MANILA— The Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) said the Intertropical Convergence Zone (ITCZ) will bring cloudy skies, scattered rains and thunderstorms over Visayas, Mindanao and Palawan on Thursday. In its 4 a.m. forecast, PAGASA said moderate to at times heavy rains in these areas could trigger flash floods or landslides. The ITCZ…