Tropical Depression Kristine has intensified into a tropical storm on Tuesday, while authorities said it may strengthen further before making landfall in the Philippines.
The state weather agency said Kristine may reach the severe tropical storm category by Wednesday and make landfall over Isabela on Wednesday evening.
It also said it may further develop into a typhoon by Friday as it emerges over the West Philippine Sea.
The center of Tropical Storm Kristine was last located 390 km east of Virac, Catanduanes, packing maximum sustained winds of 65 kph and gusts of up to 80 kph. It was moving westward at 15 kph.
The Regional Disaster Risk Reduction and Management Council in Bicol placed its emergency operations center on red alert to immediately respond to calls for help.
The Civil Aviation Authority of the Philippines (Caap) said Samar Island’s Calbayog Airport in Calbayog City and Catarman Airport in Northern Samar grounded all scheduled flights amid potential risks due to the weather disturbance.
Several areas of Luzon, Visayas, and Mindanao have been put under Tropical Cyclone Wind Signal No. 1.
Eight Israeli airstrikes have hit the Abu al-Duhur military airbase in northwestern Syria early on Tuesday, targeting the runway and storage facilities, Syria's state-run Ekhbariya said, citing a military source.
Two students were killed in a shooting at a high school in the southern Philippines on Tuesday, one of them the gunman, officials said, in the second such incident in the country in less than two months.
The Supreme Court of Pakistan has ordered on Tuesday that former Prime Minister Imran Khan be moved to hospital from jail, his Pakistan Tehreek-e-Insaf party said, meeting a longstanding demand of his party and family, who had raised concerns about his health.
A Russian missile attack has killed 10 people and injured a further eight in a village in Ukraine's northeastern Kharkiv region, the regional governor said on Tuesday.
President Donald Trump said on Monday Iran would not make the deal he thinks is needed to end a war with the US and should surrender as talks between the countries remained stalled.