M 7.7 in Canada on 28 Oct 2012 03:04 UTC

Global Telecommunication Service

GTS (Global Telecommunication Service) is the official Warning and Alerting channel by the World Meteorological Organization (WMO) adopted by several Warning Organizations. As soon as a new GTS message regarding Tropical Cyclones(WT) or Tsunami(WE) the messages are processed and possibly assigned to the specific event. When a new GTS message is present an new tab in the specific event report page is present.The presence of a GTS message is shown in the homepage with a dedicated icon.

Click on the messages list to visualize on the right the detailed text.



2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • A TSUNAMI has been generated that could cause damage along coastlines of all ISLANDS in the state of hawaii
  • Urgent action should be taken to protect lives and property
  • A TSUNAMI is a series of long ocean waves
  • Each individual wave crest can last 5 to 15 minutes or more and extensively flood coastal areas
  • The danger can continue for many hours after the initial wave as subsequent waves arrive
  • TSUNAMI wave heights cannot be predicted and the first wave MAY not be the largest
  • TSUNAMI waves efficiently wrap around islands
  • All shores are at risk no matter which direction they face
  • The trough of a TSUNAMI wave MAY temporarily expose the seafloor but the area will quickly flood again
  • Extremely strong and unusual nearshore currents can accompany a tsunami
  • Debris picked up and carried by a TSUNAMI amplifies its destructive power
  • Simultaneous high tides or high surf can significantly increase the TSUNAMI hazard
  • The estimated arrival time in HAWAII of the first TSUNAMI wave is 1028 pm hst sat 27 oct 2012 messages will be issued hourly or sooner as conditions warrant

Original Message :

658
WEHW40 PHEB 280910
HIZ001>003-005>009-012>014-016>021-023>026-281110-
/O.CON.PHEB.TS.W.0001.000000T0000Z-000000T0000Z/

BULLETIN
TSUNAMI MESSAGE NUMBER 8
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
1106 PM HST SAT OCT 27 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI WARNING SUPPLEMENT

A TSUNAMI WARNING CONTINUES IN EFFECT FOR THE STATE OF HAWAII.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY

GAUGE LOCATION LAT LON TIME AMPL PER
------------------- ----- ------ ----- --------------- -----
KAHULUI MAUI 20.9N 156.5W 0844Z 0.57M / 1.9FT 14MIN
WAIANAE HI 21.4N 158.2W 0855Z 0.16M / 0.6FT 06MIN
HALEIWA HI 21.6N 158.1W 0844Z 0.43M / 1.4FT 10MIN
HANALEI HI 22.2N 159.5W 0843Z 0.17M / 0.6FT 22MIN
MAKAPU'U HI 21.3N 157.7W 0849Z 0.41M / 1.3FT 08MIN
HILO HAWAII 19.7N 155.1W 0834Z 0.21M / 0.7FT 44MIN
DART 46410 57.6N 143.8W 0428Z 0.03M / 0.1FT 32MIN
DART 46409 55.3N 148.5W 0444Z 0.02M / 0.1FT 38MIN
DART 46403 52.7N 156.9W 0528Z 0.02M / 0.1FT 26MIN
DART 46402 51.1N 164.0W 0609Z 0.02M / 0.1FT 24MIN
DART 46404 45.9N 128.8W 0423Z 0.05M / 0.1FT 30MIN
DART 46407 42.6N 128.9W 0456Z 0.07M / 0.2FT 28MIN
SITKA AK 57.1N 135.3W 0542Z 0.09M / 0.3FT 30MIN
CRESCENT CITY CA 41.7N 124.2W 0736Z 0.42M / 1.4FT 24MIN
DART 46419 48.8N 129.6W 0344Z 0.07M / 0.2FT 20MIN
ARENA COVE CA 38.9N 123.7W 0633Z 0.32M / 1.1FT 06MIN
WINTER HARBOUR BC 50.5N 128.0W 0413Z 0.23M / 0.8FT 30MIN
LANGARA POINT BC 54.2N 133.1W 0424Z 0.20M / 0.7FT 26MIN

LAT - LATITUDE (N-NORTH, S-SOUTH)
LON - LONGITUDE (E-EAST, W-WEST)
TIME - TIME OF THE MEASUREMENT (Z IS UTC IS GREENWICH TIME)
AMPL - TSUNAMI AMPLITUDE MEASURED RELATIVE TO NORMAL SEA LEVEL.
IT IS ...NOT... CREST-TO-TROUGH WAVE HEIGHT.
VALUES ARE GIVEN IN BOTH METERS(M) AND FEET(FT).
PER - PERIOD OF TIME IN MINUTES(MIN) FROM ONE WAVE TO THE NEXT.

NOTE - DART MEASUREMENTS ARE FROM THE DEEP OCEAN AND THEY
ARE GENERALLY MUCH SMALLER THAN WOULD BE COASTAL
MEASUREMENTS AT SIMILAR LOCATIONS.

EVALUATION

A TSUNAMI HAS BEEN GENERATED THAT COULD CAUSE DAMAGE ALONG
COASTLINES OF ALL ISLANDS IN THE STATE OF HAWAII. URGENT ACTION
SHOULD BE TAKEN TO PROTECT LIVES AND PROPERTY.

A TSUNAMI IS A SERIES OF LONG OCEAN WAVES. EACH INDIVIDUAL WAVE
CREST CAN LAST 5 TO 15 MINUTES OR MORE AND EXTENSIVELY FLOOD
COASTAL AREAS. THE DANGER CAN CONTINUE FOR MANY HOURS AFTER THE
INITIAL WAVE AS SUBSEQUENT WAVES ARRIVE. TSUNAMI WAVE HEIGHTS
CANNOT BE PREDICTED AND THE FIRST WAVE MAY NOT BE THE LARGEST.
TSUNAMI WAVES EFFICIENTLY WRAP AROUND ISLANDS. ALL SHORES ARE AT
RISK NO MATTER WHICH DIRECTION THEY FACE. THE TROUGH OF A TSUNAMI
WAVE MAY TEMPORARILY EXPOSE THE SEAFLOOR BUT THE AREA WILL
QUICKLY FLOOD AGAIN. EXTREMELY STRONG AND UNUSUAL NEARSHORE
CURRENTS CAN ACCOMPANY A TSUNAMI. DEBRIS PICKED UP AND CARRIED
BY A TSUNAMI AMPLIFIES ITS DESTRUCTIVE POWER. SIMULTANEOUS HIGH
TIDES OR HIGH SURF CAN SIGNIFICANTLY INCREASE THE TSUNAMI HAZARD.

THE ESTIMATED ARRIVAL TIME IN HAWAII OF THE FIRST TSUNAMI WAVE IS

1028 PM HST SAT 27 OCT 2012

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.

$$
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • A TSUNAMI has been generated that could cause damage along coastlines of all ISLANDS in the state of hawaii
  • Urgent action should be taken to protect lives and property
  • A TSUNAMI is a series of long ocean waves
  • Each individual wave crest can last 5 to 15 minutes or more and extensively flood coastal areas
  • The danger can continue for many hours after the initial wave as subsequent waves arrive
  • TSUNAMI wave heights cannot be predicted and the first wave MAY not be the largest
  • TSUNAMI waves efficiently wrap around islands
  • All shores are at risk no matter which direction they face
  • The trough of a TSUNAMI wave MAY temporarily expose the seafloor but the area will quickly flood again
  • Extremely strong and unusual nearshore currents can accompany a tsunami
  • Debris picked up and carried by a TSUNAMI amplifies its destructive power
  • Simultaneous high tides or high surf can significantly increase the TSUNAMI hazard
  • The estimated arrival time in HAWAII of the first TSUNAMI wave is 1028 pm hst sat 27 oct 2012 messages will be issued hourly or sooner as conditions warrant

Original Message :

656
WEHW40 PHEB 280904
HIZ001>003-005>009-012>014-016>021-023>026-281104-
/O.CON.PHEB.TS.W.0001.000000T0000Z-000000T0000Z/

BULLETIN
TSUNAMI MESSAGE NUMBER 7
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
1102 PM HST SAT OCT 27 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI WARNING SUPPLEMENT

