'Amihan' affects Luzon, Visayas; trough of LPA brings rain in Mindanao
Philippines: While Luzon and Visayas would have generally fair weather due to the northeast monsoon or amihan, some areas in Mindanao would experience scattered heavy rain due to the trough of a low pressure area (LPA).
Philippines General Astronomical Services Administration Pagasa While Luzon Grace Castaneda Philippine Atmospheric Geophysical Astronomical Services Administration
Source: manilatimes.net