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Home > Weather and Earthquakes > Tsunami Warnings/Advisories, Tsunami Information

Tsunami Warnings/Advisories

Tsunami Information
This Tsunami Warning/Advisory was issued in the past
Occurred at 14:46 JST 11 Mar 2011
Region name Sanriku Oki
Depth about 10 km
Magnitude 7.9
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Tsunami Forecast RegionClassification of Tsunami Warning/Advisory
IWATE PREF.TSUNAMI WARNING(MAJOR TSUNAMI)
MIYAGI PREF.TSUNAMI WARNING(MAJOR TSUNAMI)
FUKUSHIMA PREF.TSUNAMI WARNING(MAJOR TSUNAMI)
CENTRAL PART OF PACIFIC COAST OF HOKKAIDOTSUNAMI WARNING(TSUNAMI)
PACIFIC COAST OF AOMORI PREF.TSUNAMI WARNING(TSUNAMI)
IBARAKI PREF.TSUNAMI WARNING(TSUNAMI)
KUJUKURI AND SOTOBO AREA, CHIBA PREF.TSUNAMI WARNING(TSUNAMI)
IZU ISLANDSTSUNAMI WARNING(TSUNAMI)
EASTERN PART OF PACIFIC COAST OF HOKKAIDOTSUNAMI ADVISORY
WESTERN PART OF PACIFIC COAST OF HOKKAIDOTSUNAMI ADVISORY
JAPAN SEA COAST OF AOMORI PREF.TSUNAMI ADVISORY
UCHIBO AREA, CHIBA PREF.TSUNAMI ADVISORY
OGASAWARA ISLANDSTSUNAMI ADVISORY
SAGAMI BAY AND MIURA PENINSULATSUNAMI ADVISORY
SHIZUOKA PREF.TSUNAMI ADVISORY
PACIFIC COAST OF AICHI PREF.TSUNAMI ADVISORY
SOUTHERN PART OF MIE PREF.TSUNAMI ADVISORY
WAKAYAMA PREF.TSUNAMI ADVISORY
TOKUSHIMA PREF.TSUNAMI ADVISORY
KOCHI PREF.TSUNAMI ADVISORY
MIYAZAKI PREF.TSUNAMI ADVISORY
TANEGASHIMA AND YAKUSHIMA AREATSUNAMI ADVISORY
AMAMI ISLANDS AND TOKARA ISLANDSTSUNAMI ADVISORY

Tsunami Warning/Advisory

Issued at 14:49 JST 11 Mar 2011  

******************Headline******************
Tsunami Warnings (Major Tsunami and Tsunami) have been issued for the following coastal regions of Japan:
  PACIFIC COAST OF TOHOKU
  CENTRAL PART OF PACIFIC COAST OF HOKKAIDO
  IBARAKI PREF.
  KUJUKURI AND SOTOBO AREA, CHIBA PREF.
  IZU ISLANDS
Evacuate immediately to safe place away from the shore in the above coastal regions.
Tsunami advisories are currently in effect in other coastal regions of Japan.

*******************Text********************
Tsunami Warnings have been issued for the following coastal regions of Japan:
<Tsunami Warning (Major Tsunami)>
  *IWATE PREF.
  MIYAGI PREF.
  FUKUSHIMA PREF.
<Tsunami Warning (Tsunami)>
  CENTRAL PART OF PACIFIC COAST OF HOKKAIDO
  PACIFIC COAST OF AOMORI PREF.
  IBARAKI PREF.
  KUJUKURI AND SOTOBO AREA, CHIBA PREF.
  IZU ISLANDS
Evacuate immediately to safe place away from the shore in the above coastal regions.

Tsunami Advisories have been issued for the following coastal regions of Japan:
<Tsunami Advisory>
  EASTERN PART OF PACIFIC COAST OF HOKKAIDO
  WESTERN PART OF PACIFIC COAST OF HOKKAIDO
  JAPAN SEA COAST OF AOMORI PREF.
  UCHIBO AREA, CHIBA PREF.
  OGASAWARA ISLANDS
  SAGAMI BAY AND MIURA PENINSULA
  SHIZUOKA PREF.
  PACIFIC COAST OF AICHI PREF.
  SOUTHERN PART OF MIE PREF.
  WAKAYAMA PREF.
  TOKUSHIMA PREF.
  KOCHI PREF.
  MIYAZAKI PREF.
  TANEGASHIMA AND YAKUSHIMA AREA
  AMAMI ISLANDS AND TOKARA ISLANDS

Tsunamis are expected to arrive imminently in the following coastal regions of Japan
(coastal regions shown above with * marks):
  IWATE PREF.

***********About Tsunami Forecast************
<Tsunami Warning (Major Tsunami)>
Tsunami height is expected to be 3 meters or more. Extreme caution advised.
<Tsunami Warning (Tsunami)>
Tsunami height is expected to be up to 2 meters. Caution advised.
<Tsunami Advisory>
Tsunami height is expected to be about 0.5 meters. Attention advised.

******* Earthquake Information ********
 Occurred at 14:46 JST 11 Mar 2011
 Region name SANRIKU OKI
 Latitude38.0N
 Longitude142.9E
 Depth about 10 km
 Magnitude 7.9