Authorities in Japan downgraded a tsunami warning to an advisory after a powerful 7.7-magnitude earthquake struck off its northeastern coast on Monday (April 20). The quake, which hit at 4:53 p.m.

A massive earthquake of magnitude 7.5 (revised from initial reported magnitude of 7.4) struck Japan, off ⁠the northeastern coast, on Monday. A tsunami alert has been issued after the quake, according ...

Japan issued a special advisory on Monday (April 20, 2026) warning of an increased risk of earthquakes at magnitude 8.0 or stronger, after a powerful jolt rattled the country’s north and prompted a ...

A powerful 7.4-magnitude earthquake struck northern Japan on Monday, according to national broadcaster NHK, prompting tsunami warnings across coastal regions. Authorities have cautioned that waves as ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. People living on large swathes of Japan's coastline were urged to ...

Residents of the affected region were urged to stay away from coastal areas, while tens of thousands of people were told to go to higher ground. Coverage on this live blog has ended. 'No abnormalities ...

A 7.4 magnitude earthquake struck northern Japan on Monday, Japan's Meteorological Agency (JMA) said, issuing a tsunami warning for waves up to three metres. The quake hit at 4:53 pm local time in the ...

Japan has lifted a tsunami warning that it had issued after a magnitude 7.7 earthquake struck off its northern coast. The quake hit on Monday at 4:53pm (07:53 GMT) in waters off Iwate prefecture on ...

A magnitude 7.7 earthquake struck off the northeastern coast of Japan on Monday, prompting authorities to urge residents to stay away from coastal areas where tsunami waves of up to 3 meters (10 ft.) ...

The Japanese government has warned of a slightly heightened risk of a megaquake in the next week after a strong 7.4-magnitude earthquake struck off the country’s northeastern coast on Monday, ...

Many coastal towns along the West Coast can’t afford to build lifesaving structures in the event of surging waves, putting homes and residents in jeopardy. Many coastal towns along the West Coast ...

Scientists can now use SWOT to improve tsunami models. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Late on July 29, 2025, the Earth's crust ...