M 4.5 in Chile on 02 Apr 2014 13:00 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.

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2014-04-02 03:01 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
  • Further messages will be issued hourly or sooner as conditions warrant until the threat to HAWAII has passed

Original Message :

943
WEHW40 PHEB 021401
TSUHWX
HIZ001>003-005>009-012>014-016>021-023>026-021601-
/O.CON.PHEB.TS.Y.0001.000000T0000Z-000000T0000Z/

TSUNAMI MESSAGE NUMBER 14
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
401 AM HST WED APR 02 2014

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 - 0301 AM HST 02 APR 2014
COORDINATES - 19.8 SOUTH 70.8 WEST
LOCATION - OFF THE COAST OF NORTHERN CHILE
MAGNITUDE - 8.2 MOMENT

MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY
NOTE: THESE MEASUREMENTS ARE FROM THE FIRST WAVE ARRIVAL AND MAY
INCREASE UPON ARRIVAL OF LATER WAVES

GAUGE LOCATION LAT LON TIME AMPL PER
------------------- ----- ------ ----- --------------- -----
HILO HI 19.7N 155.1W 1349Z 0.22M / 0.7FT 14MIN
KAPOHO HI 19.5N 154.8W 1342Z 0.13M / 0.4FT 14MIN

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.

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.

FURTHER MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS
WARRANT UNTIL THE THREAT TO HAWAII HAS PASSED.

$$
=03