A tsunami warning has been issued for the Philippines, Indonesia and Palau after a 7.9-magnitude earthquake offshore.

The quake had a depth of 33 km (20 miles) and struck at 20:47 local time, the US Geological Survey said. It was located off the Philippines island of Samar.

A tsunami warning has been issued for the Philippines, Indonesia and Palau after a 7.9-magnitude earthquake offshore

There are no details of any damage or casualties from the quake.

It is not yet known if a tsunami has actually been generated.

Warnings were also initially issued for Taiwan, Japan, Papua New Guinea, Guam, the Northern Mariana Islands and Yap, but were later lifted.