That is AI generated summarization, which can have errors. For context, at all times seek advice from the total article.
Sturdy winds persist in a number of provinces in Luzon which are nonetheless beneath Sign No. 1
MANILA, Philippines – Tropical Melancholy Isang — now off Ilocos Area and traversing the West Philippine Sea — in addition to the southwest monsoon or habagat are nonetheless bringing heavy rain to elements of Luzon on Friday night, August 22.
In its 11 pm bulletin, the Philippine Atmospheric, Geophysical, and Astronomical Providers Administration (PAGASA) situated Isang at 120 kilometers west northwest of Bacnotan, La Union. It’s shifting west northwestward at 40 kilometers per hour, with most sustained winds of 55 km/h and gustiness of as much as 85 km/h.
Isang might intensify right into a tropical storm earlier than leaving PAR on Saturday morning, August 23, and will grow to be a extreme tropical storm whereas approaching the waters south of Hainan, China.
Signal No. 1 (strong winds) remains to be raised over the next areas because of Isang:
- Cagayan together with Babuyan Islands
- Isabela
- Quirino
- Nueva Vizcaya
- Apayao
- Abra
- Kalinga
- Mountain Province
- Ifugao
- Benguet
- Ilocos Norte
- Ilocos Sur
- La Union
- Pangasinan
- Northern portion of Nueva Ecija (Carranglan, Lupao)
Isang continues to barely improve the southwest monsoon, which is affecting Southern Luzon, Visayas, and Mindanao.

PAGASA warned fewer areas against heavy rain, doable flood, and landslides on Friday night as Isang strikes westward on its method out of PAR. Under is the heavy rainfall outlook because of Isang:
Friday night time, August 22, to Saturday night time, August 23:
- Heavy to intense rain (100-200 mm): Zambales
- Reasonable to heavy rain (50-100 mm): Ilocos Sur, La Union, Pangasinan, Benguet, and Tarlac
The southwest monsoon can also be bringing heavy rain to some areas in Luzon and Visayas:
- Heavy to intense rain (100-200 mm): Bataan and Occidental Mindoro
- Reasonable to heavy rain (50-100 mm): Metro Manila, Pampanga, Bulacan, Cavite, Batangas, Marinduque, Oriental Mindoro, Romblon, Palawan, Aklan, and Vintage
ALSO ON RAPPLER
The southwest monsoon barely enhanced by Isang continues to deliver robust to gale-force gusts to Zambales, Bataan, Metro Manila, Calabarzon, Mimaropa, Aurora, Camarines Norte, Camarines Sur, Catanduanes, Burias Island, Western Visayas, Negros Island Area, Central Visayas, Dinagat Islands, Southern Leyte, Surigao del Norte, and Camiguin.
Tough seas with waves of as much as 3 meters are nonetheless anticipated within the seaboards of Batanes and Cagayan, whereas there will likely be reasonable seas over the seaboards of Isabela, Ilocos Norte, and Ilocos Sur (waves of as much as 2.5 meters), in addition to the seaboards of Aurora and Zambales and the western seaboards of Bataan and Lubang Island (waves of as much as 2 meters).
Small vessels are suggested to not enterprise out to those coastal waters.
The opposite low strain space outdoors of PAR was situated 1,255 km east of Northeastern Mindanao as of 10 pm. It has a low probability of creating right into a tropical melancholy within the subsequent 24 hours however might enter PAR on Saturday.
Isang is the the Philippines’ ninth tropical cyclone for 2025, and the fourth for August, after Tropical Depression Fabian, Typhoon Gorio (Podul), and Tropical Depression Huaning. – Rappler.com