000 WEHW40 PHEB 311258 TSUHWX HIZ001>003-005>009-012>014-016>021-023>026-311458- /O.CAN.PHEB.TS.W.0001.000000T0000Z-000000T0000Z/ /O.NEW.PHEB.TS.A.0001.120831T1257Z-000000T0000Z/ BULLETIN TSUNAMI MESSAGE NUMBER 1 NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI 257 AM HST FRI AUG 31 2012 TO - CIVIL DEFENSE IN THE STATE OF HAWAII SUBJECT - TSUNAMI WATCH A TSUNAMI WATCH IS ISSUED FOR THE STATE OF HAWAII EFFECTIVE AT 0257 AM HST. AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS ORIGIN TIME - 0248 AM HST 31 AUG 2012 COORDINATES - 10.9 NORTH 127.1 EAST LOCATION - PHILIPPINE ISLANDS REGION MAGNITUDE - 7.9 MOMENT EVALUATION BASED ON ALL AVAILABLE DATA A TSUNAMI MAY HAVE BEEN GENERATED BY THIS EARTHQUAKE THAT COULD BE DESTRUCTIVE ON COASTAL AREAS EVEN FAR FROM THE EPICENTER. AN INVESTIGATION IS UNDERWAY TO DETERMINE IF THERE IS A TSUNAMI THREAT TO HAWAII. IF TSUNAMI WAVES IMPACT HAWAII THE ESTIMATED EARLIEST ARRIVAL OF THE FIRST TSUNAMI WAVE IS 1228 PM HST FRI 31 AUG 2012 MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT. $$