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Tsunami alerts issued as U.S. braces for impact after underwater volcano erupts in Pacific

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A Tsunami Advisory has been issued along the West Coast which was triggered by a large volcanic eruption near Tonga. The advisories reach up and down the coast as well as in Alaska.


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Coverage for this event has ended.

Tsunami Advisory canceled for parts of California coastline

Parts of the California coastline are no longer under a Tsunami Advisory. NOAA experts say there is no longer a threat of flooding created from waves for the northern part of the state. Areas of California saw a sea level rise of around 4 feet earlier in the day because of a tsunami created by a volcanic eruption near Tonga in the southwestern Pacific.

Posted by Andrew Wulfeck

Tsunami Advisory canceled for coasts of Washington and Oregon

The tsunami advisory for the Washington and Oregon coasts has been canceled. Experts believe there is no ongoing threat from tsunami waves. The California coastline remains under Tsunami Advisory, where sea level rises of one to three feet remain possible.

Posted by Andrew Wulfeck

VIDEO: Tsunami sea level rise reported in Washington

Sea level rises of mostly between one and three feet were reported along the West Coast. The tsunami did not lead to inundations of cities and was just experienced along coastal areas.

More on what triggered the tsunami: Click Here

Posted by Andrew Wulfeck

Tsunami Advisory canceled for parts of Alaska

The Tsunami Advisory for parts of southeast Alaska has been canceled. Officials no longer believe there is a potential for dangerous inundations of water. They do warn that unusual currents and wave activity could continue for several hours.

Posted by Andrew Wulfeck

Highest sea level rises on West Coast

Some of the highest sea level rises in the United States were reported in Alaska and California. Port San Luis, California saw a sea-level rise of more than 4 feet.

Much of the West Coast remains under a Tsunami Advisory after a volcano eruption overnight in the southwestern Pacific.

Posted by Andrew Wulfeck

VIDEO: Tsunami flooding in Santa Cruz, California

Andre Beauregard captured video of flooding at a harbor in Santa Cruz, California.

Posted by Andrew Wulfeck

Watch as the shockwave from the eruption moves through the U.S.

The pressure altimeter change shows the shockwave from the volcanic eruption move through the U.S.

Posted by Heather Brinkmann

Volcanic eruption heard all the way in Alaska

Officials confirm that infrasound measurements showed that the Hunga Tonga eruption was heard in Fairbanks and Alaska early Saturday morning.

Posted by Heather Brinkmann

Oklahoma Mesonet: Pressure waves pass through state after eruption

Posted by Chris Oberholtz

First signs of tsunami damage in Santa Cruz, California

Tim Cattera posted this video on Twitter showing the first signs of tsunami damage in Santa Cruz, California, on Jan. 15, 2022.

Posted by Chris Oberholtz

Volcanic eruption sent ash plume up at least 100,000 feet into atmosphere

The volcanic eruption sent the ash plume up at least 100,000 feet into the atmosphere.

Posted by Chris Oberholtz

Hours of waves as high as 3 feet expected in Washington, authorities warn

The Washington Emergency Management Division said residents should expect hours of waves as high as 3 feet. It will also coincide with high tide to create dangerous coastal conditions and flooding.

Conditions could be worse than previously reported, the agency said.

Posted by Chris Oberholtz

Latest tsunami coastal observations from Alaska to California

Posted by Chris Oberholtz

Flooding, waves crash in Hawaii and California amid tsunami advisories

Tsunami alerts have been issued as U.S. braces for impact after underwater volcano erupts in Pacific. 

Posted by Chris Oberholtz

Tsunami Advisory for Hawaii canceled

The National Weather Service said the Tsunami Advisory for Hawaii has been canceled, but advisories remain in effect for Alaska and the mainland U.S. West Coast.

Posted by Chris Oberholtz

VIDEO: Waves crash along shoreline in San Mateo, California

The California Department of Forestry and Fire Protection posted this video from San Mateo, California, at 8:10 a.m. Saturday.

Posted by Chris Oberholtz

Tsunami occurring in parts of the U.S.

NOAA says that a tsunami occurring in parts of Alaska and California. They are urging residents in advisory zones to move away from the shore to higher ground.

Posted by Heather Brinkmann

Leading tsunami waves likely to begin approaching Washington coast

Leading tsunami waves are likely to begin approaching the Washington coast shortly, the National Weather Service said.

Estimated arrival of leading waves

La Push: 8:45 a.m.

Neah Bay: 8:50 a.m.

Westport: 8:50 a.m.

Moclips: 8:55 a.m.

Port Angeles: 9:30 a.m.

Port Townsend: 9:55 a.m.

Posted by Chris Oberholtz

Mandatory evacuation order for those living near Berkeley, California, marina

Mandatory evacuation order due to a Tsunami warning. People living in the Marina area need to evacuate immediately. Waves and strong currents are expected

Posted by Chris Oberholtz

All beaches, boardwalks closed along Orange County, California, coast

Posted by Chris Oberholtz

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