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Tsunami Information

Tsunami map image

No tsunami warnings or advisories are currently in effect.

Epicenter
  • Epicenter
  • Tsunami Advisory
  • 1 m
  • Tsunami Warning
  • 3 m
  • Major Tsunami Warning
When evacuating from a tsunami:
Stay away from the coast and rivers
Escape to higher ground
Tsunami flooding may occur many times over a period of hours
Do not leave your safe location until the warning or advisory is lifted
Tsunami Warning/Advisory and Tsunami Height
High Height Low
Major Tsunami Warning

Major tsunami over 3 meters

Tsunami Warning

up to 3 m

Tsunami Advisory

up to 1 m

Tsunami Forecast（Slight sea-level change）

Sea-level fluctuations less than 0.2 meters

Even a small tsunami can be dangerous

Even a tsunami of 20 cm to 30 cm can result in death. Escape to higher ground as soon as a tsunami warning or advisory is announced.

100cm

Standing no longer possible. Almost always fatal if caught in a surge.

70cm

Even adults are swept away

50cm

Standing no longer possible unless something is held onto tightly

20cm

Walking difficult or impossible, even for adults

About posted information
This information is from the Japan Meteorological Agency.
Japan Meteorological Agency (external site)