Under present weather conditions, At 3:00 PM today, the Low Pressure Area (LPA) was estimated based on all available data at 850 km East of Extreme Northern Luzon (21.2°N, 130.0°E). Southwest Monsoon affecting Luzon and the western section of Visayas.
The 12-hour rainfall forecast is light to moderate rains and thunderstorms.
WATERCOURSES LIKELY TO BE AFFECTED :

+ **Pangasinan** - Rivers and its tributaries particularly Balincaguing and Alaminos.
+ **Ilocos Sur** - Rivers and its tributaries particularly Lower Abra, Silay-Sta. Maria, Buaya, and Amburayan.
+ **La Union** - Rivers and its tributaries particularly Amburayan, Baroro, Lower Bauang and Aringay.
+ **Ilocos Norte** - Rivers and its tributaries particularly Bulu, Banban, Bacarra-Vintar, Laoag and Quiaoit.

Heavy Rainfall Warning No. 1 #VISPRSD
Weather System: Southwest Monsoon (Habagat)
Issued at 05:00 PM 27 August 2026

Yellow Warning: #Capiz, #Iloilo, #Antique, #Aklan, #NegrosOccidental, #Guimaras, #Palawan(Taytay, Roxas, SanVicente, Araceli and Dumaran)
Associated Hazard: FLOODING IS POSSIBLE in low-lying areas and LANDSLIDES in mountainous areas.

Meanwhile, Light to Moderate with occasionally Heavy rains are expected over #NegrosOriental(Tayasan, Jimalalud, LaLibertad, Vallehermoso, CanlaonCity, CityOfGuihulngan), #Palawan(Linapacan, Coron, Culion, Busuanga), #OccidentalMindoro(Calintaan, Rizal and Sablayan) within the next 30 minutes to an hour.

The above conditions are being experienced in #NegrosOriental(Mabinay, BaisCity, SantaCatalina, Basay, CityOfBayawan, Zamboanguita, Valencia, Sibulan, Pamplona, Dauin, Bacong, DumagueteCity, Amlan, CityOfTanjay, Manjuyod, Bindoy, Ayungon, Siaton, SanJose), #Palawan(ElNido, Magsaysay, Cuyo, Agutaya), #OccidentalMindoro(Magsaysay and SanJose) 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. 3 #NLPRSD
Weather System: Southwest Monsoon (Habagat)
Issued at 05:00 PM 27 August 2026

Light to Moderate to at times Heavy rains are expected over #NuevaVizcaya, #Isabela(Cordon, Ramon, SanMateo, Aurora, SanManuel, Roxas, Cabatuan, Mallig, Quezon, CityOfSantiago, Echague, Jones, SanAgustin, SanGuillermo, SanMariano, Alicia, Angadanan, SanIsidro, CityOfCauayan, BenitoSoliven, Naguilian, ReinaMercedes, Luna, Burgos, Gamu, Quirino), #IlocosSur(Santa, Caoayan, CityOfVigan, SantaCatalina, Bantay, SanVicente, SantoDomingo, SanIldefonso, Magsingal, SanJuan, Cabugao, Sinait), #Aurora(Casiguran, Dinalungan, Dingalan, Dipaculao, MariaAurora, SanLuis, Baler), #Quirino, #Cagayan(Alcala, Allacapan, Amulung, Baggao, Camalaniugan, Enrile, Gattaran, Iguig, LalLo, Lasam, Peñablanca, Piat, Rizal, SantoNiño, Solana, Tuao, TuguegaraoCity, Aparri, Calayan, SantaPraxedes, Claveria, SanchezMira, Pamplona, Abulug, Ballesteros), #Abra(Bangued, Bucay, Bucloc, Daguioman, Danglas, Dolores, LaPaz, Lacub, Lagangilang, Lagayan, Langiden, LicuanBaay, Malibcong, Peñarrubia, Pidigan, Sallapadan, SanJuan, SanQuintin, Tayum, Tineg), #Batanes, #IlocosNorte and #Apayao within the next 2 to 3 hours.

The above conditions are being experienced in #IlocosSur(Sugpon, Tagudin, Suyo, SantaCruz, Sigay, Alilem, Salcedo, SantaLucia, CityOfCandon, Galimuyod, Santiago, Banayoyo, SanEsteban, SantaMaria, Narvacan, Lidlidda, SanEmilio, GregorioDelPilar, Quirino, Cervantes, Burgos, Nagbukel), #Pangasinan, #Ifugao, #MountainProvince, #LaUnion, #Benguet, #Aurora(Dilasag), #Isabela(Dinapigue, Palanan, Divilacan, IlaganCity, Tumauini, SanPablo, Cabagan, SantaMaria, SantoTomas, DelfinAlbano, Maconacon), #Cagayan(Buguey, Gonzaga, SantaAna, SantaTeresita), #Abra(Boliney, Luba, Manabo, Pilar, SanIsidro, Tubo, Villaviciosa) and #Kalinga 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.