A powerful typhoon wrecked houses, caused towering tidal surges and forced hundreds of thousands of people to flee to emergency shelters as it cut across the northern Philippines on Sunday in the sixth major storm to hit the country in less than a month.

Typhoon Man-yi has left at least seven people dead in a landslide, destroyed scores of houses and displaced large numbers of villagers before blowing away from the northern Philippines, worsening the crisis wreaked by multiple back-to-back storms.

A super typhoon ripped through the Philippines’ largest island on Sunday, knocking down houses and sending more than half a million people to emergency shelters, as rare back-to-back storms cause havoc across an exhausted nation.