A tsunami warning has been issued for Hawaii, where waves set off by an 8.8-magnitude earthquake in Russia’s remote Far East are expected to arrive after 7 p.m. local time.

The 8.8 magnitude temblor struck off the coast of the Kamchatka Peninsula, an isolated strip along the Pacific Ocean, overnight. Residents of the peninsula fled inland as 16-foot waves caused flooding.

One of this century’s most powerful earthquakes struck off the coast of Russia and generated tsunami warnings and advisories for a