GRIB2 - TABLE 4.2-10-0

PARAMETERS FOR DISCIPLINE 10
CATEGORY 0

(Oceanographic products, Waves category)

In Section 0, Octet 7 = 10
In Section 4, Octet 10 = 0

Revised 06/30/2022
Red text depicts changes made since 04/28/2021



Number
(In Section 4, octet 11)
Parameter Units
Abbrev
0
Wave Spectra (1)
-
WVSP1
1
Wave Spectra (2) - WVSP2
2
Wave Spectra (3) - WVSP3
3
Significant Height of Combined Wind Waves and Swell
m
HTSGW
4
Direction of Wind Waves
degree true
WVDIR
5
Significant Height of Wind Waves m
WVHGT
6
Mean Period of Wind Waves s
WVPER
7
Direction of Swell Waves degree true
SWDIR
8
Significant Height of Swell Waves m
SWELL
9
Mean Period of Swell Waves s
SWPER
10
Primary Wave Direction
degree true DIRPW
11
Primary Wave Mean Period
s
PERPW
12 Secondary Wave Direction degree true DIRSW
13
Secondary Wave Mean Period s
PERSW
14
Direction of Combined Wind Waves and Swell degree true WWSDIR
15
Mean Period of Combined Wind Waves and Swell s
MWSPER
16 Coefficient of Drag With Waves - CDWW
17 Friction Velocity m s-1 FRICVW
18 Wave Stress N m-2 WSTR
19 Normalised Waves Stress - NWSTR
20 Mean Square Slope of Waves - MSSW
21 U-component Surface Stokes Drift m s-1 USSD
22 V-component Surface Stokes Drift m s-1 VSSD
23 Period of Maximum Individual Wave Height s PMAXWH
24 Maximum Individual Wave Height m MAXWH
25 Inverse Mean Wave Frequency s IMWF
26 Inverse Mean Frequency of The Wind Waves s IMFWW
27 Inverse Mean Frequency of The Total Swell s IMFTSW
28 Mean Zero-Crossing Wave Period s MZWPER
29 Mean Zero-Crossing Period of The Wind Waves s MZPWW
30 Mean Zero-Crossing Period of The Total Swell s MZPTSW
31 Wave Directional Width - WDIRW
32 Directional Width of The Wind Waves - DIRWWW
33 Directional Width of The Total Swell - DIRWTS
34 Peak Wave Period s PWPER
35 Peak Period of The Wind Waves s PPERWW
36 Peak Period of The Total Swell s PPERTS
37 Altimeter Wave Height m ALTWH
38 Altimeter Corrected Wave Height m ALCWH
39 Altimeter Range Relative Correction - ALRRC
40 10 Metre Neutral Wind Speed Over Waves m s-1 MNWSOW
41 10 Metre Wind Direction Over Waves degree true MWDIRW
42 Wave Engery Spectrum m-2 s rad-1 WESP
43 Kurtosis of The Sea Surface Elevation Due to Waves - KSSEW
44 Benjamin-Feir Index - BENINX
45 Spectral Peakedness Factor s-1 SPFTR
46 Peak wave direction ° PWAVEDIR
47 Significant wave height of first swell partition m SWHFSWEL
48 Significant wave height of second swell partition m SWHSSWEL
49 Significant wave height of third swell partition m SWHTSWEL
50 Mean wave period of first swell partition s MWPFSWEL
51 Mean wave period of second swell partition s MWPSSWEL
52 Mean wave period of third swell partition s MWPTSWEL
53 Mean wave direction of first swell partition ° MWDFSWEL
54 Mean wave direction of second swell partition ° MWDSSWEL
55 Mean wave direction of third swell partition ° MWDTSWEL
56 Wave directional width of first swell partition - WDWFSWEL
57 Wave directional width of second swell partition - WDWSSWEL
58 Wave directional width of third swell partition - WDWTSWEL
59 Wave frequency width of first swell partition - WFWFSWEL
60 Wave frequency width of second swell partition - WFWSSWEL
61 Wave frequency width of third swell partition - WFWTSWEL
62 Wave frequency width - WAVEFREW
63 Frequency width of wind waves - FREWWW
64 Frequency width of total swell - FREWTSW
65 Peak Wave Period of First Swell Partition s PWPFSPAR
66 Peak Wave Period of Second Swell Partition s PWPSSPAR
67 Peak Wave Period of Third Swell Partition s PWPTSPAR
68 Peak Wave Direction of First Swell Partition degree true PWDFSPAR
69 Peak Wave Direction of Second Swell Partition degree true PWDFSPAR
70 Peak Wave Direction of First Swell Partition degree true PWDSSPAR
71 Peak Direction of Wind Waves degree true PDWWAVE
72 Peak Direction of Total Swell degree true PDTSWELL
73 Whitecap Fraction fraction WCAPFRAC
74-191 Reserved

192-254
Reserved for Local Use


192 Wave Steepness proportion WSTP
193 Wave Length
WLENG
255
Missing




Notes:

  * Further information concerning the wave parameters can be found in the Guide to Wave Analysis and Forecasting (WMO-No. 702).


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