Manila, June 26 -- Two weather systems -- the intertropical convergence zone (ITCZ) and the southwest monsoon (habagat) -- will bring rain showers in several areas Thursday, the weather bureau said.

In its 4 a.m. bulletin, the Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) said scattered rain showers and thunderstorms are forecast over Kalayaan Islands due to the habagat affecting the western sections of central and southern Luzon.

The provinces of Surigao del Norte, Surigao del Sur, Davao Oriental, Davao de Oro, and Davao Occidental will also experience scattered rains and thunderstorms due to the ITCZ.

Moderate to heavy rains in those areas could result in flash floods or landslides.

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