A tsunami warning issued for Hawaii after one of the strongest earthquakes ever recorded, an 8.8 magnitude in Russia's Far East, was downgraded to an advisory after small waves peaked.

The entire U.S. West Coast was facing a tsunami threat after an 8.8 magnitude earthquake erupted off Russia's eastern coast on Tuesday. A tsunami warning was issued in Hawaii, Northern California and in Alaska,

Waves in Japan have ranged from 30 centimeters to 1.3 meters.A powerful 8.8 magnitude earthquake off Russia's far eastern Kamchatka Peninsula has triggered tsunami warnings in Japan and several states in the western United States,