Manila, Sept. 25 -- A huge part of the country will experience rains and strong winds due to Severe Tropical Storm Opong (international name Bualoi), the weather bureau said in its 5 p.m. bulletin on Thursday.

Opong was last tracked 195 km. east northeast of Guiuan, Eastern Samar, or 225 km. east of Borongan City, Eastern Samar.

It maintained its strength, packing maximum sustained winds of 110 km. per hour (kph) near the center and gustiness of up to 135 kph.

Storm-force winds will be experienced in areas where Signal No. 3 is hoisted: Sorsogon and the northern portion of Masbate (Uson, Dimasalang, City of Masbate, Mobo, Palanas, Baleno, Aroroy) including Ticao, Burias Islands, Northern Samar, the northern portion of Eastern Samar (Sa...