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Philippines to see monsoon shift, tropical cyclone activity in October

The state weather bureau has outlined expected weather patterns and tropical cyclone activity for October, including the anticipated end of the southwest monsoon season. Forecasters are preparing the public for seasonal weather transitions as the month progresses.

LSN Philippines · 1 October 2026

The Philippine Atmospheric, Geophysical, and Astronomical Services Administration (Pagasa) has released its weather outlook for October, detailing conditions residents should anticipate throughout the month. In its regular briefing, Pagasa weather specialist Leanne Loreto highlighted the expected termination of the southwest monsoon, locally known as habagat, which has dominated weather patterns in recent months. The transition marks a significant shift in the country's seasonal weather cycle.

As the habagat weakens during October, forecasters expect changes in wind patterns and rainfall distribution across the Philippine archipelago. The month typically marks a transitional period as the country moves between monsoon seasons. Weather officials cautioned residents and disaster management agencies to monitor developments closely during this seasonal shift.

Pagasa's October forecast also addressed the potential for tropical cyclone formations. The bureau's extended outlook considers historical patterns and atmospheric conditions that influence cyclone development in the western Pacific region during this period. Meteorologists urged the public to stay informed through regular weather updates and advisories as the season progresses.

Philippines-based agencies and residents are urged to prepare contingency measures ahead of the monsoon transition and monitor official weather bulletins for any significant weather systems that may develop during October.