The first tsunami waves have hit mainland United States on Wednesday morning in Northern California, the National Weather Service Eureka announced.

More than a dozen countries are on alert for potential tsunami activity after the world’s sixth-biggest earthquake hit eastern Russia. The 8.8 magnitude earthquake that struck Russia’s ...

Anyone traveling in or near the Pacific and parts of Asia should stay alert, stay flexible, and above all, stay safe. The tsunami warning in Hawaii has now been downgraded to an advisory after a ...

HONOLULU — A powerful earthquake that struck off the coast of Russia generated tsunami warnings and advisories for a broad section of the Pacific, including Alaska, Hawaii and the U.S. West ...

The National Tsunami Warning Center in Alaska said some places could still be feeling impacts from the tsunami for hours — such as in Adak, a community of about 70 people in the Aleutian Islands ...

An earthquake off the coast of Russia caused a swath of tsunami warnings, advisories and watches across the west coast of the U.S. Here's what officials say you should do in affected areas.

The National Weather Service issued a tsunami advisory for the Washington coast following an 8.7-magnitude earthquake that struck off Russia's Kamchatka Peninsula on July 29.

HONOLULU ‒ The Hawaiian Islands were sent into chaos on the afternoon of July 29 as people braced for a tsunami warning across the state. Sirens blared every hour, urging people to evacuate the ...