The Philippines ordered evacuations ahead of Typhoon Usagi on Wednesday, as the UN disaster office sought $32.9 million in aid for the country after storms that killed more than 150 people.

The last two typhoons and a tropical storm caused more than 160 deaths, damaged thousands of houses and farmlands and affected more than 9 million people, including hundreds of thousands who fled to emergency shelters, after dumping from one to two months’ worth of rain in just 24 hours in some cities and towns.

Provincial civil defense chief Rueli Rapsing said mayors had been ordered to evacuate residents in vulnerable areas, by force if necessary.

AccuWeather meteorologists say the Western Pacific Ocean is experiencing a surge in tropical activity this week, with four storms stretching from Vietnam to the Mariana Islands. As one typhoon makes its exit from the Philippines Monday,

Typhoon Toraji unleashed floods, knocked down trees and caused power outages in the northern Philippines before weakening into a tropical storm and blowing out to the South China Sea, officials said on Tuesday as they braced for another approaching storm.

For a community, being struck by one typhoon is a harrowing enough experience — much less a series of them. Unfortunately, for residents of the northern Philippines, they’ve been hit by three typhoons and a tropical storm in the last three weeks.