Honolulu Mayor urged residents to head to higher ground, while Hawaii Governor Josh Green emphasized immediate evacuations from coastal areas.

But the danger appeared to be waning in some places, with the US state of Hawaii and Japan downgrading their warnings.

A tsunami watch was issued for the entire West Coast on Tuesday after an 8.7 magnitude earthquake struck off the coast of ...

Fears of a devastating tsunami across the Pacific faded Wednesday after one of the strongest earthquakes ever recorded struck ...

A 7.0 earthquake off the coast of Northern California in early December triggered a tsunami warning for parts of the ...

A tsunami sent waves into parts of Japan, Hawaii and the US after an 8.8 magnitude earthquake struck off the Russian Far East ...

A tsunami sent waves into parts of Russia, Japan, Hawaii and the U.S. West Coast after an 8.8 magnitude earthquake struck off ...

An 8.8 magnitude earthquake struck off the eastern coast of Russia on Tuesday, triggering a tsunami wave that raced across ...

The tsunami advisory for Oregon and Washington's coastlines has expired following a massive 8.8 magnitude earthquake that ...

Alaska Airlines announced on Thursday that it would add seven additional routes to expand its network between California and the Pacific Northwest.