Isang Slows Down: Signal No. 1 Remains in 16 Luzon Areas After Crossing Quirino

2025-08-22
Isang Slows Down: Signal No. 1 Remains in 16 Luzon Areas After Crossing Quirino
GMA News Online

Isang's Path: Luzon Provinces Still on Alert as Tropical Depression Moves Slowly

Tropical Depression “Isang” continues to impact Luzon, with 16 provinces remaining under Tropical Cyclone Wind Signal (TCWS) No. 1 as of Friday afternoon, August 22. The weather disturbance, which previously had a global name of Koinu, has slowed its pace while traversing Quirino province, prompting continued vigilance across the region.

Current Weather Situation and Affected Areas

The Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) reported that Isang crossed Quirino province around 5:00 PM Friday. While the depression has weakened, its lingering effects are still felt across a significant portion of Luzon. The provinces currently under Signal No. 1 include:

  • Batanes
  • Babuyan Islands
  • Cagayan
  • Isabela
  • Quirino
  • Nueva Vizcaya
  • Ifugao
  • Benguet
  • Mountain Province
  • Kalinga
  • Aurora
  • Nueva Ecija
  • Bulacan
  • Pampanga
  • Zambales
  • Bataan

Expected Rainfall and Potential Hazards

PAGASA warns of moderate to heavy with at times torrential rainfall over the areas under Signal No. 1. Residents are advised to be on alert for potential flash floods and landslides, especially in low-lying and mountainous areas. Residents in vulnerable areas are urged to take precautionary measures, including monitoring weather updates and preparing for possible evacuation.

Wind Conditions and Sea Travel Advisory

Strong winds are expected in areas under Signal No. 1. Seawaters along the coast of Luzon are also rough, with wave heights reaching up to 4 meters. PAGASA has issued a warning against sea travel, particularly for small seacraft, over these areas. Fisherfolk are advised to seek shelter and avoid venturing out to the open sea.

Isang's Trajectory and Future Outlook

As of the latest forecast, Isang is expected to move generally westward, potentially exiting the Philippine Area of Responsibility (PAR) within 24 hours. However, even after leaving PAR, the tropical depression may still bring occasional gusty conditions over Northern Luzon. PAGASA will continue to monitor Isang’s movement and provide updates as necessary.

Staying Safe During Tropical Depression Isang

  • Stay Informed: Regularly monitor weather updates from PAGASA and local authorities.
  • Prepare an Emergency Kit: Include essentials like food, water, first-aid supplies, and a flashlight.
  • Secure Your Home: Trim trees and branches that could fall, and secure loose objects.
  • Follow Evacuation Orders: If instructed to evacuate, do so promptly and proceed to designated safe areas.

The safety and well-being of Luzon residents remain the top priority. By staying informed and taking necessary precautions, communities can mitigate the potential impact of Tropical Depression Isang.

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