Isang, southwest monsoon nonetheless bringing heavy rain to elements of Luzon

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Sturdy winds persist in a number of provinces in Luzon which might be nonetheless below 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) positioned 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 may 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.

Sign No. 1 (sturdy winds) continues 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 in opposition to heavy rain, attainable 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 sturdy 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 can be average 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 stress space outdoors of PAR was positioned 1,255 km east of Northeastern Mindanao as of 10 pm. It has a low probability of growing right into a tropical melancholy within the subsequent 24 hours however may enter PAR on Saturday.

Isang is the the Philippines’ ninth tropical cyclone for 2025, and the fourth for August, after Tropical Melancholy Fabian, Storm Gorio (Podul), and Tropical Melancholy Huaning. – Rappler.com