Megatsunami - Wikipedia
By contrast, megatsunamis occur when a large amount of material suddenly falls into water or anywhere near water (such as via a landslide, meteor impact, or volcanic eruption). They can …
A Satellite Watched a Mega-Tsunami Cross the Pacific—and It’s …
1 day ago · A satellite captured a Tsunami from space for the first time, revealing why the 2025 Kamchatka earthquake was less destructive than 1952.
650-foot mega-tsunami is recorded by seismic waves and …
Dec 27, 2025 · Over 25 million cubic yards of rock and ice broke loose and plunged into Greenland's Dickson Fjord, creating a 650-foot-high mega-tsunami
Urgent Alert: 1,000ft Mega Tsunami Could Hit US—Is Your City at …
Sep 12, 2025 · Scientists have issued an urgent alert about a potential mega-tsunami that could devastate entire communities across the U.S. with massive waves. Mega-tsunamis, …
Mega Tsunami Warning: Could the US Face a 1,000-Foot Wave?
Aug 16, 2025 · A massive earthquake along the Cascadia Subduction Zone could unleash a "mega-tsunami" towering up to 1,000 feet, scientists warn, putting millions along the US …
1,000-foot-tall ‘mega tsunami’ threatens US across three regions ...
May 19, 2025 · Researchers from Virginia Tech found that a potential powerful earthquake combined with rising sea levels could lead to a mega tsunami, most severely impacting …
Scientists warn of 1,000ft 'mega tsunami' that could kill millions
Aug 17, 2025 · Scientists are sounding the alarm about an extraordinary ‘mega tsunami’ that could submerge multiple US states and drown millions in minutes.
Climate change-triggered landslide unleashes a 650-foot mega-tsunami
In September 2023, in an East Greenland fjord, a mountaintop collapsed into the sea and triggered a mega-tsunami about 200 meters (650 feet) tall.
U.S. Tsunami Warning Centers
3 days ago · Your official U.S. government weather forecasts, warnings, meteorological products for forecasting the weather, tsunami hazards, and information about seismology.
Scientists warn if a 1,000-foot ‘mega-tsunami’ spurs from an …
May 25, 2025 · While ordinary tsunamis produce waves standing a few feet tall, mega-tsunamis are characterized by extreme height, with waves often stretching hundreds of feet into the air.