Under present weather conditions, At 3:00 PM today, the Low Pressure Area (LPA) was estimated based on all available data at 560 km East Northeast of Itbayat, Batanes (22.6°N, 126.9°E). Southwest Monsoon affecting Luzon and Visayas.
The 12-hour rainfall forecast is light to moderate rains and thunderstorms.
WATERCOURSES LIKELY TO BE AFFECTED :

+ **Laguna** - Rivers and its tributaries particularly Pagsanjan, Pila-Sta. Cruz, San Juan and San Cristobal.
+ **Cavite** - Rivers and its tributaries particularly Laboc (Balsahan), Cañas, Ylang-Ylang, Imus, and Maragondon.
+ **Rizal** - Rivers and its tributaries particularly Upper Marikina and Kaliwa.
+ **Batangas** - Rivers and its tributaries particularly Lian, Banabang-Molino, Pansipit, Kapumpong, Rosario-Lobo and Upper Bolbok (Lawaya).
+ **Quezon** - Rivers and its tributaries particularly Upper Umiray, Lower Bolbok (Lawaya), Malaking-Ilog, Iyam, Macalelon, Catanauan, Silongin Lagda, Pagsanjan, Yabahaan, Bigol, Guinhalinan, Vinas, Calauag, Pandanan, Sta. Lucia, Lugan Malaybalay, Maapon, Bucal (Lalangan), Lakayat, Tignoan, Agos, Anibawan (Polilio Island) and Upper Kilbay - Catabangan.

Thunderstorm Advisory No. 12 #VISPRSD
Issued at 05:28 PM 28 August 2026

Moderate to Heavy rainshowers with lightning and strong winds are expected over #Leyte(Javier, Burauen, Macarthur and LaPaz) within the next 1 to 2 hours.

The above conditions are being experienced in #Leyte(CityOfBaybay and Albuera) which may persist within 1 to 2 hours and may affect nearby areas.

Thunderstorm Advisory No. 11 #VISPRSD
Issued at 05:10 PM 28 August 2026

Moderate to Heavy rainshowers with lightning and strong winds are expected over #NegrosOccidental(Pulupandan, Valladolid, SanEnrique, Pontevedra, Hinigaran, SilayCity, EnriqueB.Magalona, CityOfVictorias, Manapla, BacolodCity, CityOfTalisay) and #Leyte(Calubian) within the next 1 to 2 hours.

The above conditions are being experienced in #Leyte(SanIsidro), #Guimaras(NuevaValencia, Sibunag and SanLorenzo) which may persist within 1 to 2 hours and may affect nearby areas.

Rainfall Advisory No. 2 #VISPRSD
Weather System: Southwest Monsoon (Habagat)
Issued at 05:00 PM 28 August 2026

Light to Moderate with occasionally Heavy rains are expected over #Guimaras(SanLorenzo, Sibunag and NuevaValencia) within the next 2 to 3 hours.

The above conditions are being experienced in #Capiz, #Aklan, #Antique, #Iloilo, #Guimaras(Buenavista, Jordan), #OccidentalMindoro and #Palawan which may persist within 2 to 3 hours and may affect nearby areas.

The public and the Disaster Risk Reduction and Management Offices concerned are advised to MONITOR the weather condition and watch for the next warning to be issued at 08:00 PM Today.

Rainfall Advisory No. 11 #NLPRSD
Weather System: Southwest Monsoon (Habagat)
Issued at 05:00 PM 28 August 2026

Light to Moderate to at times Heavy rains are expected over #IlocosSur(Salcedo, GregorioDelPilar, Sigay, SanEmilio, Galimuyod, Lidlidda, Banayoyo, Santiago, SanEsteban, Burgos, SantaMaria, Narvacan, Cabugao, Sinait, SanJuan, Magsingal, SantoDomingo, SanVicente, SanIldefonso, Bantay, CityOfVigan, Caoayan, Santa, SantaCatalina, Nagbukel, Quirino, Cervantes), #Abra(Tineg, Lacub, Lagayan, Danglas, Bangued, Langiden, SanQuintin, Pidigan, LaPaz, Tayum, Dolores, SanJuan, Lagangilang, LicuanBaay, Sallapadan, Bucay, Peñarrubia, SanIsidro, Pilar, Villaviciosa, Luba, Bucloc, Daguioman, Boliney, Manabo, Tubo), #IlocosNorte(Adams, Bacarra, Badoc, Bangui, CityOfBatac, Currimao, Dingras, Dumalneg, Banna, LaoagCity, Marcos, NuevaEra, Pagudpud, Paoay, Pasuquin, Piddig, Pinili, SanNicolas, Sarrat, Solsona, Vintar, Burgos), #MountainProvince, #Ifugao, #Kalinga(Balbalan, Pasil, Tinglayan, Lubuagan, Rizal, Pinukpuk, Tanudan), #Apayao(Conner, Kabugao), #Isabela(Tumauini and Maconacon) within the next 2 to 3 hours.

The above conditions are being experienced in #Pangasinan, #Benguet, #LaUnion, #IlocosSur(Sugpon, Alilem, Suyo, Tagudin, CityOfCandon, SantaLucia, SantaCruz), #Abra(Malibcong), #Apayao(Calanasan), #NuevaVizcaya, #Aurora(SanLuis, MariaAurora, Dingalan), #Quirino(Nagtipunan, Cabarroguis, Diffun), #Isabela(Cordon, Palanan, Divilacan, IlaganCity, SanMariano), #IlocosNorte(Carasi) and #Kalinga(CityOfTabuk) which may persist within 2 to 3 hours and may affect nearby areas.

The public and the Disaster Risk Reduction and Management Offices concerned are advised to MONITOR the weather condition and watch for the next warning to be issued at 08:00 PM Today.

All are advised to take precautionary measures against the impacts associated with these hazards. Residents along mountain slope are advised for possible landslides, mudslides, rockslides and flash flood.

Thunderstorm Advisory No. 10 #VISPRSD
Issued at 04:55 PM 28 August 2026

Moderate to Heavy rainshowers with lightning and strong winds are expected over #Leyte(Merida, MatagOb, OrmocCity), #Cebu(DanaoCity) and #NegrosOriental(LaLibertad) within the next 1 to 2 hours.

The above conditions are being experienced in #Cebu(Poro, Tudela, SanFrancisco, Pilar, Liloan, Compostela), #Leyte(Palompon, Isabel), #NegrosOriental(CityOfGuihulngan and Jimalalud) which may persist within 1 to 2 hours and may affect nearby areas.