MANILA - Tropical depression Falcon may intensify into a tropical storm before making a close approach or landfall over the Babuyan-Batanes area Wednesday, state weather bureau PAGASA said on Tuesday.
"Based on our track, possible by tomorrow morning lumakas pa ito bilang isang tropical storm. Tomorrow afternoon or evening pinakamalapit ito sa ating kalupaan via Batanes and Babuyan group of islands area," said weather specialist Benny Estareja.
Batanes, Cagayan, including the Babuyan Islands, and districts 1 and 6 of northern Isabela remain under signal No. 1.
"Asahan ang winds from 30 to 60 kilometers per hour sa susunod na isa't kalahating araw. Pag may Signal 1, pagbabawalan na ang sea travel sa anumang uri ng sasakyang pandagat," Estareja said.
As of 10 a.m., Pagasa said Falcon was last spotted 510 kilometers east of Tuguegarao City, Cagayan, packing maximum sustained winds of 55 kilometers per hour near the center and gusts of up to 70 kph.
Falcon is moving westward at 30 kph.
Estareja said that aside from Falcon, the southwest monsoon is also affecting a large portion of Luzon, Visayas and western Mindanao.
A gale warning was also raised over the east coast of Southern Luzon down to Mindanao where water as high ws 4.5 meters is expected.
Falcon is expected to exit the Philippine area of responsibility by Friday.
PAGASA said that from Tuesday to Wednesday morning, moderate to heavy rains will prevail over Ilocos region, Cordillera, Cagayan, Occidental Mindoro, Palawan (including Calamian and Cuyo Islands), Panay Island and Guimaras.
Light to moderate to heavy rains are expected over the rest of Luzon and Visayas.
On Wednesday to Thursday morning, moderate to heavy rains is expected over Ilocos region, Cordillera, Cagayan, Isabela, Zambales and Occidental Mindoro.
Metro Manila, Calabarzon and the rest of Cagayan Valley, Central Luzon and Mimaropa will experience light to moderate at times heavy rains.
The public is also advised to regularly monitor thunderstorm advisories and heavy rainfall warnings from Pagasa regional offices.