A TSUNAMI WARNING CONTINUES IN EFFECT FOR THE STATE OF HAWAII.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY

GAUGE LOCATION LAT LON TIME AMPL PER
------------------- ----- ------ ----- --------------- -----
WAIANAE HI 21.4N 158.2W 0855Z 0.16M / 0.6FT 06MIN
HALEIWA HI 21.6N 158.1W 0844Z 0.43M / 1.4FT 10MIN
HANALEI HI 22.2N 159.5W 0843Z 0.17M / 0.6FT 22MIN
MAKAPU'U HI 21.3N 157.7W 0849Z 0.41M / 1.3FT 08MIN
HILO HAWAII 19.7N 155.1W 0834Z 0.21M / 0.7FT 44MIN
DART 46410 57.6N 143.8W 0428Z 0.03M / 0.1FT 32MIN
DART 46409 55.3N 148.5W 0444Z 0.02M / 0.1FT 38MIN
DART 46403 52.7N 156.9W 0528Z 0.02M / 0.1FT 26MIN
DART 46402 51.1N 164.0W 0609Z 0.02M / 0.1FT 24MIN
DART 46404 45.9N 128.8W 0423Z 0.05M / 0.1FT 30MIN
DART 46407 42.6N 128.9W 0456Z 0.07M / 0.2FT 28MIN
SITKA AK 57.1N 135.3W 0542Z 0.09M / 0.3FT 30MIN
CRESCENT CITY CA 41.7N 124.2W 0736Z 0.42M / 1.4FT 24MIN
DART 46419 48.8N 129.6W 0344Z 0.07M / 0.2FT 20MIN
ARENA COVE CA 38.9N 123.7W 0633Z 0.32M / 1.1FT 06MIN
WINTER HARBOUR BC 50.5N 128.0W 0413Z 0.23M / 0.8FT 30MIN
LANGARA POINT BC 54.2N 133.1W 0424Z 0.20M / 0.7FT 26MIN

LAT - LATITUDE (N-NORTH, S-SOUTH)
LON - LONGITUDE (E-EAST, W-WEST)
TIME - TIME OF THE MEASUREMENT (Z IS UTC IS GREENWICH TIME)
AMPL - TSUNAMI AMPLITUDE MEASURED RELATIVE TO NORMAL SEA LEVEL.
IT IS ...NOT... CREST-TO-TROUGH WAVE HEIGHT.
VALUES ARE GIVEN IN BOTH METERS(M) AND FEET(FT).
PER - PERIOD OF TIME IN MINUTES(MIN) FROM ONE WAVE TO THE NEXT.

NOTE - DART MEASUREMENTS ARE FROM THE DEEP OCEAN AND THEY
ARE GENERALLY MUCH SMALLER THAN WOULD BE COASTAL
MEASUREMENTS AT SIMILAR LOCATIONS.

EVALUATION

A TSUNAMI HAS BEEN GENERATED THAT COULD CAUSE DAMAGE ALONG
COASTLINES OF ALL ISLANDS IN THE STATE OF HAWAII. URGENT ACTION
SHOULD BE TAKEN TO PROTECT LIVES AND PROPERTY.

A TSUNAMI IS A SERIES OF LONG OCEAN WAVES. EACH INDIVIDUAL WAVE
CREST CAN LAST 5 TO 15 MINUTES OR MORE AND EXTENSIVELY FLOOD
COASTAL AREAS. THE DANGER CAN CONTINUE FOR MANY HOURS AFTER THE
INITIAL WAVE AS SUBSEQUENT WAVES ARRIVE. TSUNAMI WAVE HEIGHTS
CANNOT BE PREDICTED AND THE FIRST WAVE MAY NOT BE THE LARGEST.
TSUNAMI WAVES EFFICIENTLY WRAP AROUND ISLANDS. ALL SHORES ARE AT
RISK NO MATTER WHICH DIRECTION THEY FACE. THE TROUGH OF A TSUNAMI
WAVE MAY TEMPORARILY EXPOSE THE SEAFLOOR BUT THE AREA WILL
QUICKLY FLOOD AGAIN. EXTREMELY STRONG AND UNUSUAL NEARSHORE
CURRENTS CAN ACCOMPANY A TSUNAMI. DEBRIS PICKED UP AND CARRIED
BY A TSUNAMI AMPLIFIES ITS DESTRUCTIVE POWER. SIMULTANEOUS HIGH
TIDES OR HIGH SURF CAN SIGNIFICANTLY INCREASE THE TSUNAMI HAZARD.

THE ESTIMATED ARRIVAL TIME IN HAWAII OF THE FIRST TSUNAMI WAVE IS

1028 PM HST SAT 27 OCT 2012

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.

$$
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • A TSUNAMI has been generated that could cause damage along coastlines of all ISLANDS in the state of hawaii
  • Urgent action should be taken to protect lives and property
  • A TSUNAMI is a series of long ocean waves
  • Each individual wave crest can last 5 to 15 minutes or more and extensively flood coastal areas
  • The danger can continue for many hours after the initial wave as subsequent waves arrive
  • TSUNAMI wave heights cannot be predicted and the first wave MAY not be the largest
  • TSUNAMI waves efficiently wrap around islands
  • All shores are at risk no matter which direction they face
  • The trough of a TSUNAMI wave MAY temporarily expose the seafloor but the area will quickly flood again
  • Extremely strong and unusual nearshore currents can accompany a tsunami
  • Debris picked up and carried by a TSUNAMI amplifies its destructive power
  • Simultaneous high tides or high surf can significantly increase the TSUNAMI hazard
  • The estimated arrival time in HAWAII of the first TSUNAMI wave is 1028 pm hst sat 27 oct 2012 messages will be issued hourly or sooner as conditions warrant

Original Message :

641
WEHW40 PHEB 280804
HIZ001>003-005>009-012>014-016>021-023>026-281004-
/O.CON.PHEB.TS.W.0001.000000T0000Z-000000T0000Z/

BULLETIN
TSUNAMI MESSAGE NUMBER 6
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
1003 PM HST SAT OCT 27 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI WARNING SUPPLEMENT

A TSUNAMI WARNING CONTINUES IN EFFECT FOR THE STATE OF HAWAII.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY

GAUGE LOCATION LAT LON TIME AMPL PER
------------------- ----- ------ ----- --------------- -----
SITKA AK 57.1N 135.3W 0542Z 0.09M / 0.3FT 30MIN
CRESCENT CITY CA 41.7N 124.2W 0736Z 0.42M / 1.4FT 24MIN
DART 46419 48.8N 129.6W 0344Z 0.07M / 0.2FT 20MIN
ARENA COVE CA 38.9N 123.7W 0633Z 0.32M / 1.1FT 06MIN
WINTER HARBOUR BC 50.5N 128.0W 0413Z 0.23M / 0.8FT 30MIN
DART 46404 45.9N 128.8W 0417Z 0.05M / 0.2FT 20MIN
LANGARA POINT BC 54.2N 133.1W 0424Z 0.20M / 0.7FT 26MIN

LAT - LATITUDE (N-NORTH, S-SOUTH)
LON - LONGITUDE (E-EAST, W-WEST)
TIME - TIME OF THE MEASUREMENT (Z IS UTC IS GREENWICH TIME)
AMPL - TSUNAMI AMPLITUDE MEASURED RELATIVE TO NORMAL SEA LEVEL.
IT IS ...NOT... CREST-TO-TROUGH WAVE HEIGHT.
VALUES ARE GIVEN IN BOTH METERS(M) AND FEET(FT).
PER - PERIOD OF TIME IN MINUTES(MIN) FROM ONE WAVE TO THE NEXT.

NOTE - DART MEASUREMENTS ARE FROM THE DEEP OCEAN AND THEY
ARE GENERALLY MUCH SMALLER THAN WOULD BE COASTAL
MEASUREMENTS AT SIMILAR LOCATIONS.

EVALUATION

A TSUNAMI HAS BEEN GENERATED THAT COULD CAUSE DAMAGE ALONG
COASTLINES OF ALL ISLANDS IN THE STATE OF HAWAII. URGENT ACTION
SHOULD BE TAKEN TO PROTECT LIVES AND PROPERTY.

