The central and southern portions of Negros Occidental, including La Castellana, Pontevedra, Hinigaran, Moises Padilla, Isabela, Binalbagan, City of Himamaylan, City of Kabankalan, Ilog, Cauayan, Candoni, City of Sipalay, and Hinoba-an, are under Tropical Cyclone Wind Signal No. 4, with very destructive typhoon-force winds prevailing or expected within 12 hours, as of the 5 p.m. bulletin of DOST-PAGASA.