The northeast monsoon is affecting Northern and Central Luzon.
The Philippine Atmospheric Geophysical and Astronomical Services Administration said the easterlies are also affecting the rest of the country.
As a result, PAGASA said Eastern Visayas, Caraga, Davao Region, Camarines Norte, Camarines Sur and Catanduanes will have cloudy skies with scattered rains and thunderstorms.
Flashfloods or landslides due to moderate to at times heavy rains are possible.
Cagayan, Isabela, Quirino, Apayao, Kalinga, Mountain Province, Ifugao and Aurora, meanwhile, will have cloudy skies with light rains, while Ilocos Region, the rest of Cordillera Administrative Region, the rest of Cagayan Valley and the rest of Central Luzon will experience partly cloudy to cloudy skies with isolated light rains.
Metro Manila and the rest of the country, meanwhile, will have partly cloudy to cloudy skies with isolated rain showers or thunderstorms.
According to the weather bureau, the eastern sections of Luzon and Visayas will have moderate to strong winds and moderate to rough coastal waters.
The rest of the country will experience light to moderate winds and slight to moderate coastal waters.
