ECMWF Parameter Code Table 228
1
CIN
Convective inhibition
J kg^-1
15
DNDZN
Minimum vertical gradient of refractivity inside trapping layer
m^-1
16
DNDZA
Mean vertical gradient of refractivity inside trapping layer
m^-1
17
DCTB
Duct base height
m
18
TPLB
Trapping layer base height
m
19
TPLT
Trapping layer top height
m
21
FDIR
Total sky direct solar radiation at surface
J m^-2
22
CDIR
Clear-sky direct solar radiation at surface
J m^-2
23
CBH
Cloud base height
m
24
DEG0L
Zero degree level
m
80
ACO2NEE
Accumulated carbon dioxide net ecosystem exchange
kg m^-2
81
ACO2GPP
Accumulated carbon dioxide gross primary production
kg m^-2
82
ACO2REC
Accumulated carbon dioxide ecosystem respiration
kg m^-2
83
FCO2NEE
Flux of carbon dioxide net ecosystem exchange
kg m^-2 s^-1
84
FCO2GPP
Flux of carbon dioxide gross primary production
kg m^-2 s^-1
85
FCO2REC
Flux of carbon dioxide ecosystem respiration
kg m^-2 s^-1
89
TCRW
Total column rain water
kg m^-2
90
TCSW
Total column snow water
kg m^-2
131
U10N
Neutral wind at 10 m u-component
m s^-1
132
V10N
Neutral wind at 10 m v-component
m s^-1
246
100U
100 metre U wind component
m s^-1
247
100V
100 metre V wind component
m s^-1
ECMWF Parameter Code Table 162
53
VIMA
Vertical integral of mass of atmosphere
kg m^-2
54
VIT
Vertical integral of temperature
K kg m^-2
55
VITCWV
Vertical integral of total column water vapour
kg m^-2
56
VITCLCW
Vertical integral of total column liquid cloud water
kg m^-2
57
VITCFCW
Vertical integral of total column frozen cloud water
kg m^-2
58
VITCO3
Vertical integral of total column ozone
kg m^-2
59
VIKE
Vertical integral of kinetic energy
J m^-2
60
VITHE
Vertical integral of thermal energy
J m^-2
61
VIPIE
Vertical integral of potential+internal energy
J m^-2
62
VIPILE
Vertical integral of potential+internal+latent energy
J m^-2
63
VITOE
Vertical integral of total energy
J m^-2
64
VIEC
Vertical integral of energy conversion
W m^-2
65
VIMAE
Vertical integral of eastward mass flux
kg m^-1 s^-1
66
VIMAN
Vertical integral of northward mass flux
kg m^-1 s^-1
67
VIKEE
Vertical integral of eastward kinetic energy flux
W m^-2
68
VIKEN
Vertical integral of northward kinetic energy flux
W m^-1
69
VITHEE
Vertical integral of eastward heat flux
W m^-1
70
VITHEN
Vertical integral of northward heat flux
W m^-1
71
VIWVE
Vertical integral of eastward water vapour flux
kg m^-1 s^-1
72
VIWVN
Vertical integral of northward water vapour flux
kg m^-1 s^-1
73
VIGE
Vertical integral of eastward geopotential flux
W m^-1
74
VIGN
Vertical integral of northward geopotential flux
W m^-1
75
VITOEE
Vertical integral of eastward total energy flux
W m^-1
76
VITOEN
Vertical integral of northward total energy flux
W m^-1
77
VIOZE
Vertical integral of eastward ozone flux
kg m^-1 s^-1
78
VIOZN
Vertical integral of northward ozone flux
kg m^-1 s^-1
79
VILWD
Vertical integral of divergence of cloud liquid water flux
kg m^-2 s^-1
80
VIIWD
Vertical integral of divergence of cloud frozen water flux
kg m^-2 s^-1
81
VIMAD
Vertical integral of divergence of mass flux
kg m^-2 s^-1
82
VIKED
Vertical integral of divergence of kinetic energy flux
W m^-2
83
VITHED
Vertical integral of divergence of thermal energy flux
W m^-2
84
VIWVD
Vertical integral of divergence of moisture flux
kg m^-2 s^-1
85
VIGD
