A magnitude 8.8 earthquake that struck near Russia's Kamchatka Peninsula has placed the entire West Coast of the United States under a tsunami advisory, with waves expected to reach the California coast at around 1 a.

The California coast is under a tsunami advisory following an 8.8-magnitude earthquake off the coast of eastern Russia, with a series of waves expected to impact coastal areas overnight.

A tsunami advisory has been issued for the California coast after a powerful earthquake struck across the Pacific Ocean.