India, July 30 -- A massive 8.8 magnitude earthquake struck off Russia's eastern Kamchatka Peninsula early Wednesday, triggering powerful tsunami waves and evacuation orders across the Pacific. Authorities are warning that tsunami waves as high as 10 feet could strike Hawaii, placing the state and other Pacific coastlines on high alert.

The US National Oceanic and Atmospheric Administration (NOAA) has already recorded tsunami waves over five feet in Kahului, Maui, and up to 4 feet in Haleiwa, Oahu. Officials say the waves are arriving roughly every 12 minutes, with more powerful surges expected.

"This is not limited to one beach or island. The tsunami may circle the entire Hawaiian chain," warned Hawaii Governor Josh Green, urging all c...