Mapped: Typhoon Usagi weakens over Philippines but Taiwan braces for severe weather - Heavy rains accompanying storm may cause flash flooding in low-lying and inland areas

The storm made landfall on the island of Luzon. Forecasters warned of torrential rain and landslides in the north of the country.

The fifth major storm in three weeks is approaching the Philippines, prompting more largescale evacuations and a United Nations request for emergency funds to help the government ease the plight of hard-hit villagers.