurricane Center (CNH) pa15.00 UTC zuva rimwe chetero.
Zuva rakatevera, Kubvumbi 20, Zvakabva pakuva kushushikana kuenda kudutu rinopisa ravakatumidza kuti 'Arlene', ine mhepo yakanyanya yaive 85km / h kweminiti imwe, uye yakadzvanya 1mbar Sezvo zvaiumbwa kure nenzvimbo dzinogarwa, hazvina kukonzera kukuvara.
Mufananidzo - Mamiriro ekunze Chiteshi
Iyo 2017 dutu remwaka inotarisirwa zvakanyanyisa kupfuura yapfuura, maererano Global Weather Oscillations, ine madutu gumi nemaviri uye nemadutu anosvika matanhatu, ayo maviri kana matatu anogona kunge akakosha, kunyangwe hazvo El Niño chiitiko chinoramba chakarara.
'Arlene' ndiyo yekutanga cyclonic kuumbwa kwegore, munguva pfupi inotevera kuteverwa naBret, Cindy, Don, Emily, Franklin, Gert, Harvey, Irma, Jose, Katia, Lee, Maria, Nate, Ophelia, Philippe, Rina, Sean , Tammy, Vince, Withney.