MANILA, March 9 — Queues formed at Philippine petrol stations and officials warned against hoarding Monday as residents raced to fill their tanks ahead of an expected surge in prices driven by the US-Israeli war against Iran.

Fuel costs will tick up between 17 and 24 pesos (29 to 40 US cents) per litre this week, Energy Secretary Sharon Garin told a congressional committee on Monday, as oil prices soared on fears about supplies from the Middle East.