The Philippine Atmospheric, Geophysical, and Astronomical Services Administration (PAGASA) has issued its weather forecast for January 2, 2025, highlighting the effects of the Intertropical Convergence Zone (ITCZ), the Shear Line, and the Northeast Monsoon across various parts of the country.
Weather Synopsis
- Intertropical Convergence Zone (ITCZ): Affecting Visayas, Mindanao, and Palawan.
- Shear Line: Influencing the eastern sections of Northern and Central Luzon.
- Northeast Monsoon: Bringing cooler weather to the rest of Northern Luzon.
Forecast Weather Conditions
Visayas, Mindanao, Romblon, Catanduanes, Albay, Sorsogon, and Masbate
- Condition: Cloudy skies with scattered rains and thunderstorms.
- Cause: ITCZ.
- Impact: Possible flash floods or landslides due to moderate to heavy rains.
Rest of Bicol Region, Quezon, Marinduque, Aurora, Isabela, Quirino, and Cagayan
- Condition: Cloudy skies with scattered rains and isolated thunderstorms.
- Cause: Shear Line.
- Impact: Possible flash floods or landslides from moderate to at times heavy rains.
Cordillera Administrative Region, Rest of Cagayan Valley, and Ilocos Norte
- Condition: Cloudy skies with rains.
- Cause: Northeast Monsoon.
- Impact: Possible flash floods or landslides due to moderate to at times heavy rains.
Rest of Ilocos Region
- Condition: Partly cloudy to cloudy skies with isolated light rains.
- Cause: Northeast Monsoon.
- Impact: No significant impact expected.
Metro Manila and Rest of Luzon
- Condition: Partly cloudy to cloudy skies with isolated rainshowers or thunderstorms.
- Cause: Shear Line.
- Impact: Potential flash floods or landslides during severe thunderstorms.
Wind and Coastal Water Conditions
- Northern Luzon: Moderate to strong winds from the northeast, with moderate to rough coastal waters (wave heights of 2.1 to 3.7 meters).
- Rest of the Country: Light to moderate winds from the east to northeast, with slight to moderate coastal waters (wave heights of 0.6 to 2.5 meters).
Heavy Rainfall Outlook
Today (January 2)
- Moderate to Heavy (50-100 mm): Cagayan, Isabela, Apayao, Aurora, Quezon, and Camarines Norte.
Tomorrow (January 3)
- Heavy to Intense (100-200 mm): Cagayan.
- Moderate to Heavy (50-100 mm): Isabela, Apayao, Kalinga, Mountain Province, Aurora, and Quezon.
Saturday (January 4)
- Heavy to Intense (100-200 mm): Isabela.
- Moderate to Heavy (50-100 mm): Cagayan, Aurora, and Apayao.
General Flood Advisories
PAGASA has issued flood advisories for multiple regions:
- Region 2 (Cagayan Valley): GFA#3
- Region 3 (Central Luzon): GFA#2
- Region 4A (CALABARZON): GFA#2
- Region 4B (MIMAROPA): GFA#24
- Region 5 (Bicol Region): GFA#4
- Region 7 (Central Visayas): GFA#4
- Region 8 (Eastern Visayas): GFA#34
- Region 9 (Zamboanga Peninsula): GFA#14
- Region 13 (CARAGA): GFA#16
- BARMM: GFA#16
Residents are urged to remain vigilant for potential flash floods and landslides, particularly in mountainous and elevated areas. Those in low-lying communities are advised to heed local government warnings and stay updated with the latest PAGASA bulletins.