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Originally posted by lucentenigma
Originally posted by Phage
reply to post by lucentenigma
Yup. It updated right after I posted.
Do you know how long a tsunami would take to reach Hawaii from Samoa?
I guesstimate the distance at about 2000 miles.
BULLETIN
TSUNAMI MESSAGE NUMBER 1
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
805 AM HST TUE SEP 29 2009
TO - CIVIL DEFENSE IN THE STATE OF HAWAII
SUBJECT - TSUNAMI WATCH
A TSUNAMI WATCH IS ISSUED FOR THE STATE OF HAWAII EFFECTIVE AT
0805 AM HST.
AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS
ORIGIN TIME - 0748 AM HST 29 SEP 2009
COORDINATES - 15.3 SOUTH 171.0 WEST
LOCATION - SAMOA 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
0111 PM HST TUE 29 SEP 2009
MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.
BULLETIN
TSUNAMI MESSAGE NUMBER 2
NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI
857 AM HST TUE SEP 29 2009
TO - CIVIL DEFENSE IN THE STATE OF HAWAII
SUBJECT - TSUNAMI WATCH SUPPLEMENT
A TSUNAMI WATCH CONTINUES IN EFFECT FOR THE STATE OF HAWAII.
AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS
NOTE MOMENT MAGNITUDE INCREASE TO 8.3
ORIGIN TIME - 0748 AM HST 29 SEP 2009
COORDINATES - 15.3 SOUTH 171.0 WEST
LOCATION - SAMOA ISLANDS REGION
MAGNITUDE - 8.3 MOMENT
MAGNITUDE - 8.0 RICHTER (MS)
MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY
GAUGE LOCATION LAT LON TIME AMPL PER
------------------- ----- ------ ----- --------------- -----
APIA UPOLU WS 13.8S 171.8W 1832Z 0.70M / 2.3FT 08MIN
PAGO PAGO AS 14.3S 170.7W 1812Z 1.57M / 5.1FT 04MIN
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
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
0111 PM HST TUE 29 SEP 2009
MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.
BULLETIN -- OFFICIALS: TSUNAMI MAY BE DESTRUCTIVE FAR FROM EPICENTER; INVESTIGATING THREAT TO HAWAII.
PTWC estimated Tsunami arrival time in Fiji 1 hour and New Zealand 2 hours from now.