With winds reaching a speed of up to 165 mph, the typhoon, dubbed as the world's strongest storm of the year, had made landfall in the Philippines on Saturday
Over 400 flights at two airports in China's southernmost island Province of Hainan with all coastal resorts and schools closed as Typhoon Mangkhut approached
Typhoon Mangkhut roared toward Hong Kong and southern China on Sunday after ravaging across the northern Philippines
Storm warnings remained in effect in 10 northern provinces, including Cagayan, which could still be lashed by devastating winds
The world's most powerful storm of the year ripped into Cagayan province in the northern Philippines with winds of up to 269 kilometers per hour