A TSUNAMI IS A SERIES OF LONG OCEAN WAVES. EACH INDIVIDUAL WAVE
CREST CAN LAST 5 TO 15 MINUTES OR MORE AND EXTENSIVELY FLOOD
COASTAL AREAS. THE DANGER CAN CONTINUE FOR MANY HOURS AFTER THE
INITIAL WAVE AS SUBSEQUENT WAVES ARRIVE. TSUNAMI WAVE HEIGHTS
CANNOT BE PREDICTED AND THE FIRST WAVE MAY NOT BE THE LARGEST.
TSUNAMI WAVES EFFICIENTLY WRAP AROUND ISLANDS. ALL SHORES ARE AT
RISK NO MATTER WHICH DIRECTION THEY FACE. THE TROUGH OF A TSUNAMI
WAVE MAY TEMPORARILY EXPOSE THE SEAFLOOR BUT THE AREA WILL
QUICKLY FLOOD AGAIN. EXTREMELY STRONG AND UNUSUAL NEARSHORE
CURRENTS CAN ACCOMPANY A TSUNAMI. DEBRIS PICKED UP AND CARRIED
BY A TSUNAMI AMPLIFIES ITS DESTRUCTIVE POWER. SIMULTANEOUS HIGH
TIDES OR HIGH SURF CAN SIGNIFICANTLY INCREASE THE TSUNAMI HAZARD.

THE ESTIMATED ARRIVAL TIME IN HAWAII OF THE FIRST TSUNAMI WAVE IS

1028 PM HST SAT 27 OCT 2012

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.

$$
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • A TSUNAMI has been generated that could cause damage along coastlines of all ISLANDS in the state of hawaii
  • Urgent action should be taken to protect lives and property
  • A TSUNAMI is a series of long ocean waves
  • Each individual wave crest can last 5 to 15 minutes or more and extensively flood coastal areas
  • The danger can continue for many hours after the initial wave as subsequent waves arrive
  • TSUNAMI wave heights cannot be predicted and the first wave MAY not be the largest
  • TSUNAMI waves efficiently wrap around islands
  • All shores are at risk no matter which direction they face
  • The trough of a TSUNAMI wave MAY temporarily expose the seafloor but the area will quickly flood again
  • Extremely strong and unusual nearshore currents can accompany a tsunami
  • Debris picked up and carried by a TSUNAMI amplifies its destructive power
  • Simultaneous high tides or high surf can significantly increase the TSUNAMI hazard
  • The estimated arrival time in HAWAII of the first TSUNAMI wave is 1028 pm hst sat 27 oct 2012 messages will be issued hourly or sooner as conditions warrant

Original Message :

626
WEHW40 PHEB 280707
HIZ001>003-005>009-012>014-016>021-023>026-280907-
/O.CON.PHEB.TS.W.0001.000000T0000Z-000000T0000Z/

BULLETIN
TSUNAMI MESSAGE NUMBER 5
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
907 PM HST SAT OCT 27 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI WARNING SUPPLEMENT

A TSUNAMI WARNING CONTINUES IN EFFECT FOR THE STATE OF HAWAII.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY

GAUGE LOCATION LAT LON TIME AMPL PER
------------------- ----- ------ ----- --------------- -----
ARENA COVE CA 38.9N 123.7W 0633Z 0.32M / 1.1FT 06MIN
CRESCENT CITY CA 41.7N 124.2W 0602Z 0.25M / 0.8FT 26MIN
WINTER HARBOUR BC 50.5N 128.0W 0413Z 0.23M / 0.8FT 30MIN
DART 46404 45.9N 128.8W 0417Z 0.05M / 0.2FT 20MIN
LANGARA POINT BC 54.2N 133.1W 0424Z 0.20M / 0.7FT 26MIN
DART 46419 48.8N 129.6W 0346Z 0.06M / 0.2FT 12MIN

LAT - LATITUDE (N-NORTH, S-SOUTH)
LON - LONGITUDE (E-EAST, W-WEST)
TIME - TIME OF THE MEASUREMENT (Z IS UTC IS GREENWICH TIME)
AMPL - TSUNAMI AMPLITUDE MEASURED RELATIVE TO NORMAL SEA LEVEL.
IT IS ...NOT... CREST-TO-TROUGH WAVE HEIGHT.
VALUES ARE GIVEN IN BOTH METERS(M) AND FEET(FT).
PER - PERIOD OF TIME IN MINUTES(MIN) FROM ONE WAVE TO THE NEXT.

NOTE - DART MEASUREMENTS ARE FROM THE DEEP OCEAN AND THEY
ARE GENERALLY MUCH SMALLER THAN WOULD BE COASTAL
MEASUREMENTS AT SIMILAR LOCATIONS.

EVALUATION

A TSUNAMI HAS BEEN GENERATED THAT COULD CAUSE DAMAGE ALONG
COASTLINES OF ALL ISLANDS IN THE STATE OF HAWAII. URGENT ACTION
SHOULD BE TAKEN TO PROTECT LIVES AND PROPERTY.

A TSUNAMI IS A SERIES OF LONG OCEAN WAVES. EACH INDIVIDUAL WAVE
CREST CAN LAST 5 TO 15 MINUTES OR MORE AND EXTENSIVELY FLOOD
COASTAL AREAS. THE DANGER CAN CONTINUE FOR MANY HOURS AFTER THE
INITIAL WAVE AS SUBSEQUENT WAVES ARRIVE. TSUNAMI WAVE HEIGHTS
CANNOT BE PREDICTED AND THE FIRST WAVE MAY NOT BE THE LARGEST.
TSUNAMI WAVES EFFICIENTLY WRAP AROUND ISLANDS. ALL SHORES ARE AT
RISK NO MATTER WHICH DIRECTION THEY FACE. THE TROUGH OF A TSUNAMI
WAVE MAY TEMPORARILY EXPOSE THE SEAFLOOR BUT THE AREA WILL
QUICKLY FLOOD AGAIN. EXTREMELY STRONG AND UNUSUAL NEARSHORE
CURRENTS CAN ACCOMPANY A TSUNAMI. DEBRIS PICKED UP AND CARRIED
BY A TSUNAMI AMPLIFIES ITS DESTRUCTIVE POWER. SIMULTANEOUS HIGH
TIDES OR HIGH SURF CAN SIGNIFICANTLY INCREASE THE TSUNAMI HAZARD.

THE ESTIMATED ARRIVAL TIME IN HAWAII OF THE FIRST TSUNAMI WAVE IS

1028 PM HST SAT 27 OCT 2012

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.

$$
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • A TSUNAMI has been generated that could cause damage along coastlines of all ISLANDS in the state of hawaii
  • Urgent action should be taken to protect lives and property
  • A TSUNAMI is a series of long ocean waves
  • Each individual wave crest can last 5 to 15 minutes or more and extensively flood coastal areas
  • The danger can continue for many hours after the initial wave as subsequent waves arrive
  • TSUNAMI wave heights cannot be predicted and the first wave MAY not be the largest
  • TSUNAMI waves efficiently wrap around islands
  • All shores are at risk no matter which direction they face
  • The trough of a TSUNAMI wave MAY temporarily expose the seafloor but the area will quickly flood again
  • Extremely strong and unusual nearshore currents can accompany a tsunami
  • Debris picked up and carried by a TSUNAMI amplifies its destructive power
  • Simultaneous high tides or high surf can significantly increase the TSUNAMI hazard
  • The estimated arrival time in HAWAII of the first TSUNAMI wave is 1028 pm hst sat 27 oct 2012 messages will be issued hourly or sooner as conditions warrant

Original Message :

666
WEHW40 PHEB 281022
HIZ001>003-005>009-012>014-016>021-023>026-281222-
/O.CON.PHEB.TS.W.0001.000000T0000Z-000000T0000Z/

BULLETIN
TSUNAMI MESSAGE NUMBER 9
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
1216 AM HST SUN OCT 28 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI WARNING SUPPLEMENT

