TSUNAMI WARNING ISSUED FOR PARTS OF CALIFORNIA, OREGON, AND ALASKA
Posted by Chris in Tampa on 3/11/2011, 4:31 am
Main site for Alaska down through California:
http://wcatwc.arh.noaa.gov/

But main site is failing to show the latest advisory. You can get it here:
http://weather.noaa.gov/pub/data/raw/we/weak51.paaq.tsu.ak1.txt

Updates hourly or sooner.

As of me posting this message this was the latest:



PUBLIC TSUNAMI MESSAGE NUMBER 4
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1244 AM PST FRI MAR 11 2011
THIS MESSAGE UPDATES THE ALERT STATUS TO WARNING AND ADVISORY.
...A TSUNAMI WARNING IS NOW IN EFFECT WHICH INCLUDES THE
  COASTAL AREAS OF CALIFORNIA AND OREGON FROM POINT
  CONCEPCION CALIFORNIA TO THE OREGON-WASHINGTON BORDER...
...A TSUNAMI WARNING IS NOW IN EFFECT WHICH INCLUDES THE
  COASTAL AREAS OF ALASKA FROM AMCHITKA PASS ALASKA/125 MILES
  W OF ADAK/ TO ATTU ALASKA...
...THE TSUNAMI ADVISORY IS EXPANDED TO INCLUDE THE COASTAL
  AREAS OF CALIFORNIA FROM THE CALIFORNIA-MEXICO BORDER TO
  POINT CONCEPCION CALIFORNIA...
...THE TSUNAMI ADVISORY IS EXPANDED TO INCLUDE THE COASTAL
  AREAS OF WASHINGTON - BRITISH COLUMBIA AND ALASKA FROM THE
  OREGON-WASHINGTON BORDER TO CHIGNIK BAY ALASKA...
...THE TSUNAMI ADVISORY CONTINUES IN EFFECT FOR THE COASTAL
  AREAS OF ALASKA FROM CHIGNIK BAY ALASKA TO AMCHITKA PASS
  ALASKA/125 MILES W OF ADAK/...
A TSUNAMI WARNING MEANS... ALL COASTAL RESIDENTS IN THE WARNING
AREA WHO ARE NEAR THE BEACH OR IN LOW-LYING REGIONS SHOULD MOVE
IMMEDIATELY INLAND TO HIGHER GROUND AND AWAY FROM ALL HARBORS AND
INLETS INCLUDING THOSE SHELTERED DIRECTLY FROM THE SEA. THOSE
FEELING THE EARTH SHAKE... SEEING UNUSUAL WAVE ACTION... OR THE
WATER LEVEL RISING OR RECEDING MAY HAVE ONLY A FEW MINUTES BEFORE
THE TSUNAMI ARRIVAL AND SHOULD MOVE IMMEDIATELY. HOMES AND
SMALL BUILDINGS ARE NOT DESIGNED TO WITHSTAND TSUNAMI IMPACTS.
DO NOT STAY IN THESE STRUCTURES.
ALL RESIDENTS WITHIN THE WARNED AREA SHOULD BE ALERT FOR
INSTRUCTIONS BROADCAST FROM THEIR LOCAL CIVIL AUTHORITIES.
A TSUNAMI HAS BEEN RECORDED.
A TSUNAMI ADVISORY MEANS THAT A TSUNAMI CAPABLE OF PRODUCING
STRONG CURRENTS OR WAVES DANGEROUS TO PERSONS IN OR VERY NEAR
THE WATER IS EXPECTED.  SIGNIFICANT WIDESPREAD INUNDATION
IS NOT EXPECTED FOR AREAS UNDER AN ADVISORY.  CURRENTS
MAY BE HAZARDOUS TO SWIMMERS... BOATS... AND COASTAL
STRUCTURES AND MAY CONTINUE FOR SEVERAL HOURS AFTER THE
INITIAL WAVE ARRIVAL.
