Usagi is the most powerful storm in the world so far this year . It 's with winds of 260 mph , equivalent to a Category 5 hurricane . The Central Weather Bureau issued a typhoon warning for the island , with heavy rain predicted , particularly in the east . People in the Philippines and Indonesia have issued hurricane warnings . ` ` It 's an incredible storm system , '' says a CNN weather reporter .
Usagi is the most powerful storm in the world so far this year . It 's with winds of 260 mph , equivalent to a Category 5 hurricane . People in the Philippines and Indonesia have issued hurricane warnings . ` ` It 's an incredible storm system , '' says a CNN weather reporter .