MANILA – The Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) said Sunday a partly cloudy to cloudy skies with isolated rain showers and localized thunderstorms are expected to prevail over most parts of the archipelago.

Overcast skies with scattered rain and thunderstorms are expected in Batanes and Cagayan, including the Babuyan Islands, due to the Shear Line, which is forecast in northern Luzon the Pagsasa said.

A shear line is a narrow corridor along which there is an abrupt change in the horizontal component of the wind.

Isabela, Quirino, Nueva Vizcaya, Ilocos Norte, Ilocos Sur, La Union, Pangasinan, Abra, Benguet, Mountain Province, Ifugao, Kalinga, Apayao, and Aurora may experience partly to mostly cloudy skies with occasional rain or thunderstorms caused by localized thunderstorms.

Light to strong winds from the northeast to the east will also prevail in Northern Luzon and the province of Aurora. Coastal areas will have light to moderate waves.

Meanwhile, the weather situation in Metro Manila, Central Luzon (except for Aurora), and CALABARZON will experience partly cloudy to cloudy skies with isolated rain showers or thunderstorms Pagasa said.

Light to moderate winds coming from the northeast to the east will dominate, with the sea conditions ranging from slight to moderate.

Bicol region

Partly cloudy to cloudy skies with isolated rain showers or thunderstorms are anticipated in the Bicol region, Northern Samar, Oriental Mindoro, Marinduque, and Romblon.

Winds will be light to moderate, blowing from the East to Northeast, and the seas will be slight to moderately choppy.
The Palawan, including the Kalayaan Islands, will have overcast skies with intermittent rain showers and thunderstorms due to Easterlies.

The entire Visayas and Occidental Mindoro will experience partly cloudy to cloudy skies with isolated rain showers and thunderstorms due to localized thunderstorms.

Light to moderate winds from the Northeast to East will prevail over the entire Visayas, Palawan, including the Kalayaan Islands, and Occidental Mindoro, with sea conditions ranging from slight to moderate.

Caraga and Davao

Caraga and the Davao Region will have overcast skies with scattered rain showers and thunderstorms due to Easterlies. There is a possibility of flash floods or landslides due to moderate to heavy rains.

The rest of Mindanao will experience partly cloudy to cloudy skies with isolated rain showers or thunderstorms due to localized thunderstorms. Light to moderate winds will come from the east to northeast, and the seas will be slightly to moderately rough.

(JR AMIGO/ai/mnm)