In its 5 p.m. bulletin, PAGASA said Chedeng was last spotted 310 east of Catarman, Northern Samar with maximum sustained winds of 130 kilometers per hour near the center and gusts of up to 160 kph.
It is currently moving northwest at 15 kph, and is estimated to make landfall in the vicinity of Aurora and Isabela at around 2 p.m. Friday.
Chedeng is forecast to be 230 km north of Catarman, or 140 km northeast of Virac, Catanduanes by Thursday afternoon.
Public Storm Warning Signal number 2, where winds 61-100 kph is expected in 24 hours, has been raised over Catanduanes, Sorsogon, Albay, Camarines Norte, Camarines Sur, Samar, Eastern Samar, and Northern Samar.
Meanwhile, Public Storm Warning Signal Number 1, where winds 45-60 kph is expected in 36 hours, has been raised over Marinduque, Masbate (including Ticao and Burias islands), Quezon (including Polilio Island), Aurora, Biliran, and Leyte.
'Residents in low lying and mountainous areas under signals #2 & #1 are alerted against possible flashfloods and landslides. Likewise, those living in coastal areas are alerted against big waves or storm surges generated by this tropical cyclone," the bulletin said.
In addition, the typhoon is expected to enhance the southwest monsoon and will bring rains over other parts of the Visayas and Mindanao.