A TSUNAMI WARNING CONTINUES IN EFFECT FOR THE STATE OF HAWAII.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY

REPORTS OF 4FT OSCILLATIONS CONTINUING AT WAILOA HARBOR NEAR HILO
ON THE BIG ISLAND

GAUGE LOCATION LAT LON TIME AMPL PER
------------------- ----- ------ ----- --------------- -----
HONOLULU OAHU 21.3N 157.9W 0903Z 0.15M / 0.5FT 12MIN
MOKUOLOE OAHU 21.4N 157.8W 0858Z 0.08M / 0.2FT 08MIN
MIDWAY 28.2N 177.4W 0923Z 0.09M / 0.3FT 10MIN
HILO HAWAII 19.7N 155.1W 0853Z 0.37M / 1.2FT 16MIN
KAWAIHAE HAWAII 20.0N 155.8W 0931Z 0.43M / 1.4FT 08MIN
KAHULUI MAUI 20.9N 156.5W 0907Z 0.76M / 2.5FT 12MIN
WAIANAE HI 21.4N 158.2W 0855Z 0.16M / 0.6FT 06MIN
HALEIWA HI 21.6N 158.1W 0844Z 0.43M / 1.4FT 10MIN
HANALEI HI 22.2N 159.5W 0843Z 0.17M / 0.6FT 22MIN
MAKAPU'U HI 21.3N 157.7W 0849Z 0.41M / 1.3FT 08MIN
DART 46410 57.6N 143.8W 0428Z 0.03M / 0.1FT 32MIN
DART 46409 55.3N 148.5W 0444Z 0.02M / 0.1FT 38MIN
DART 46403 52.7N 156.9W 0528Z 0.02M / 0.1FT 26MIN
DART 46402 51.1N 164.0W 0609Z 0.02M / 0.1FT 24MIN
DART 46404 45.9N 128.8W 0423Z 0.05M / 0.1FT 30MIN
DART 46407 42.6N 128.9W 0456Z 0.07M / 0.2FT 28MIN
SITKA AK 57.1N 135.3W 0542Z 0.09M / 0.3FT 30MIN
CRESCENT CITY CA 41.7N 124.2W 0736Z 0.42M / 1.4FT 24MIN
DART 46419 48.8N 129.6W 0344Z 0.07M / 0.2FT 20MIN
ARENA COVE CA 38.9N 123.7W 0633Z 0.32M / 1.1FT 06MIN
WINTER HARBOUR BC 50.5N 128.0W 0413Z 0.23M / 0.8FT 30MIN
LANGARA POINT BC 54.2N 133.1W 0424Z 0.20M / 0.7FT 26MIN

LAT - LATITUDE (N-NORTH, S-SOUTH)
LON - LONGITUDE (E-EAST, W-WEST)
TIME - TIME OF THE MEASUREMENT (Z IS UTC IS GREENWICH TIME)
AMPL - TSUNAMI AMPLITUDE MEASURED RELATIVE TO NORMAL SEA LEVEL.
IT IS ...NOT... CREST-TO-TROUGH WAVE HEIGHT.
VALUES ARE GIVEN IN BOTH METERS(M) AND FEET(FT).
PER - PERIOD OF TIME IN MINUTES(MIN) FROM ONE WAVE TO THE NEXT.

NOTE - DART MEASUREMENTS ARE FROM THE DEEP OCEAN AND THEY
ARE GENERALLY MUCH SMALLER THAN WOULD BE COASTAL
MEASUREMENTS AT SIMILAR LOCATIONS.

EVALUATION

A TSUNAMI HAS BEEN GENERATED THAT COULD CAUSE DAMAGE ALONG
COASTLINES OF ALL ISLANDS IN THE STATE OF HAWAII. URGENT ACTION
SHOULD BE TAKEN TO PROTECT LIVES AND PROPERTY.

A TSUNAMI IS A SERIES OF LONG OCEAN WAVES. EACH INDIVIDUAL WAVE
CREST CAN LAST 5 TO 15 MINUTES OR MORE AND EXTENSIVELY FLOOD
COASTAL AREAS. THE DANGER CAN CONTINUE FOR MANY HOURS AFTER THE
INITIAL WAVE AS SUBSEQUENT WAVES ARRIVE. TSUNAMI WAVE HEIGHTS
CANNOT BE PREDICTED AND THE FIRST WAVE MAY NOT BE THE LARGEST.
TSUNAMI WAVES EFFICIENTLY WRAP AROUND ISLANDS. ALL SHORES ARE AT
RISK NO MATTER WHICH DIRECTION THEY FACE. THE TROUGH OF A TSUNAMI
WAVE MAY TEMPORARILY EXPOSE THE SEAFLOOR BUT THE AREA WILL
QUICKLY FLOOD AGAIN. EXTREMELY STRONG AND UNUSUAL NEARSHORE
CURRENTS CAN ACCOMPANY A TSUNAMI. DEBRIS PICKED UP AND CARRIED
BY A TSUNAMI AMPLIFIES ITS DESTRUCTIVE POWER. SIMULTANEOUS HIGH
TIDES OR HIGH SURF CAN SIGNIFICANTLY INCREASE THE TSUNAMI HAZARD.

THE ESTIMATED ARRIVAL TIME IN HAWAII OF THE FIRST TSUNAMI WAVE IS

1028 PM HST SAT 27 OCT 2012

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.

$$
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • Based on all available data the TSUNAMI threat has decreased and is now at the advisory level and not expected to increase
  • Sea level changes and strong currents MAY still occur along all coasts that could be a hazard to swimmers and boaters as well as to persons near the shore at beaches and in harbors and marinas
  • The threat MAY continue for several hours
  • Messages will be issued hourly or sooner as conditions warrant

Original Message :

677
WEHW40 PHEB 281101
HIZ001>003-005>009-012>014-016>021-023>026-281301-
/O.CAN.PHEB.TS.W.0001.000000T0000Z-000000T0000Z/
/O.NEW.PHEB.TS.Y.0001.121028T1054Z-000000T0000Z/

TSUNAMI MESSAGE NUMBER 10
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
101 AM HST SUN OCT 28 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI ADVISORY

THE TSUNAMI WARNING IS NOW CANCELLED FOR THE STATE OF HAWAII.

A TSUNAMI ADVISORY IS ISSUED FOR THE STATE OF HAWAII EFFECTIVE
AT 1254 AM HST.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

EVALUATION

BASED ON ALL AVAILABLE DATA THE TSUNAMI THREAT HAS DECREASED AND
IS NOW AT THE ADVISORY LEVEL AND NOT EXPECTED TO INCREASE. SEA
LEVEL CHANGES AND STRONG CURRENTS MAY STILL OCCUR ALONG ALL COASTS
THAT COULD BE A HAZARD TO SWIMMERS AND BOATERS AS WELL AS TO PERSONS
NEAR THE SHORE AT BEACHES AND IN HARBORS AND MARINAS. THE THREAT
MAY CONTINUE FOR SEVERAL HOURS.

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.

$$
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • TSUNAMI waves that can be a hazard to swimmers and boaters as well as to persons near the shore at beaches and in harbors and marinas are now affecting the state of hawaii
  • This hazard could continue for several hours
  • The situation is being monitored closely and the advisory will end when the hazard has passed
  • Messages will be issued hourly or sooner as conditions warrant

Original Message :

691
WEHW40 PHEB 281300
HIZ001>003-005>009-012>014-016>021-023>026-281500-
/O.CON.PHEB.TS.Y.0001.000000T0000Z-000000T0000Z/

TSUNAMI MESSAGE NUMBER 12
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
300 AM HST SUN OCT 28 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI ADVISORY SUPPLEMENT

A TSUNAMI ADVISORY CONTINUES IN EFFECT FOR THE STATE OF HAWAII.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

EVALUATION

TSUNAMI WAVES THAT CAN BE A HAZARD TO SWIMMERS AND BOATERS AS
WELL AS TO PERSONS NEAR THE SHORE AT BEACHES AND IN HARBORS AND
MARINAS ARE NOW AFFECTING THE STATE OF HAWAII. THIS HAZARD COULD
CONTINUE FOR SEVERAL HOURS. THE SITUATION IS BEING MONITORED
CLOSELY AND THE ADVISORY WILL END WHEN THE HAZARD HAS PASSED.

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.

$$
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • TSUNAMI waves that can be a hazard to swimmers and boaters as well as to persons near the shore at beaches and in harbors and marinas are now affecting the state of hawaii
  • This hazard could continue for several hours
  • The situation is being monitored closely and the advisory will end when the hazard has passed
  • Messages will be issued hourly or sooner as conditions warrant

Original Message :

686
WEHW40 PHEB 281200
HIZ001>003-005>009-012>014-016>021-023>026-281400-
/O.CON.PHEB.TS.Y.0001.000000T0000Z-000000T0000Z/

TSUNAMI MESSAGE NUMBER 11
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
200 AM HST SUN OCT 28 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI ADVISORY SUPPLEMENT

A TSUNAMI ADVISORY CONTINUES IN EFFECT FOR THE STATE OF HAWAII.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

EVALUATION

TSUNAMI WAVES THAT CAN BE A HAZARD TO SWIMMERS AND BOATERS AS
WELL AS TO PERSONS NEAR THE SHORE AT BEACHES AND IN HARBORS AND
MARINAS ARE NOW AFFECTING THE STATE OF HAWAII. THIS HAZARD COULD
CONTINUE FOR SEVERAL HOURS. THE SITUATION IS BEING MONITORED
CLOSELY AND THE ADVISORY WILL END WHEN THE HAZARD HAS PASSED.

