The large earthquake off of Russia’s Kamchatka Peninsula triggered a tsunami warning for part of the Aleutians, and an advisory for other parts of the state.

Japan’s meteorological agency issued a tsunami alert for the Pacific coast, upgrading an earlier advisory stemming from the magnitude 8.0 quake near Russia’s Kamchatka Peninsula.

Tsunami waves struck Japan’s northern island of Hokkaido and Russia’s Kuril Islands following a powerful 8.8-magnitude earthquake that rocked the seafloor off the coast of Russia’s Kamchatka Peninsula early Wednesday (July 30).