April 2017 - Waves in CMEMS
InSitu
Models
Long Name Variables
Unit
Height
x
x
x
x
x
x
x
x
x
x
x
Generic significant wave height (Hs)
Spectral significant wave height (Hm0)
Average height highest 1/3 wave (H1/3)
Average height highest 1/10 wave (H1/10)
Average zero crossing wave height (Hzm)
Estimated maximum wave height
Maximum zero crossing wave height (Hmax)
Maximum crest trough wave height (Hc,max)
Depth of the deepest trough
Height of the highest crest
m
m
m
m
m
m
m
m
m
m
Energy
x
Wave spectrum peak energy (Smax)
m2 s
Period
Total spectrum
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Spectral moments (-1,0) wave period (Tm-10)
Spectral moments (0,2) wave period (Tm02)
Average zero crossing wave period (Tz)
Generic average wave period
Wave period at spectral peak / peak period (Tp)
Average period highest 1/3 wave (T1/3)
Average period highest 1/10 wave (T1/10)
Maximum wave period (Tmax)
Period of the highest wave (Thmax)
s
s
s
s
s
s
s
s
s
Direction
x
x
x
Mean wave direction from (Mdir)
Wave direction rel. true north
Wave principal direction at spectral peak
Stokes drift U
Stokes drift V
degree
degree
degree
m s-1
m s-1
Steepness
x
Partition
Wind wave or wind sea – WW
x
x
x
Primary swell wave – SW1
x
x
x
Secondary swell wave – SW2
x
x
x
Maximum wave steepness
dimensionless
Spectral significant wind wave height
Spectral moments (0,1) wind wave period
Mean wind wave direction from
m
s
degree
Spectral significant primary swell wave height
Spectral moments (0,1) primary swell wave period
Mean primary swell wave direction from
m
s
degree
Spectral significant secondary swell wave height
Spectral moments (0,1) secondary swell wave period
Mean secondary swell wave direction from
m
s
degree