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.

$$
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • TSUNAMI wave heights across the state of HAWAII are now below advisory levels and are continuing to diminish
  • Based on all available data the pacific TSUNAMI warning center is now cancelling the TSUNAMI advisory
  • Smaller sea level changes and strong or unusual currents MAY persist for several additional hours and appropriate caution should be exercised by boaters and swimmers
  • This will be the final message issued for this event unless additional data are received

Original Message :

697
WEHW40 PHEB 281359
TSUHWX
HIZ001>003-005>009-012>014-016>021-023>026-281559-
/O.CAN.PHEB.TS.Y.0001.000000T0000Z-000000T0000Z/
TSUNAMI MESSAGE NUMBER 13
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
359 AM HST SUN OCT 28 2012
TO - CIVIL DEFENSE IN THE STATE OF HAWAII
SUBJECT - FINAL TSUNAMI ADVISORY
THE TSUNAMI ADVISORY IS ENDED FOR THE STATE OF HAWAII EFFECTIVE
AT 0358 AM HST.
AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS
ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT
EVALUATION
TSUNAMI WAVE HEIGHTS ACROSS THE STATE OF HAWAII ARE NOW BELOW
ADVISORY LEVELS AND ARE CONTINUING TO DIMINISH. BASED ON ALL
AVAILABLE DATA THE PACIFIC TSUNAMI WARNING CENTER IS NOW
CANCELLING THE TSUNAMI ADVISORY. SMALLER SEA LEVEL CHANGES AND
STRONG OR UNUSUAL CURRENTS MAY PERSIST FOR SEVERAL ADDITIONAL
HOURS AND APPROPRIATE CAUTION SHOULD BE EXERCISED BY BOATERS AND
SWIMMERS.
THIS WILL BE THE FINAL MESSAGE ISSUED FOR THIS EVENT UNLESS
ADDITIONAL DATA ARE RECEIVED.
$$
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • A TSUNAMI has been generated that could cause damage along coastlines of all ISLANDS in the state of hawaii
  • Urgent action should be taken to protect lives and property
  • A TSUNAMI is a series of long ocean waves
  • Each individual wave crest can last 5 to 15 minutes or more and extensively flood coastal areas
  • The danger can continue for many hours after the initial wave as subsequent waves arrive
  • TSUNAMI wave heights cannot be predicted and the first wave MAY not be the largest
  • TSUNAMI waves efficiently wrap around islands
  • All shores are at risk no matter which direction they face
  • The trough of a TSUNAMI wave MAY temporarily expose the seafloor but the area will quickly flood again
  • Extremely strong and unusual nearshore currents can accompany a tsunami
  • Debris picked up and carried by a TSUNAMI amplifies its destructive power
  • Simultaneous high tides or high surf can significantly increase the TSUNAMI hazard
  • The estimated arrival time in HAWAII of the first TSUNAMI wave is 1028 pm hst sat 27 oct 2012 messages will be issued hourly or sooner as conditions warrant

Original Message :

600
WEHW40 PHEB 280514
HIZ001>003-005>009-012>014-016>021-023>026-280714-
/O.NEW.PHEB.TS.W.0001.121028T0509Z-000000T0000Z/

BULLETIN
TSUNAMI MESSAGE NUMBER 3
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
709 PM HST SAT OCT 27 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI WARNING

A TSUNAMI WARNING IS ISSUED FOR THE STATE OF HAWAII EFFECTIVE AT
0709 PM HST. THIS UPGRADE IS DUE TO THE SEA LEVEL READINGS
RECEIVED AND THE RESULTING CHANGE IN THE HAWAII TSUNAMI
FORECAST.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY

GAUGE LOCATION LAT LON TIME AMPL PER
------------------- ----- ------ ----- --------------- -----
DART 46404 45.9N 128.8W 0417Z 0.05M / 0.2FT 20MIN
LANGARA POINT BC 54.2N 133.1W 0424Z 0.20M / 0.7FT 26MIN
DART 46419 48.8N 129.6W 0346Z 0.06M / 0.2FT 12MIN

LAT - LATITUDE (N-NORTH, S-SOUTH)
LON - LONGITUDE (E-EAST, W-WEST)
TIME - TIME OF THE MEASUREMENT (Z IS UTC IS GREENWICH TIME)
AMPL - TSUNAMI AMPLITUDE MEASURED RELATIVE TO NORMAL SEA LEVEL.
IT IS ...NOT... CREST-TO-TROUGH WAVE HEIGHT.
VALUES ARE GIVEN IN BOTH METERS(M) AND FEET(FT).
PER - PERIOD OF TIME IN MINUTES(MIN) FROM ONE WAVE TO THE NEXT.

NOTE - DART MEASUREMENTS ARE FROM THE DEEP OCEAN AND THEY
ARE GENERALLY MUCH SMALLER THAN WOULD BE COASTAL
MEASUREMENTS AT SIMILAR LOCATIONS.

EVALUATION

A TSUNAMI HAS BEEN GENERATED THAT COULD CAUSE DAMAGE ALONG
COASTLINES OF ALL ISLANDS IN THE STATE OF HAWAII. URGENT ACTION
SHOULD BE TAKEN TO PROTECT LIVES AND PROPERTY.

A TSUNAMI IS A SERIES OF LONG OCEAN WAVES. EACH INDIVIDUAL WAVE
CREST CAN LAST 5 TO 15 MINUTES OR MORE AND EXTENSIVELY FLOOD
COASTAL AREAS. THE DANGER CAN CONTINUE FOR MANY HOURS AFTER THE
INITIAL WAVE AS SUBSEQUENT WAVES ARRIVE. TSUNAMI WAVE HEIGHTS
CANNOT BE PREDICTED AND THE FIRST WAVE MAY NOT BE THE LARGEST.
TSUNAMI WAVES EFFICIENTLY WRAP AROUND ISLANDS. ALL SHORES ARE AT
RISK NO MATTER WHICH DIRECTION THEY FACE. THE TROUGH OF A TSUNAMI
WAVE MAY TEMPORARILY EXPOSE THE SEAFLOOR BUT THE AREA WILL
QUICKLY FLOOD AGAIN. EXTREMELY STRONG AND UNUSUAL NEARSHORE
CURRENTS CAN ACCOMPANY A TSUNAMI. DEBRIS PICKED UP AND CARRIED
BY A TSUNAMI AMPLIFIES ITS DESTRUCTIVE POWER. SIMULTANEOUS HIGH
TIDES OR HIGH SURF CAN SIGNIFICANTLY INCREASE THE TSUNAMI HAZARD.

THE ESTIMATED ARRIVAL TIME IN HAWAII OF THE FIRST TSUNAMI WAVE IS

1028 PM HST SAT 27 OCT 2012

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.

$$
=03

2022-09-16 12:13 link


Original Message :

589
WEIO22 WIIX 280435
INARTSP PRELIMINARY SERVICE - SYSTEM IN REVIEW PHASE - INARTSP PRELIMINAR=
Y SERVICE

RTSP-INATEWS-20121028-0434-002
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
TSUNAMI BULLETIN NOTIFICATION NUMBER 2
ISSUED BY THE
REGIONAL TSUNAMI SERVICE PROVIDER - RTSP INDONESIA (INATEWS-BMKG)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ISSUED AT 0434 UTC SUNDAY 28 OCTOBER 2012

TO : INDIAN OCEAN NATIONAL TSUNAMI WARNING CENTRES (NTWCS)
FROM: RTSP INDONESIA

NOTIFICATION:
RTSP INDONESIA HAS JUST ISSUED TSUNAMI BULLETIN NUMBER 2 FOR THE INDIAN
OCEAN, BASED ON THE FOLLOWING EARTHQUAKE EVENT:


EARTHQUAKE INFORMATION (UPDATED)
MAGNITUDE: 7.3 MWP
DEPTH: 19KM
DATE: 28 OCT 2012
ORIGIN TIME: 0304 UTC
LATITUDE: 52.78N
LONGITUDE: 131.04W
LOCATION: QUEENCHARLOTTEISLANDSREGION

TO VIEW THE BULLETIN GO TO THE RTSP INDONESIA WEBSITE AT:
HTTP://RTSP.BMKG.GO.ID

NOTE: THIS IS A RESTRICTED-ACCESS WEBSITE CONTAINING TECHNICAL DATA FOR N=
ATIONAL TSUNAMI WARNING CENTRES ONLY.
IT IS NOT FOR GENERAL PUBLIC ACCESS.

