[Cvengr]

http://www.ndbc.noaa.gov/station_page.php?station=51407&type=2&seriestime=20121028032430

I think I’m reading that properly.

[Cvengr]

Looks like the wave height differential was about 64meters over a 4 minute time span about an hour ago and on a n hourly basis decreasing in time. A 33 m rise, then normal 1 minute later, for 2 minutes, then a 21 meter low the following minute, then next minute a return to normal.