Vertical integral of divergence of geopotential flux
W m^-2
86
VITOED
Vertical integral of divergence of total energy flux
W m^-2
87
VIOZD
Vertical integral of divergence of ozone flux
kg m^-2 s^-1
88
VILWE
Vertical integral of eastward cloud liquid water flux
kg m^-1 s^-1
89
VILWN
Vertical integral of northward cloud liquid water flux
kg m^-1 s^-1
90
VIIWE
Vertical integral of eastward cloud frozen water flux
kg m^-1 s^-1
91
VIIWN
Vertical integral of northward cloud frozen water flux
kg m^-1 s^-1
92
VIMAT
Vertical integral of mass tendency
kg m^-2 s^-1
ECMWF Parameter Code Table 128
3
PT
Potential temperature
K
8
SRO
Surface runoff
m
9
SSRO
Sub-surface runoff
m
15
ALUVP
UV visible albedo for direct radiation
16
ALUVD
UV visible albedo for diffuse radiation
17
ALNIP
Near IR albedo for direct radiation
18
ALNID
Near IR albedo for diffuse radiation
20
PARCS
Clear sky surface photosynthetically active radiation
W m^-2 s
27
CVL
Low vegetation cover
28
CVH
High vegetation cover
29
TVL
Type of low vegetation
30
TVH
Type of high vegetation
31
CI
Sea-ice cover
32
ASN
Snow albedo
33
RSN
Snow density
kg m^-3
34
SSTK
Sea surface temperature
K
35
ISTL1
Ice surface temperature layer 1
K
36
ISTL2
Ice surface temperature layer 2
K
37
ISTL3
Ice surface temperature layer 3
K
38
ISTL4
Ice surface temperature layer 4
K
39
SWVL1
Volumetric soil water layer 1
m^3 m^-3
ECMWF has a description of the soil water units on their web site
40
SWVL2
Volumetric soil water layer 2
m^3 m^-3
ECMWF has a description of the soil water units on their web site
41
SWVL3
Volumetric soil water layer 3
m^3 m^-3
ECMWF has a description of the soil water units on their web site
42
SWVL4
Volumetric soil water layer 4
m^3 m^-3
ECMWF has a description of the soil water units on their web site
43
SLT
Soil type
44
ES
Snow evaporation
m
Accumulated field
45
SMLT
Snowmelt
m
Accumulated field
49
10FG
Wind gust at 10 metres
m s^-1
Maximum since previous post-processing
50
LSPF
Large-scale precipitation fraction
s
Accumulated field
53
MONT
Montgomery potential
m^2 s^-2
54
PRES
Pressure
Pa
57
UVB
Downward uv radiation at the surface
W m^-2
58
PAR
Photosynthetically active radiation at the surface
W m^-2
59
CAPE
Convective available potential energy
J kg^-1
60
PV
Potential vorticity
K m^2 kg^-1 s^-1
66
LAILV
Leaf area index, low vegetation
m^2 m^-2
67
LAIHV
Leaf area index, high vegetation
m^2 m^-2
74
SDFOR
Standard deviation of filtered subgrid surface geopotential
m
75
CRWC
Specific rain water content
kg kg^-1
76
CSWC
Specific snow water content
kg kg^-1
78
TCLW
Total column liquid water
kg m^-2
79
TCIW
Total column ice water
kg m^-2
129
Z
Geopotential
m^2 s^-2
Orography if at the surface
130
T
Temperature
K
131
U
U velocity
m s^-1
132
V
V velocity
m s^-1
133
Q
Specific humidity
kg kg^-1
134
SP
Surface pressure
Pa
135
W
Vertical velocity
Pa s^-1
136
TCW
Total column water
kg m^-2
Liquid + ice + vapour
137
TCWV
Total column water vapour
kg m^-2
138
VO
Vorticity (relative)
s^-1
139
STL1
Soil temperature level 1
K
Soil temperature (ST) before 1993-08-04
141
SD
Snow depth
m of water equivalent
142
LSP
Stratiform precipitation
m
Accumulated field
143
CP
Convective precipitation
m
Accumulated field
144
SF
Snowfall (convective + stratiform)
m of water equivalent
Accumulated field
145
BLD
