just a little note:
- *sea_surface_wave_significant_height*Wave height is defined as the
distance from a wave trough to the following wave crest.
>
> NOTE: the is the VERTICAL distance -- difference in elevation between the
bottom of a trough and top of the crest. this wording sounds a lot like a
horizontal distance -- a totally different concept. Anyone that words with
waves knows this, of course, but if we're going to have definitpons they
should be clear to lay people, too.
Significant wave height is a statistic computed from wave measurements
collected during an
> observation period that approximates to the wave height that would be recorded visually by a human observer during that observation period.
>
> this is a bit tricky -- yes, that's what significant wave height means,
but it is often (usually?) used now to mean the height of the highest
third, perhaps that goes in the long name, but I think it should probably
be in the description, as that's how it's actually measured/computed these
days.
-CHB
--
Christopher Barker, Ph.D.
Oceanographer
Emergency Response Division
NOAA/NOS/OR&R (206) 526-6959 voice
7600 Sand Point Way NE (206) 526-6329 fax
Seattle, WA 98115 (206) 526-6317 main reception
Chris.Barker at noaa.gov
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Received on Wed May 04 2016 - 15:46:17 BST