Tsunami alerts issued for US West Coast, Hawaii after 8.8 magnitude earthquake strikes near Russia

An enormous 8.8-magnitude earthquake hit off Russia’s coast on Tuesday, leading to tsunami warnings and evacuations in Hawaii, along with alerts for other parts of the U.S. West Coast.

In Hawaii, the National Weather Service called for “urgent action” to protect lives and property.

Officials there urged residents to leave beaches and evacuate low-lying areas for higher ground.

The California shore went from a Tsunami Watch to a Tsunami Advisory, with potential waves predicted to reach California by 11:50 p.m. and the Los Angeles area by 1 a.m. local time.

L.A. Mayor Karen Bass stated on social media platform X, “Port Police and emergency officials are actively addressing tonight’s Tsunami Advisory. People near the L.A. Harbor should stay vigilant, keep away from the water, and heed official guidance.”

Further down the coast, the city of Huntington Beach is closing its pier and beaches out of an abundance of caution.

Tsunami waves were expected to hit Hawaii shortly after 7:15 p.m. local time, equivalent to 1:15 a.m. Eastern Time. Oahu Emergency Management predicted destructive waves.

Residents in Honolulu were urged to evacuate the primary evacuation zone or go to at least the fourth floor of a building.

President Donald Trump shared on social media that a Tsunami Warning is active for Hawaii residents due to a significant earthquake in the Pacific, advising people to “REMAIN STRONG AND SAFE.”

ABC7 Chicago AccuWeather Meteorologist Cheryl Scott explains when tsunami waves from a massive 8.8 earthquake could hit parts of the United States.

All shores of the island are at risk because tsunami waves wrap around islands, according to the National Weather Service.

The National Weather Service warned, “The threat may persist for several hours following the first wave as additional waves arrive. The height of tsunamis cannot be predetermined, and the initial wave might not be the most severe.”

Sources told ABC News the Hawaii Emergency Management Agency has activated its Emergency Operations Center. Officials have also proactively activated their Joint Information Center and are meeting with Hawaii Gov. Josh Green’s team, who will hold a press conference at 5 p.m. local time.

Sirens were set to go off on the Hawaii islands 10 minutes after each hour for the next three hours as a part of a statewide warning system.

In an interview with ABC Honolulu affiliate KITV, Honolulu Mayor Rick Blangiardi urged residents to move to higher ground.

“We need people to stay calm but also to act accordingly. If you can get to higher ground if you’re in a low-lying area, please do that.” He urged caution on the roads amid “bumper-to-bumper traffic” during evacuations.

In addition, a tsunami warning was issued for Alaska’s Aleutian Islands.

The coasts of California, Oregon and Washington are under a tsunami advisory, while the threat was being evaluated.

The U.S. territories of Guam and American Samoa are also under a tsunami advisory, according to USGS.

The intense quake occurred about 85 miles off the east coast of Russia’s Kamchatka Peninsula with a depth of nearly 12 miles, according to the U.S. Geological Survey. It was one of the most powerful earthquakes ever recorded by the agency, which upgraded its magnitude from initial reports of 8.0 and 8.7.

Magnitude 6.3 and 6.9 aftershocks were also reported in the area, according to USGS.

An advisory was also issued for Japan’s Pacific Coast regions from Hokkaido to Kyushu.

Japan’s meteorological agency warned that a tsunami about 1 meter (3 feet) high is expected to reach Hokkaido in the north around 10:00 a.m., local time, with waves arriving later in the day along parts of eastern Honshu and Kyushu in the south.

People are warned to stay away from the coast and river mouths and not to approach the water to observe.

Ecuador and Chile are also under tsunami alerts, according to local officials.

A tsunami warning means that a tsunami that could cause widespread, dangerous flooding and powerful currents is expected. A tsunami watch means a distant earthquake has occurred and a tsunami is possible.

ABC News’ Bonnie Mclean, William Gretsky, Anthony Trotter and Mireya Villarreal contributed to this report.

This is a developing story. Please check back for updates.

Copyright © 2025 ABC News Internet Ventures.

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