GENERAL PUBLIC INFORMATION FOR THIS EVENT IS AVAILABLE FROM:
INDONESIA TSUNAMI EARLY WARNING SYSTEM (INATEWS)
METEOROLOGICAL CLIMATOLOGICAL AND GEOPHYSICAL AGENCY (BMKG)
ADDRESS: JL. ANGKASA I NO.2 KEMAYORAN, JAKARTA, INDONESIA, 10720
TEL.: 62 (21) 65867045
FAX: 62 (21) 6546316
P.O. BOX 3540 JAKARTA
WEBSITE: HTTP://INATEWS.BMKG.GO.ID
HTTP://WWW.BMKG.GO.ID
EMAIL : INARTSP@BMKG.GO.ID
MONITRTWP@BMKG.GO.ID

INARTSP PRELIMINARY SERVICE - SYSTEM IN REVIEW PHASE - INARTSP PRELIMINAR=
Y SERVICE

END OF NOTIFICATION MESSAGE
--------------------------------------------------------------
=03

2022-09-16 12:13 link


Original Message :

587
WEIO22 WIIX 280427
INARTSP PRELIMINARY SERVICE - SYSTEM IN REVIEW PHASE - INARTSP PRELIMINAR=
Y SERVICE

RTSP-INATEWS-20121028-0423-001
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
TSUNAMI BULLETIN NOTIFICATION NUMBER 1
ISSUED BY THE
REGIONAL TSUNAMI SERVICE PROVIDER - RTSP INDONESIA (INATEWS-BMKG)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ISSUED AT 0423 UTC SUNDAY 28 OCTOBER 2012

TO : INDIAN OCEAN NATIONAL TSUNAMI WARNING CENTRES (NTWCS)
FROM: RTSP INDONESIA

NOTIFICATION:
RTSP INDONESIA HAS JUST ISSUED TSUNAMI BULLETIN NUMBER 1 FOR THE INDIAN
OCEAN, BASED ON THE FOLLOWING EARTHQUAKE EVENT:


EARTHQUAKE INFORMATION (PRELIMINARY)
MAGNITUDE: 7.3 MWP
DEPTH: 19KM
DATE: 28 OCT 2012
ORIGIN TIME: 0304 UTC
LATITUDE: 52.78N
LONGITUDE: 131.04W
LOCATION: QUEENCHARLOTTEISLANDSREGION

TO VIEW THE BULLETIN GO TO THE RTSP INDONESIA WEBSITE AT:
HTTP://RTSP.BMKG.GO.ID

NOTE: THIS IS A RESTRICTED-ACCESS WEBSITE CONTAINING TECHNICAL DATA FOR N=
ATIONAL TSUNAMI WARNING CENTRES ONLY.
IT IS NOT FOR GENERAL PUBLIC ACCESS.

GENERAL PUBLIC INFORMATION FOR THIS EVENT IS AVAILABLE FROM:
INDONESIA TSUNAMI EARLY WARNING SYSTEM (INATEWS)
METEOROLOGICAL CLIMATOLOGICAL AND GEOPHYSICAL AGENCY (BMKG)
ADDRESS: JL. ANGKASA I NO.2 KEMAYORAN, JAKARTA, INDONESIA, 10720
TEL.: 62 (21) 65867045
FAX: 62 (21) 6546316
P.O. BOX 3540 JAKARTA
WEBSITE: HTTP://INATEWS.BMKG.GO.ID
HTTP://WWW.BMKG.GO.ID
EMAIL : INARTSP@BMKG.GO.ID
MONITRTWP@BMKG.GO.ID

INARTSP PRELIMINARY SERVICE - SYSTEM IN REVIEW PHASE - INARTSP PRELIMINAR=
Y SERVICE

END OF NOTIFICATION MESSAGE
--------------------------------------------------------------
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • The west coast and alaska TSUNAMI warning center has issued a regional TSUNAMI warning and/or watch and/or advisory for other parts of the pacific located closer to the earthquake
  • Based on all available data there is no destructive TSUNAMI threat to hawaii
  • However some coastal areas in HAWAII could experience small non-destructive sea level changes and strong or unusual currents lasting up to several hours
  • The estimated time such effects might begin is 1028 pm hst sat 27 oct 2012 this will be the only statement issued for this event unless additional data are received

Original Message :

580
WEHW42 PHEB 280345
HIZ001>003-005>009-012>014-016>021-023>026-280545-

TSUNAMI INFORMATION STATEMENT NUMBER 2
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
545 PM HST SAT OCT 27 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI INFORMATION STATEMENT

THIS STATEMENT IS FOR INFORMATION ONLY. NO ACTION REQUIRED.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.9 NORTH 131.9 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT

EVALUATION

THE WEST COAST AND ALASKA TSUNAMI WARNING CENTER HAS ISSUED A
REGIONAL TSUNAMI WARNING AND/OR WATCH AND/OR ADVISORY FOR OTHER
PARTS OF THE PACIFIC LOCATED CLOSER TO THE EARTHQUAKE. BASED ON
ALL AVAILABLE DATA THERE IS NO DESTRUCTIVE TSUNAMI THREAT TO
HAWAII.

HOWEVER... SOME COASTAL AREAS IN HAWAII COULD EXPERIENCE SMALL
NON-DESTRUCTIVE SEA LEVEL CHANGES AND STRONG OR UNUSUAL CURRENTS
LASTING UP TO SEVERAL HOURS. THE ESTIMATED TIME SUCH EFFECTS
MIGHT BEGIN IS

1028 PM HST SAT 27 OCT 2012

THIS WILL BE THE ONLY STATEMENT ISSUED FOR THIS EVENT UNLESS
ADDITIONAL DATA ARE RECEIVED.

$$
=03

2022-09-16 12:13 message from NTWC link


Original Message :

578
WEPA42 PHEB 280341
TSUNAMI BULLETIN NUMBER 003
PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS
ISSUED AT 0341Z 28 OCT 2012

THIS BULLETIN APPLIES TO AREAS WITHIN AND BORDERING THE PACIFIC
OCEAN AND ADJACENT SEAS...EXCEPT ALASKA...BRITISH COLUMBIA...
WASHINGTON...OREGON AND CALIFORNIA.

.. TSUNAMI INFORMATION BULLETIN ...

THIS BULLETIN IS FOR INFORMATION ONLY.

THIS BULLETIN IS ISSUED AS ADVICE TO GOVERNMENT AGENCIES. ONLY
NATIONAL AND LOCAL GOVERNMENT AGENCIES HAVE THE AUTHORITY TO MAKE
DECISIONS REGARDING THE OFFICIAL STATE OF ALERT IN THEIR AREA AND
ANY ACTIONS TO BE TAKEN IN RESPONSE.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0304Z 28 OCT 2012
COORDINATES - 52.9 NORTH 131.9 WEST
DEPTH - 10 KM
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7

EVALUATION

NO DESTRUCTIVE WIDESPREAD TSUNAMI THREAT EXISTS BASED ON
HISTORICAL EARTHQUAKE AND TSUNAMI DATA.

HOWEVER - THE WEST COAST/ALASKA TSUNAMI WARNING CENTER HAS
ISSUED A REGIONAL WARNING FOR COASTS LOCATED NEAR THE EARTHQUAKE.
THIS CENTER WILL CONTINUE TO MONITOR THE SITUATION BUT DOES NOT
EXPECT A WIDER THREAT TO OCCUR.

THIS WILL BE THE ONLY BULLETIN ISSUED FOR THIS EVENT UNLESS
ADDITIONAL INFORMATION BECOMES AVAILABLE.

THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE PRODUCTS
FOR ALASKA...BRITISH COLUMBIA...WASHINGTON...OREGON...CALIFORNIA.
=03

2022-09-16 12:13 link


Original Message :

572
WEIO24 AMMC 280333
---------------------------------------------------------------------
TSUNAMI BULLETIN NOTIFICATION MESSAGE NUMBER 2
REGIONAL TSUNAMI SERVICE PROVIDER - RTSP AUSTRALIA [JATWC]
ISSUED AT 03:33 UTC SUNDAY 28 OCTOBER 2012
---------------------------------------------------------------------
TO: INDIAN OCEAN NATIONAL TSUNAMI WARNING CENTRES [NTWCs]
FROM: RTSP AUSTRALIA

NOTIFICATION:
RTSP AUSTRALIA HAS JUST ISSUED TSUNAMI BULLETIN NUMBER 2 FOR THE
INDIAN OCEAN, BASED ON THE FOLLOWING EARTHQUAKE EVENT:

MAGNITUDE: 7.7 MWP
DEPTH: 50KM
DATE: 28 OCT 2012
ORIGIN TIME: 0304 UTC
LATITUDE: 52.710N
LONGITUDE: 130.490W
LOCATION: HAIDA GWAII REGION

TO VIEW THE BULLETIN GO TO THE RTSP AUSTRALIA WEBSITE AT:

http://reg.bom.gov.au/tsunami/rtsp/index.shtml

NOTE: THIS IS A RESTRICTED-ACCESS WEBSITE CONTAINING TECHNICAL DATA
FOR NATIONAL TSUNAMI WARNING CENTRES ONLY. IT IS NOT FOR GENERAL
PUBLIC ACCESS.

GENERAL PUBLIC INFORMATION FOR THIS EVENT IS AVAILABLE FROM:

JOINT AUSTRALIAN TSUNAMI WARNING CENTRE [JATWC]
BUREAU OF METEOROLOGY
MELBOURNE, AUSTRALIA
http://www.bom.gov.au/tsunami

END OF NOTIFICATION MESSAGE
---------------------------------------------------------------------
=03

2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • Based on all available data a destructive pacific-wide TSUNAMI is not expected and there is no TSUNAMI threat to hawaii
  • Repeat
  • A destructive pacific-wide TSUNAMI is not expected and there is no TSUNAMI threat to hawaii
  • This will be the only statement issued for this event unless additional data are received

Original Message :

568
WEHW42 PHEB 280321
HIZ001>003-005>009-012>014-016>021-023>026-280521-

TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
521 PM HST SAT OCT 27 2012

TO - CIVIL DEFENSE IN THE STATE OF HAWAII

SUBJECT - TSUNAMI INFORMATION STATEMENT

THIS STATEMENT IS FOR INFORMATION ONLY. NO ACTION REQUIRED.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.9 NORTH 131.9 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.1 MOMENT

EVALUATION

BASED ON ALL AVAILABLE DATA A DESTRUCTIVE PACIFIC-WIDE TSUNAMI IS
NOT EXPECTED AND THERE IS NO TSUNAMI THREAT TO HAWAII. REPEAT. A
DESTRUCTIVE PACIFIC-WIDE TSUNAMI IS NOT EXPECTED AND THERE IS NO
TSUNAMI THREAT TO HAWAII.

THIS WILL BE THE ONLY STATEMENT ISSUED FOR THIS EVENT UNLESS
ADDITIONAL DATA ARE RECEIVED.

$$
=03

2022-09-16 12:13 message from NTWC link


Original Message :

567
WEPA42 PHEB 280320

TSUNAMI BULLETIN NUMBER 002
PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS
ISSUED AT 0320Z 28 OCT 2012

THIS BULLETIN APPLIES TO AREAS WITHIN AND BORDERING THE PACIFIC
OCEAN AND ADJACENT SEAS...EXCEPT ALASKA...BRITISH COLUMBIA...
WASHINGTON...OREGON AND CALIFORNIA.

.. TSUNAMI INFORMATION BULLETIN ...

THIS BULLETIN IS FOR INFORMATION ONLY.

THIS BULLETIN IS ISSUED AS ADVICE TO GOVERNMENT AGENCIES. ONLY
NATIONAL AND LOCAL GOVERNMENT AGENCIES HAVE THE AUTHORITY TO MAKE
DECISIONS REGARDING THE OFFICIAL STATE OF ALERT IN THEIR AREA AND
ANY ACTIONS TO BE TAKEN IN RESPONSE.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

NOTE WITH REVISED MAGNITUDE!

ORIGIN TIME - 0304Z 28 OCT 2012
COORDINATES - 52.9 NORTH 131.9 WEST
DEPTH - 10 KM
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.1

EVALUATION

A WIDESPREAD DESTRUCTIVE TSUNAMI THREAT DOES NOT EXIST BASED ON
HISTORICAL EARTHQUAKE AND TSUNAMI DATA.

THE WEST COAST AND ALASKA TSUNAMI WARNING CENTER WILL ISSUE
INFORMATION REGARDING ANY LOCAL TSUNAMI THREAT TO COASTS NEAR
THE EARTHQUAKE EPICENTER.

THIS WILL BE THE ONLY BULLETIN ISSUED FOR THIS EVENT UNLESS
ADDITIONAL INFORMATION BECOMES AVAILABLE.

THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE PRODUCTS
FOR ALASKA...BRITISH COLUMBIA...WASHINGTON...OREGON...CALIFORNIA.
=03

2022-09-16 12:13 link


Original Message :

563
WEIO24 AMMC 280317
---------------------------------------------------------------------
TSUNAMI BULLETIN NOTIFICATION MESSAGE NUMBER 1
REGIONAL TSUNAMI SERVICE PROVIDER - RTSP AUSTRALIA [JATWC]
ISSUED AT 03:17 UTC SUNDAY 28 OCTOBER 2012
---------------------------------------------------------------------
TO: INDIAN OCEAN NATIONAL TSUNAMI WARNING CENTRES [NTWCs]
FROM: RTSP AUSTRALIA

NOTIFICATION:
RTSP AUSTRALIA HAS JUST ISSUED TSUNAMI BULLETIN NUMBER 1 FOR THE
INDIAN OCEAN, BASED ON THE FOLLOWING EARTHQUAKE EVENT:

MAGNITUDE: 6.9 MWP
DEPTH: 9KM
DATE: 28 OCT 2012
ORIGIN TIME: 0304 UTC
LATITUDE: 52.800N
LONGITUDE: 131.800W
LOCATION: HAIDA GWAII REGION

TO VIEW THE BULLETIN GO TO THE RTSP AUSTRALIA WEBSITE AT:

http://reg.bom.gov.au/tsunami/rtsp/index.shtml

NOTE: THIS IS A RESTRICTED-ACCESS WEBSITE CONTAINING TECHNICAL DATA
FOR NATIONAL TSUNAMI WARNING CENTRES ONLY. IT IS NOT FOR GENERAL
PUBLIC ACCESS.

GENERAL PUBLIC INFORMATION FOR THIS EVENT IS AVAILABLE FROM:

JOINT AUSTRALIAN TSUNAMI WARNING CENTRE [JATWC]
BUREAU OF METEOROLOGY
MELBOURNE, AUSTRALIA
http://www.bom.gov.au/tsunami

END OF NOTIFICATION MESSAGE
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2022-09-16 12:13 link


Original Message :

562
WEIO20 DEMS 280313
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TSUNAMI BULLETIN NOTIFICATION MESSAGE NUMBER 1
REGIONAL TSUNAMI ADVISORY SERVICE PROVIDER RTSP INDIA (ITEWC)
ISSUED AT: 0313 UTC SUNDAY 28 OCTOBER 2012
--------------------------------------------------------------------

TO: INDIAN OCEAN NATIONAL TSUNAMI WARNING CENTRES (NTWCS)
FROM: RTSP INDIA

NOTIFICATION:
RTSP INDIA HAS JUST ISSUED TSUNAMI BULLETIN NUMBER 1 FOR THE INDIAN
OCEAN, BASED ON THE FOLLOWING EARTHQUAKE EVENT:

MAGNITUDE: 7.3 MW(MB)
DEPTH: 52 KM
DATE: 28 OCT 2012
ORIGIN TIME: 03 04 UTC
LATITUDE: 52.83 N
LONGITUDE: 131.8 W
LOCATION: QUEEN CHARLOTTE ISLANDS REGION

TO VIEW THE BULLETIN GO TO THE RTSP INDIA WEBSITE AT:
WWW.INCOIS.GOV.IN/INCOIS/TSUNAMI/LOGIN.JSP?DSSID=3DDSS12102803
0400&PID=3DRTWP

NOTE: THIS IS A RESTRICTED-ACCESS WEBSITE CONTAINING TECHNICAL DATA
FOR NATIONAL TSUNAMI WARNING CENTRES ONLY. IT IS NOT FOR GENERAL
PUBLIC ACCESS.

