Key information extracted from original GTS message :
- 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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