Boundary layer dissipation
W m^-2 s
Accumulated field
146
SSHF
Surface sensible heat flux
W m^-2 s
Accumulated field
147
SLHF
Surface latent heat flux
W m^-2 s
Accumulated field
148
CHNK
Charnock
Surface stress (SS) before 1998-05-19
151
MSL
Mean sea-level pressure
Pa
155
D
Divergence
s^-1
157
R
Relative humidity
%
159
BLH
Boundary layer height
m
160
SDOR
Standard deviation of orography
161
ISOR
Anisotropy of sub-gridscale orography
162
ANOR
Angle of sub-gridscale orography
rad
163
SLOR
Slope of sub-gridscale orography
164
TCC
Total cloud cover
165
10U
10 metre U wind component
m s^-1
166
10V
10 metre V wind component
m s^-1
167
2T
2 metre temperature
K
168
2D
2 metre dewpoint temperature
K
169
SSRD
Surface solar radiation downwards
W m^-2 s
170
STL2
Soil temperature level 2
K
Deep soil temperature (DST) before 1993-08-04
172
LSM
Land/sea mask
173
SR
Surface roughness
m
174
AL
Albedo
175
STRD
Surface thermal radiation downwards
W m^-2 s
Accumulated field
176
SSR
Surface solar radiation
W m^-2 s
Accumulated field
177
STR
Surface thermal radiation
W m^-2 s
Accumulated field
178
TSR
Top solar radiation
W m^-2 s
Accumulated field
179
TTR
Top thermal radiation
W m^-2 s
Accumulated field
180
EWSS
East/West surface stress
N m^-2 s
Accumulated field
181
NSSS
North/South surface stress
N m^-2 s
Accumulated field
182
E
Evaporation
m of water
Accumulated field
183
STL3
Soil temperature level 3
K
Climatological deep soil temperature (CDST) before 1993-08-04
186
LCC
Low cloud cover
187
MCC
Medium cloud cover
188
HCC
High cloud cover
189
SUND
Sunshine duration
s
Accumulated field
195
LGWS
Latitudinal component of gravity wave stress
N m^-2 s
Accumulated field
196
MGWS
Meridional component of gravity wave stress
N m^-2 s
Accumulated field
197
GWD
Gravity wave dissipation
W m^-2 s
Accumulated field
198
SRC
Skin reservoir content
m of water
201
MX2T
Maximum 2 metre temperature since previous post-processing
K
202
MN2T
Minimum 2 metre temperature since previous post-processing
K
203
O3
Ozone mass mixing ratio
kg kg^-1
205
RO
Runoff
m
Accumulated field
206
TCO3
Total column ozone
kg m^-2
Before 2001-06-12, unit was Dobson. 1 Dobson = 2.1415E-5 kg m-2
208
TSRC
Top net solar radiation, clear sky
W m^-2 s
Accumulated field
209
TTRC
Top net thermal radiation, clear sky
W m^-2 s
Accumulated field
210
SSRC
Surface net solar radiation, clear sky
W m^-2 s
Accumulated field
211
STRC
Surface net thermal radiation, clear sky
W m^-2 s
Accumulated field
212
SI
Solar insolation
W m^-2 s
213
VIMD
Vertically integrated moisture divergence
kg m^-2
228
TP
Total precipitation
m
229
IEWS
Instantaneous X surface stress
N m^-2
230
INSS
Instantaneous Y surface stress
N m^-2
231
ISHF
Instantaneous surface heat flux
W m^-2
232
IE
Instantaneous moisture flux
kg m^-2 s
Evaporation
234
LSRH
Logarithm of surface roughness length for heat
235
SKT
Skin temperature
K
236
STL4
Soil temperature level 4
K
238
TSN
Temperature of snow layer
K
239
CSF
Convective snowfall
m of water equivalent
Accumulated field
240
LSF
Large-scale snowfall
m of water equivalent
Accumulated field
243
FAL
Forecast albedo
244
FSR
Forecast surface roughness
m
245
FLSR
Forecast log of surface roughness for heat
246
CLWC
Cloud liquid water content
kg kg^-1
247
CIWC
Cloud ice water content
kg kg^-1
248
CC
Cloud cover