GENERAL PUBLIC INFORMATION FOR THIS EVENT IS AVAILABLE FROM:

INDIAN TSUNAMI EARLY WARNING CENTRE (ITEWC)
INDIAN NATIONAL CENTRE FOR OCEAN INFORMATION SERVICES (INCOIS)
ADDRESS:"OCEAN VALLEY", PRAGATHI NAGAR (BO), NIZAMPET (SO),
HYDERABAD - 500 090, INDIA.
PHONE: 91-40-23895011
FAX: 91-40-23895012
EMAIL: TSUNAMI@INCOIS.GOV.IN
WEB: WWW.INCOIS.GOV.IN

END OF NOTIFICATION MESSAGE
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2022-09-16 12:13 message from NTWC link


Original Message :

557
WEPA42 PHEB 280313

TSUNAMI BULLETIN NUMBER 001
PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS
ISSUED AT 0313Z 28 OCT 2012

THIS BULLETIN APPLIES TO AREAS WITHIN AND BORDERING THE PACIFIC
OCEAN AND ADJACENT SEAS...EXCEPT ALASKA...BRITISH COLUMBIA...
WASHINGTON...OREGON AND CALIFORNIA.

.. TSUNAMI INFORMATION BULLETIN ...

THIS BULLETIN IS FOR INFORMATION ONLY.

THIS BULLETIN IS ISSUED AS ADVICE TO GOVERNMENT AGENCIES. ONLY
NATIONAL AND LOCAL GOVERNMENT AGENCIES HAVE THE AUTHORITY TO MAKE
DECISIONS REGARDING THE OFFICIAL STATE OF ALERT IN THEIR AREA AND
ANY ACTIONS TO BE TAKEN IN RESPONSE.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS

ORIGIN TIME - 0304Z 28 OCT 2012
COORDINATES - 52.9 NORTH 131.9 WEST
DEPTH - 10 KM
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.1

EVALUATION

A WIDESPREAD DESTRUCTIVE TSUNAMI THREAT DOES NOT EXIST BASED ON
HISTORICAL EARTHQUAKE AND TSUNAMI DATA.

THE WEST COAST AND ALASKA TSUNAMI WARNING CENTER WILL ISSUE
INFORMATION REGARDING ANY LOCAL TSUNAMI THREAT TO COASTS NEAR
THE EARTHQUAKE EPICENTER.

THIS WILL BE THE ONLY BULLETIN ISSUED FOR THIS EVENT UNLESS
ADDITIONAL INFORMATION BECOMES AVAILABLE.

THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE PRODUCTS
FOR ALASKA...BRITISH COLUMBIA...WASHINGTON...OREGON...CALIFORNIA.
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2022-09-16 12:13 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • A TSUNAMI has been generated that could cause damage along coastlines of all ISLANDS in the state of hawaii
  • Urgent action should be taken to protect lives and property
  • A TSUNAMI is a series of long ocean waves
  • Each individual wave crest can last 5 to 15 minutes or more and extensively flood coastal areas
  • The danger can continue for many hours after the initial wave as subsequent waves arrive
  • TSUNAMI wave heights cannot be predicted and the first wave MAY not be the largest
  • TSUNAMI waves efficiently wrap around islands
  • All shores are at risk no matter which direction they face
  • The trough of a TSUNAMI wave MAY temporarily expose the seafloor but the area will quickly flood again
  • Extremely strong and unusual nearshore currents can accompany a tsunami
  • Debris picked up and carried by a TSUNAMI amplifies its destructive power
  • Simultaneous high tides or high surf can significantly increase the TSUNAMI hazard
  • The estimated arrival time in HAWAII of the first TSUNAMI wave is 1028 pm hst sat 27 oct 2012 messages will be issued hourly or sooner as conditions warrant

Original Message :

612
WEHW40 PHEB 280613
TSUHWX
HIZ001>003-005>009-012>014-016>021-023>026-280813-
/O.CON.PHEB.TS.W.0001.000000T0000Z-000000T0000Z/
BULLETIN
TSUNAMI MESSAGE NUMBER 4
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
812 PM HST SAT OCT 27 2012
TO - CIVIL DEFENSE IN THE STATE OF HAWAII
SUBJECT - TSUNAMI WARNING SUPPLEMENT
A TSUNAMI WARNING CONTINUES IN EFFECT FOR THE STATE OF HAWAII.
AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS
ORIGIN TIME - 0504 PM HST 27 OCT 2012
COORDINATES - 52.8 NORTH 131.8 WEST
LOCATION - QUEEN CHARLOTTE ISLANDS REGION
MAGNITUDE - 7.7 MOMENT
MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY
GAUGE LOCATION LAT LON TIME AMPL PER
------------------- ----- ------ ----- --------------- -----
WINTER HARBOUR BC 50.5N 128.0W 0413Z 0.23M / 0.8FT 30MIN
DART 46404 45.9N 128.8W 0417Z 0.05M / 0.2FT 20MIN
LANGARA POINT BC 54.2N 133.1W 0424Z 0.20M / 0.7FT 26MIN
DART 46419 48.8N 129.6W 0346Z 0.06M / 0.2FT 12MIN
LAT - LATITUDE (N-NORTH, S-SOUTH)
LON - LONGITUDE (E-EAST, W-WEST)
TIME - TIME OF THE MEASUREMENT (Z IS UTC IS GREENWICH TIME)
AMPL - TSUNAMI AMPLITUDE MEASURED RELATIVE TO NORMAL SEA LEVEL.
IT IS ...NOT... CREST-TO-TROUGH WAVE HEIGHT.
VALUES ARE GIVEN IN BOTH METERS(M) AND FEET(FT).
PER - PERIOD OF TIME IN MINUTES(MIN) FROM ONE WAVE TO THE NEXT.
NOTE - DART MEASUREMENTS ARE FROM THE DEEP OCEAN AND THEY
ARE GENERALLY MUCH SMALLER THAN WOULD BE COASTAL
MEASUREMENTS AT SIMILAR LOCATIONS.
EVALUATION
A TSUNAMI HAS BEEN GENERATED THAT COULD CAUSE DAMAGE ALONG
COASTLINES OF ALL ISLANDS IN THE STATE OF HAWAII. URGENT ACTION
SHOULD BE TAKEN TO PROTECT LIVES AND PROPERTY.
A TSUNAMI IS A SERIES OF LONG OCEAN WAVES. EACH INDIVIDUAL WAVE
CREST CAN LAST 5 TO 15 MINUTES OR MORE AND EXTENSIVELY FLOOD
COASTAL AREAS. THE DANGER CAN CONTINUE FOR MANY HOURS AFTER THE
INITIAL WAVE AS SUBSEQUENT WAVES ARRIVE. TSUNAMI WAVE HEIGHTS
CANNOT BE PREDICTED AND THE FIRST WAVE MAY NOT BE THE LARGEST.
TSUNAMI WAVES EFFICIENTLY WRAP AROUND ISLANDS. ALL SHORES ARE AT
RISK NO MATTER WHICH DIRECTION THEY FACE. THE TROUGH OF A TSUNAMI
WAVE MAY TEMPORARILY EXPOSE THE SEAFLOOR BUT THE AREA WILL
QUICKLY FLOOD AGAIN. EXTREMELY STRONG AND UNUSUAL NEARSHORE
CURRENTS CAN ACCOMPANY A TSUNAMI. DEBRIS PICKED UP AND CARRIED
BY A TSUNAMI AMPLIFIES ITS DESTRUCTIVE POWER. SIMULTANEOUS HIGH
TIDES OR HIGH SURF CAN SIGNIFICANTLY INCREASE THE TSUNAMI HAZARD.
THE ESTIMATED ARRIVAL TIME IN HAWAII OF THE FIRST TSUNAMI WAVE IS
1028 PM HST SAT 27 OCT 2012
MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.
$$
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