Sushihunter
Active Member
Web message at http://wcatwc.arh.noaa.gov/2011/03/11/lhvpd9/04/messagelhvpd9-04.htm
WEAK51 PAAQ 110854
TSUAK1
BULLETIN
PUBLIC TSUNAMI MESSAGE NUMBER 4
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1254 AM PST FRI MAR 11 2011
NO NEW UPDATES SINCE LAST MESSAGE.
...THE TSUNAMI ADVISORY CONTINUES IN EFFECT FOR THE COASTAL
AREAS OF ALASKA FROM CHIGNIK BAY ALASKA TO ATTU ALASKA...
...THE TSUNAMI WATCH CONTINUES IN EFFECT FOR THE COASTAL
AREAS OF CALIFORNIA - OREGON - WASHINGTON - BRITISH
COLUMBIA AND ALASKA FROM THE CALIFORNIA-MEXICO BORDER TO
CHIGNIK BAY ALASKA...
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.
A TSUNAMI WATCH MEANS... ALL COASTAL RESIDENTS IN THE WATCH AREA SHOULD PREPARE FOR POSSIBLE EVACUATION. A TSUNAMI WATCH IS ISSUED TO AREAS WHICH WILL NOT BE IMMEDIATELY IMPACTED BY THE TSUNAMI.
WATCH AREAS WILL EITHER BE UPGRADED TO WARNING OR ADVISORY STATUS OR CANCELED.
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 1212 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).
TSUNAMI OBSEVEED ON DEEP OCEAN BUOY
UPGRADED MAGNITUDE TO 8.8
OFUNATO 3.3 METERS/11 FT
HANASAKI 2.8 METERS/ 8.5 FT
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 30 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.
$$
WEAK51 PAAQ 110854
TSUAK1
BULLETIN
PUBLIC TSUNAMI MESSAGE NUMBER 4
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1254 AM PST FRI MAR 11 2011
NO NEW UPDATES SINCE LAST MESSAGE.
...THE TSUNAMI ADVISORY CONTINUES IN EFFECT FOR THE COASTAL
AREAS OF ALASKA FROM CHIGNIK BAY ALASKA TO ATTU ALASKA...
...THE TSUNAMI WATCH CONTINUES IN EFFECT FOR THE COASTAL
AREAS OF CALIFORNIA - OREGON - WASHINGTON - BRITISH
COLUMBIA AND ALASKA FROM THE CALIFORNIA-MEXICO BORDER TO
CHIGNIK BAY ALASKA...
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.
A TSUNAMI WATCH MEANS... ALL COASTAL RESIDENTS IN THE WATCH AREA SHOULD PREPARE FOR POSSIBLE EVACUATION. A TSUNAMI WATCH IS ISSUED TO AREAS WHICH WILL NOT BE IMMEDIATELY IMPACTED BY THE TSUNAMI.
WATCH AREAS WILL EITHER BE UPGRADED TO WARNING OR ADVISORY STATUS OR CANCELED.
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 1212 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).
TSUNAMI OBSEVEED ON DEEP OCEAN BUOY
UPGRADED MAGNITUDE TO 8.8
OFUNATO 3.3 METERS/11 FT
HANASAKI 2.8 METERS/ 8.5 FT
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 30 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.
$$