GRIB2 - TABLE 4.2-2-3

PARAMETERS FOR DISCIPLINE 2
CATEGORY 3

(Land Surface products, Soil category)

In Section 0, Octet 7 = 2
In Section 4, Octet 10 = 3

Revised 12/07/2023
Red text depicts changes made since 06/29/2022



Number
(In Section 4, octet 11)
Parameter Units
Abbrev
0
Soil Type
See Table 4.213
SOTYP
1
Upper Layer Soil Temperature (see Note 1) K
UPLST
2
Upper Layer Soil Moisture (see Note 1) kg m-3
UPLSM
3
Lower Layer Soil Moisture (see Note 1) kg m-3 LOWLSM
4
Bottom Layer Soil Temperature (see Note 1) K
BOTLST
5
Liquid Volumetric Soil Moisture(non-frozen) (see Note 2) Proportion
SOILL
6
Number of Soil Layers in Root Zone Numeric
RLYRS
7
Transpiration Stress-onset (soil moisture) (see Note 2) Proportion SMREF
8
Direct Evaporation Cease (soil moisture) (see Note 2) Proportion SMDRY
9
Soil Porosity (see Note 2) Proportion POROS
10
Liquid Volumetric Soil Moisture (Non-Frozen) m3 m-3 LIQVSM
11
Volumetric Transpiration Stree-Onset(Soil Moisture) m3 m-3 VOLTSO
12
Transpiration Stree-Onset(Soil Moisture) kg m-3 TRANSO
13
Volumetric Direct Evaporation Cease(Soil Moisture) m3 m-3 VOLDEC
14
Direct Evaporation Cease(Soil Moisture) kg m-3 DIREC
15
Soil Porosity m3 m-3 SOILP
16
Volumetric Saturation Of Soil Moisture m3 m-3 VSOSM
17
Saturation Of Soil Moisture kg m-3 SATOSM
18
Soil Temperature K SOILTMP
19
Soil Moisture kg m-3 SOILMOI
20 Column-Integrated Soil Moisture kg m-2 CISOILM
21
Soil Ice kg m-3 SOILICE
22 Column-Integrated Soil Ice kg m-2 CISICE
23 Liquid Water in Snow Pack kg m-2 LWSNWP
24 Frost Index kg day-1 FRSTINX
25 Snow Depth at Elevation Bands kg m-2 SNWDEB
26 Soil Heat Flux W m-2 SHFLX
27 Soil Depth m SOILDEP
28 Snow Temperature K SNOWTMP
29 Ice Temperature K ICETEMP
30 Soil wetness index Numeric SWET
31-191 Reserved

192-254 Reserved for Local Use

192
Liquid Volumetric Soil Moisture (non Frozen)
Proportion
SOILL
193
Number of Soil Layers in Root Zone non-dim
RLYRS
194
Surface Slope Type Index
SLTYP
195
Transpiration Stress-onset (soil moisture) Proportion SMREF
196
Direct Evaporation Cease (soil moisture) Proportion SMDRY
197
Soil Porosity Proportion POROS
198
Direct Evaporation from Bare Soil W m-2 EVBS
199
Land Surface Precipitation Accumulation kg m-2 LSPA
200
Bare Soil Surface Skin temperature K BARET
201
Average Surface Skin Temperature K AVSFT
202
Effective Radiative Skin Temperature K RADT
203
Field Capacity Fraction FLDCP
204
Soil Moisture Availability In The Top Soil Layer % MSTAV
255
Missing




Notes:

(1) Parameter deprecated - See Regulation 92.6.2 and use another parameter instead.

(2) It is not recommended to use this parameter, but to use another one with a more descriptive unit.



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