August 29, 2025 – Mindanao — The Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) warned of possible flash floods and landslides in parts of Mindanao as the Southwest Monsoon continues to affect the region.
In its 5:00 a.m. regional forecast, PAGASA said Zamboanga Peninsula and the Dinagat Islands will experience cloudy skies with scattered rainshowers and thunderstorms throughout the day. Moderate to heavy rains may trigger flooding and landslides, particularly in low-lying and mountainous areas.
The rest of Mindanao, including Northern Mindanao, the Davao Region, SOCCSKSARGEN, Caraga, and the Bangsamoro Autonomous Region in Muslim Mindanao (BARMM), will have partly cloudy to cloudy skies with isolated rainshowers and thunderstorms. Severe thunderstorms may also cause localized flooding and landslides.
Winds across Mindanao will be light to moderate, blowing from the south to southwest, with coastal waters expected to remain slight to moderate, ranging from 0.6 to 1.5 meters.
Provincial Conditions
- Zamboanga Peninsula (Zamboanga City, Zamboanga del Norte, Zamboanga del Sur, Zamboanga Sibugay, and Isabela City): Cloudy skies with rainshowers and thunderstorms are forecast throughout the day, with temperatures ranging from 23°C to 32°C.
- Dinagat Islands (Caraga Region): Cloudy with rainshowers and thunderstorms, with highs of 32°C and lows of 24°C.
- Northern Mindanao (Bukidnon, Camiguin, Misamis Oriental, Misamis Occidental, Lanao del Norte): Partly cloudy to at times cloudy with isolated thunderstorms, temperatures between 20°C and 32°C.
- Davao Region (Davao City, Davao del Sur, Davao del Norte, Davao Oriental, Davao de Oro, Davao Occidental): Generally partly cloudy with rainshowers and thunderstorms, temperatures from 23°C to 33°C.
- SOCCSKSARGEN (North Cotabato, South Cotabato, Sultan Kudarat, Sarangani): Partly cloudy with isolated thunderstorms, temperatures ranging from 22°C to 33°C.
- Caraga (Agusan del Norte, Agusan del Sur, Surigao del Norte, Surigao del Sur): Mostly partly cloudy with localized thunderstorms, 24°C to 32°C.
- BARMM (Cotabato City, Basilan, Sulu, Tawi-Tawi, Maguindanao del Norte, Maguindanao del Sur, Lanao del Sur): Partly cloudy skies with scattered thunderstorms expected, temperatures from 22°C to 33°C.
Public Advisory
PAGASA advised residents, especially in flood-prone and landslide-prone areas, to remain alert for sudden heavy rains and thunderstorms. Fisherfolk and small sea vessels are also cautioned as seas may become rough during thunderstorms.
For more information, the public is urged to monitor official advisories through bagong.pagasa.dost.gov.ph or call PAGASA hotlines at (02) 8922-1992 and 8927-1335.