AT 946 PM PACIFIC STANDARD TIME ON MARCH 10 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 8.9 OCCURRED
NEAR THE EAST COAST OF HONSHU JAPAN.
THIS EARTHQUAKE HAS GENERATED A TSUNAMI WHICH COULD CAUSE DAMAGE
TO REGIONS IN A WARNING OR ADVISORY.
THE WAVES WILL FIRST REACH
SHEMYA ALASKA AT 1213 AM AKST ON MARCH 11.
ESTIMATED TSUNAMI ARRIVAL TIMES AND MAPS ALONG WITH SAFETY RULES
AND OTHER INFORMATION CAN BE FOUND ON THE WEB SITE
WCATWC.ARH.NOAA.GOV.
MEASUREMENTS OR REPORTS OF TSUNAMI ACTIVITY
LOCATION                   LAT    LON     TIME        AMPL
------------------------  -----  ------  -------     -----------
TOSASHIMIZU  JAPAN        32.8N  132.9E  0747UTC   00.9FT/00.27M
TOKAI  JAPAN              33.8N  137.6E  0645UTC   00.8FT/00.25M
OFUNATO  JAPAN            39.0N  141.8E  0605UTC   10.8FT/03.29M
HANASAKI  JAPAN           43.3N  145.6E  0643UTC   09.3FT/02.82M
BOSO  JAPAN               34.8N  140.8E  0609UTC   02.6FT/00.78M
TIME - TIME OF MEASUREMENT
AMPL - TSUNAMI AMPLITUDES ARE MEASURED RELATIVE TO NORMAL SEA LEVEL.
      IT IS ...NOT... CREST-TO-TROUGH WAVE HEIGHT.
      VALUES ARE GIVEN IN BOTH METERS(M) AND FEET(FT).
DEEP OCEAN SENSORS INDICATE A LARGE TSUNAMI HAS BEEN GENERATED.
TSUNAMIS CAN BE DANGEROUS WAVES THAT ARE NOT SURVIVABLE. WAVE
HEIGHTS ARE AMPLIFIED BY IRREGULAR SHORELINE AND ARE DIFFICULT TO
FORECAST. TSUNAMIS OFTEN APPEAR AS A STRONG SURGE AND MAY BE
PRECEDED BY A RECEDING WATER LEVEL.  MARINERS IN WATER DEEPER
THAN 600 FEET SHOULD NOT BE AFFECTED BY A TSUNAMI. WAVE HEIGHTS
WILL INCREASE RAPIDLY AS WATER SHALLOWS. TSUNAMIS ARE A SERIES OF
OCEAN WAVES WHICH CAN BE DANGEROUS FOR SEVERAL HOURS AFTER THE
INITIAL WAVE ARRIVAL. DO NOT RETURN TO EVACUATED AREAS UNTIL AN
ALL CLEAR IS GIVEN BY LOCAL CIVIL AUTHORITIES.
PACIFIC COASTAL REGIONS OUTSIDE CALIFORNIA/ OREGON/ WASHINGTON/
BRITISH COLUMBIA AND ALASKA SHOULD REFER TO THE PACIFIC TSUNAMI
WARNING CENTER MESSAGES FOR INFORMATION ON THIS EVENT AT
WWW.WEATHER.GOV/PTWC.
THIS MESSAGE WILL BE UPDATED IN 60 MINUTES OR SOONER IF
THE SITUATION WARRANTS. THE TSUNAMI MESSAGE WILL REMAIN
IN EFFECT UNTIL FURTHER NOTICE. FOR FURTHER INFORMATION STAY TUNED
TO NOAA WEATHER RADIO... YOUR LOCAL TV OR RADIO STATIONS... OR SEE
THE WEB SITE WCATWC.ARH.NOAA.GOV.
166
In this thread:
Catastrophic 8.9 earthquake and tsunami in Japan; TSUNAMI WARNING ISSUED FOR HAWAII - Chris in Tampa, 3/11/2011, 2:40 am
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