( CNN ) -- The death toll in the Philippines from Typhoon Megi has climbed to 11 as the powerful storm moved away from the country . According to civil defense officials , four people died in Pangasinan province : Three were killed by a falling tree , and the fourth by lightning . Three more died in a storm surge in Isabela province , and one person drowned while trying to cross a river in Nueva Ecija province . Additionally , the National Disaster Risk Reduction & Management Council reported that one person drowned in the town of Cagayan , one was killed by a falling tree in Kalinga province , and one was killed by another tree in the city of Baguio . On Tuesday , Megi carried sustained winds of about 167 kph ( 104 mph ) off the coast of the Philippines in the South China Sea , CNN meteorologist Jennifer Delgado said . But parts of the Philippines could still be vulnerable to mudslides and landslides . The typhoon could approach Hong Kong and mainland China in the next few days . Megi could bring heavy rain to already-drenched areas such as Hainan and Vietnam , where state media said at least 20 people have died from recent flooding . Journalist Eduardo Lingao in Manila contributed to this report .
NEW : Megi could bring more rain to already-drenched Philippines and Hainan . 11 people are dead from Eduardo Lingao 's wrath in the Hainan . The typhoon is over the South China Sea .