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Tropical Storm Isang exits PH Area of Responsibility


Tropical Storm Isang, August 23, 2025

Tropical Storm Isang exited the Philippine Area of Responsibility at 6:30 a.m. on Saturday, PAGASA said.

At 4 a.m., Isang was monitored to have maximum sustained winds of 65 km/h and gusts of up to 80 km/h.

Tropical Cyclone Wind Signal No. 1 was hoisted over 13 areas, PAGASA said in its 5 a.m. bulletin:

  1. Ilocos Norte
  2. Ilocos Sur
  3. La Union
  4. the northern portion of Pangasinan (Lingayen, City of Alaminos, Anda, San Fabian, Mangaldan, Mapandan, Burgos, Dagupan City, Binalonan, Bolinao, San Manuel, Sual, Labrador, Bani, Pozorrubio, Laoac, Mabini, Manaoag, Binmaley, San Jacinto, Bugallon, Infanta, Agno, Calasiao, San Nicolas, Santa Barbara, Dasol, Sison)
  5. Apayao
  6. Abra
  7. Kalinga
  8. Mountain Province
  9. Ifugao
  10. Benguet
  11. the western portion of Cagayan (Piat, Santo Niño, Tuao, Pamplona, Rizal, Claveria, Lasam, Ballesteros, Abulug, Allacapan, Sanchez-Mira, Santa Praxedes, Aparri, Camalaniugan, Alcala, Amulung, Solana, Enrile) including Babuyan Islands (Calayan Is., Dalupiri Is., Fuga Is.,)
  12. the western portion of Isabela (Cordon, Ramon, San Mateo, Aurora, San Manuel, Roxas, Mallig, Quezon, Santa Maria)
  13. the northwestern portion of Nueva Vizcaya (Bayombong, Ambaguio, Villaverde, Kayapa, Santa Fe, Aritao, Bambang, Solano, Bagabag, Diadi) 

 

The state weather bureau said Isang will cause rains with gusty winds in the Ilocos Region, and cloudy skies and scattered rains annd thunderstorms in the Cordillera Administrative Region.

Meanwhile, the trough of a low pressure area will bring cloudy skies with scattered rains and thunderstorms over Eastern Samar, Dinagat Islands, Surigao del Norte, Surigao del Sur, and Davao Oriental.

The Southwest Monsoon (Habagat) will affect Occidental Mindoro, Metro Manila, Central Luzon, CALABARZON, the rest of Visayas, and the rest of MIMAROPA, Bicol Region, and the rest of Mindanao.

Localized thunderstorms are expected in the rest of Luzon. —KG, GMA Integrated News