Republic of the Philippines Department of Environment and Natural Resources MINES AND GEOSCIENCES BUREAU Regional Office No. V DENR Annex Bldg., Regional Center, Rawis, Legazpi City E-mail Address: [email protected] Website: region5.gov.phTelefax No. (052) 482-1056 Tel No. (052) 482-1156 LANDSLIDE BULLETIN NO. 4 FOR TYPHOON AMBO Issued on 14 May 2020 at 8:00 pm Next advisory: 15 May 2020 at 8:00 am REFERENCE STATIONS AND AREAS OF SATELLITE RAINFALL FORECAST - GFS MODEL (mm) INFLUENCE Viga, Catanduanes (ARG) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Panganiban, Caramoran, Viga, Baras, Gigmoto 8am 11am 2pm 5pm 8pm 11pm 2am 5am and San Miguel PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 0.2 0.9 1.3 1.3 7 5 3.1 7 25.8 25.8 May 15 (Friday) 14 16 32 23 18 7 1 3.5 114.5 140.3 May 16 (Saturday) 0.4 0.5 0.9 1.5 0.4 0.7 2.4 0.3 7.1 147.4 Accumulated forecast satellite rainfall could trigger landslides. Pandan, Catanduanes (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Pandan and Bagamanoc 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 1.3 3.6 0.7 3.4 2.8 1.8 6 19.6 19.6 May 15 (Friday) 7 10 24 21 17 6 2.6 87.6 107.2 May 16 (Saturday) 0.3 0.4 0.3 2.6 0.4 0.2 4.2 111.4 Accumulated forecast satellite rainfall could trigger landslides. Virac, Catanduanes (ARG) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Virac and Bato 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 0.2 0.4 0.2 4.9 2 1.6 4.7 14 14 May 15 (Friday) 12 30 49 34 20 22 11 3.3 181.3 195.3 May 16 (Saturday) 0.6 0.8 3.7 2.3 0.5 0.7 0.8 0.4 9.8 205.1 Landslides may start initiating at 2pm PST, May 16, 2020. San Andres, Catanduanes 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Area of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ San Andres 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 0.4 2.5 1.3 1.3 3 8.5 8.5 May 15 (Friday) 8 21 35 26 16 11 0.4 3.2 120.6 129.1 May 16 (Saturday) 0.5 0.8 1.4 0.3 2.7 0.7 0.3 6.7 135.8 Accumulated forecast satellite rainfall could trigger landslides. Garchitorena, Camarines Sur (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Garchitorena and Presentacion 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 3.3 6 5 0.7 15 15 May 15 (Friday) 2.8 2.5 21 90 46 7 1.9 3.8 175 190 May 16 (Saturday) 1.7 1.2 1.3 0.3 1.3 0.2 0.5 1.5 8 198 Landslides may start initiating at 5am PST, May 17, 2020. Tinambac, Camarines Sur (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Siruma, Tinambac, Naga City, Bombon, 8am 11am 2pm 5pm 8pm 11pm 2am 5am Calabanga and Magarao PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 1.8 1.3 2.3 0.7 6.1 6.1 May 15 (Friday) 1.6 2.9 7 65 36 8 2.8 1.8 125.1 131.2 May 16 (Saturday) 0.3 0.2 1.9 2.4 3.1 1.1 9 140.2 Accumulated forecast satellite rainfall could trigger landslides. Caramoan, Camarines Sur (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Caramoan 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 1.9 3.7 4.4 0.6 10.6 10.6 May 15 (Friday) 1.6 3.3 47 99 31 6 1.3 3.4 192.6 203.2 May 16 (Saturday) 1.4 0.7 1.5 0.2 1 4.8 208 Landslides may start initiating at 2am PST, May 16, 2020. Iriga City, Camarines Sur (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Ocampo, Baao, Iriga City, Buhi and Sagñay 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 1.1 1.1 1.6 0.4 4.2 4.2 May 15 (Friday) 1 2.8 31 50 11 6 4.2 3 109 113.2 May 16 (Saturday) 3.7 3.8 2.6 0.6 10.7 123.9 Accumulated forecast satellite rainfall could trigger landslides. REFERENCE STATIONS AND AREAS OF SATELLITE RAINFALL FORECAST - GFS MODEL (mm) INFLUENCE Ragay, Camarines Sur (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Del Gallego, Ragay, Lupi and Sipocot 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 0.2 0.7 0.3 1.2 1.2 May 15 (Friday) 0.6 2.2 23 18 7 1.5 52.3 53.5 May 16 (Saturday) 1.7 1.5 1.7 0.4 1 1.8 1 9.1 62.6 Accumulated forecast satellite rainfall is unlikely to trigger landslides. Pasacao, Camarines Sur (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Libmanan, Pasacao, Gainza, Pamplona, San 8am 11am 2pm 5pm 8pm 11pm 2am 5am Fernando, Camaligan, Canaman and San Pascual PST PST PST PST PST PST PST PST (Masbate) May 13 (Wednesday) 0 0 May 14 (Thursday) 0.5 2.1 0.8 3.4 3.4 May 15 (Friday) 0.8 1.8 4.8 8 4.7 7 6 33.1 36.5 May 16 (Saturday) 7 1.5 4.1 0.5 4.7 1.4 1.2 1.9 22.3 58.8 Accumulated forecast satellite rainfall is unlikely to trigger landslides. Bula, Camarines Sur (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Milaor, Minalabac, Bula, Pili, Nabua and Balatan 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 0.4 1.7 2.2 4.3 4.3 May 15 (Friday) 0.3 1.3 4.5 10 13 14 15 2.2 60.3 64.6 May 16 (Saturday) 0.2 0.2 0.7 0.7 3.4 7 0.3 12.5 77.1 Accumulated forecast satellite rainfall is unlikely to trigger landslides. San Jose, Camarines Sur (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Goa, Tigaon, San Jose and Lagonoy 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 1.9 1.2 3.4 0.5 7 7 May 15 (Friday) 2.5 2.8 22 91 23 7 2.3 2.1 152.7 159.7 May 16 (Saturday) 0.5 2.1 1.9 1.3 0.9 6.7 166.4 Accumulated forecast satellite rainfall could trigger landslides. Labo, Camarines Norte (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Labo, Paracale and Vinzons 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 3.5 2.3 2.6 3.3 11.7 11.7 May 15 (Friday) 1.2 2 4 4.2 40 75 58 19 203.4 215.1 May 16 (Saturday) 1.2 0.2 1.9 6 3.2 0.5 13 228.1 Landslides may start initiating at 5am PST, May 16, 2020. Jose Panganiban, Camarines Norte (AWS) 0am 3am 6am 9am 12nn 3pm 6pm 9pm Daily Total Accumulated Areas of Influence: UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ UTC/ Jose Panganiban, Sta. Elena and Capalonga 8am 11am 2pm 5pm 8pm 11pm 2am 5am PST PST PST PST PST PST PST PST May 13 (Wednesday) 0 0 May 14 (Thursday) 3.6 2.6 2.6 3.6 12.4 12.4 May 15 (Friday) 1.3 2 3.4 3.9 24 88 75 35 232.6 245 May 16 (Saturday) 1 0.2 2.3 7 2.9 0.5 13.9 258.9 Landslides may start initiating at 2am PST, May 16, 2020.