Rainy Christmas Day will prevail in Luzon due to the shear line and northeast monsoon or “amihan,” the state weather bureau said on Wednesday. In the 4 a.m. weather forecast of the Philippine Atmospheric,

The shear line will dampen parts of Luzon, including Metro Manila, and Eastern Visayas on Christmas Day, according to PAGASA.

Shear line and northeast monsoon will bring “heavy to intense” rains, particularly in Quezon, Catanduanes, Camarines Norte, and Northern Samar, the weather bureau said Tuesday. In its 5 a.m. bulletin,

The state weather bureau issued a heavy rainfall warning on Christmas eve in several parts of the country due to the effects of the shear line.

The shear line is expected to bring up to intense rains over some parts of Luzon and the Visayas from Christmas Eve to Christmas Day, state weather bureau PAGASA said on Tuesday.

Heavy rainfall is expected in many parts of Luzon and certain areas in Visayas due to the trough of Tropical Depression Romina and the shear line, the state weather bureau

Most parts of Luzon, including Metro Manila, will be experiencing cloudy skies with scattered rains and isolated thunderstorms due to the convergence of the hot and cold air called shear line, the state-run weather agency said on Christmas Day.