Typhoon Usagi weakened sharply on Friday after bearing down on the Philippines' northern towns, blowing away houses in its path as authorities brace for another storm that could hit the capital Manila over the weekend.

Typhoon Usagi slammed into the Philippines' already disaster-ravaged north on Thursday, as authorities rushed to evacuate thousands of people from coastal areas.

Hundreds of people fled Friday as Typhoon Man-Yi bore down on the Philippines, threatening yet more destruction even as rescuers tried to reach people stranded on rooftops by the last