Twice a week, the ENS model is extended up to 46 days. ENS extended products comprise ensembles of individual forecasts and post-processed products of average conditions (e.g. weekly averages) and the associated uncertainty.

The following sub-sets are available from the ENS extended (Monthly) on both Monday and Thursday runs:

VI-i: Weekly means of ensemble means (including re-forecast products)

VI-ii: Weekly mean anomalies of ensemble means

VI-iii: Weekly means of individual ensemble members (including re-forecast products)

VI-iv: Weekly mean anomalies of individual ensemble members

VI-v: Individual forecast runs (including re-forecast products)

VI-vi: Probabilities (weekly products)


Dissemination schedule

 Product Time available

Real Time Forecast

Mon & Thurs 22:00
Re-forecast Mon & Thurs 23:00

Parameters

All tables are sortable by column. Use your browser search for specific parameters.

  Terms conventions
(inv) Invariant field. If requested these parameters can be provided free of charge

VI-i: Weekly means of ensemble means (including reforecast products)

Base time 00 UTC only

Forecast ranges

2 runs (Monday and Thursday), four 7-day ranges per run

  Forecast time ranges Resolution
Monday

0-168/168-336/336-504/504-672

  • 0.4° x 0.4° lat/long grid or any multiple thereof (global or sub-area)
  • On model (Octahedral) O320 grid (global or sub-area)
  • Spectral components (TCO319) for upper-air fields (global area only)
Thursday

96-264/264-432/432-600/600-768


Vi-i-a Weekly means of ensemble means - Single level

Short name

Long name

Description

Unit

Id

Additional information

10U

10 metre U-velocity

-

m s-1

165

 

10V

10 metre V-velocity

-

m s-1

166

 

2D

2 metre dewpoint temperature

-

K

168

 

2T

2 metre temperature

-

K

167

 

LSM (inv)

Land/sea mask

Fractional land cover (model uses 0.m s**-1 as threshold for mask)

(0, 1)

172

provided free of charge once with every forecast dissemination

MX2T6

Maximum temperature at 2m in the last 6hours

-

K

51

 

MSL

Mean sea level pressure

-

Pa

151

 

MN2T6

Minimum temperature at 2m in the last 6hours

-

K

122

 

Z (inv)

Orography

-

m2 s-2

129

provided free of charge once with every forecast dissemination

RSN

Snow density

 

kg m-3

33

 

SD

Snow depth

 

m of equivalent water

141

 

SF

Snow fall (convective + stratiform)

 

m of equivalent water

144

 

STL1

Soil temperature level 1

Top soil layer: 1-7 cm Soil temperature (ST) before 19930804

K

139

 

SUND

Sunshine duration

Time that radiation in the direction of the sun is above 120 W/m2. Accumulated field.

s

189

 

TCC

Total cloud cover

Total cloud cover derived from model levels using the model's overlap assumption

(0 - 1)

164

 

TP (tprate)

Total precipitation

Convective precipitation + stratiform precipitation (CP +LSP). Accumulated field.

m of equivalent water

228172

 

Vi-i-b Weekly means of ensemble means - Pressure levels

Available at 1000, 925, 850, 700, 500, 400, 300, 200 hPa unless otherwise specified.

MARS ABBREVIATION

LONG NAME

UNIT

PARAMETER ID

Additional information

GH

Geopotential height

m

156

 

STRF

Stream function

m2 s-1

1

Not available at this time

T

Temperature

K

130

 

U

U-velocity

m s-1

131

 

V

V-velocity

m s-1

132

 

VP

Velocity potential

m2 s-1

2

Not available at this time

VI-ii: Weekly mean anomalies of ensemble means

Base time 00UTC only

Forecast ranges

2 runs (Monday and Thursday), four 7-day ranges per run

  Forecast time ranges Resolution
Monday

0-168/168-336/336-504/504-672

  • 0.4° x 0.4° lat/long grid or any multiple thereof (global or sub-area)
  • On model (Octahedral) O320 grid (global or sub-area)
  • Spectral components (TCO319) for upper-air fields (global area only)
Thursday

96-264/264-432/432-600/600-768

VI-ii-a Weekly mean anomalies of ensemble means -Single level

MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional information
10UA 10 metre U wind component anomaly m s-1 171165  
10VA 10 metre V wind component anomaly m s-1 171166  
2DA 2 metre dewpoint temperature anomaly K 171168  
2TA 2 metre temperature anomaly K 171167  
LSM Land/sea mask (0, 1) 172 Can be requested free of charge once with every forecast dissemination
MX2T6A Maximum temperature at 2 metres in the last 6 hours anomaly K 171121  
MSLA Mean sea level pressure anomaly Pa 171151  
MN2T6A Minimum temperature at 2m in the last 6hours anomaly K 171122  
Z Orography m2 s-2 129 Can be requested free of charge once with every forecast dissemination
RSNA Snow density anomaly kg m-3 171033  
SDA Snow depth anomaly m of water equivalent 171141  
SFARA Snow fall (convective + stratiform) anomalous rate of accumulation m of water equivalent s-1 173144  
STAL1 Soil temperature anomaly level 1 K 171139  
SUNDARA Sunshine duration anomalous rate of accumulation dimensionless 173189  
TCCA Total cloud cover anomaly (0 - 1) 171164  
TPARA Total precipitation anomalous rate of accumulation m s-1 173228  

VI-ii-B Weekly mean anomalies of ensemble means - Pressure levels

Available at 1000, 925, 850, 700, 500, 400, 300, 200 hPa unless otherwise specified.

MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional information
GHA Height anomaly m 171156  
STRFA Stream function anomaly m2 s-1 171001 Not available at this time
TA Temperature K 3025  
UA U component of wind anomaly m s-1 171131  
VA V component of wind anomaly m s-1 171132  
VPOTA Velocity potential anomaly m2 s-1 171002 Not available at this time

VI-iii: Weekly means of individual ensemble member forecasts (including reforecast products)

Base time 00UTC only

Forecast ranges

2 runs (Monday and Thursday), four 7-day ranges per run

  Forecast time ranges Resolution
Monday

0-168/168-336/336-504/504-672

  • 0.4° x 0.4° lat/long grid or any multiple thereof (global or sub-area)
  • On model (Octahedral) O320 grid (global or sub-area)
  • Spectral components (TCO319) for upper-air fields (global area only)
Thursday

96-264/264-432/432-600/600-768

VI-iIi-a Weekly means of individual ensemble member forecasts - single level

 

 

Short name Long name Description Unit ID Additional information
10U 10 metre U-velocity - m s-1 165  
10V 10 metre V-velocity - m s-1 166  
10FG6 10 metre wind gust in the last 6 hours - m s-1 123  
100U 100 metre U-velocity - m s-1 228246  
100V 100 metre V-velocity - m s-1 228247  
2D 2 metre dewpoint temperature - K 168  
2T 2 metre temperature - K 167  
FZRA Accumulated freezing rain Freezing rain precipitation at the surface. Accumulated field m 228216
 
BLD Boundary layer dissipation Conversion of kinetic energy of the mean flow into heat by turbulent diffusion (vertically integrated). Accumulated field. J m**-2 145  
BLH Boundary layer height Boundary layer defined through Troen and Mahrt parcel lifting method m 159  
CHNK Charnock Charnock parameter as returned by the wave model. Surface stress (SS) before 19980519. ~ 148  
CDIR Clear-sky direct solar radiation at surface - J m**-2 228022  
CBH Cloud based height Searching from the 2nd lowest model level upwards the height of the level where cloud fraction becomes >1% and condensate content >1.E-6. m 228023  
CAPE Convective available potential energy   J kg-1 59  
CAPES Convective available potential energy shear

CAPE-SHEAR parameter is a product of wind shear and sqrt(CAPE):

CAPE-SHEAR parameter = wind_shear * sqrt(CAPE)

wind_shear denotes bulk shear which is a vector difference of winds at two different heights in the atmosphere and the second term sqrt(CAPE) is proportional to the maximum vertical velocity in convective updraughts.

m2 s-2 228044  
CIN Convective inhibition For computational efficiency CAPE is computed as the vertical integral of excess of equivalent potential temperature of an undilute updraught compared to the saturated equivalent potential temperature of the environment. The results tends to be about 20% higher than the CAPE based on virtual temperature. J kg-1 228001  
CP Convective precipitation Precipitation from updraughts in the convection scheme. Accumulated field. m 143  
CRR Convective rain rate Rate of rainfall from the convective parametrization (instantaneous) kg m**-2 s**-1 228218  
CSFR Convective snowfall rate water equivalent Rate of snowfall from the convective parametrization (instantaneous) kg m**-2 s**-1 228220  
UVB Downward UV radiation at surface Ultra-violet band 0.20-0.44 um. Accumulated field. J m**-2 57  
LGWS Eastward gravity wave surface stress Eastward component of surface stress due to gravity waves and orographic blocking. Accumulated field. N m**-2 s 195  
EWSS Eastward turbulent surface stress Eastward surface stress due to turbulent processes. Accumulated field. Nm**-2 180  
E Evaporation Moisture flux from the surface into the atmosphere. Accumulated field (by model convention downward fluxes are positive). m of water equivalent 182  
FLSR Forecast logarithm of surface roughness for heat - ~ 225  
FSR   Forecast surface roughness Surface aerodynamic roughness as used by the IFS. Over the ocean it depends on ocean wave parameters. Over land it is copied from the climatological field SR before 12/09/2006. After 12/09/2006 the land roughness is derived from the vegetation type through a correspondence table. Snow areas are set to a model defined value. m 244  
GWD Gravity wave dissipation Conversion of kinetic energy of the mean flow into heat due gravity waves and orographic blocking (vertically integrated). Accumulated field. J m**-2 197  
HCC High cloud cover Cloud cover derived from model levels between 0.45 of the surface pressure and the model top using the model's overlap assumption (0 -1) 188  
ISTL1 Ice temperature layer 1 Sea ice top layer 0-7 cm K 35  
ISTL2 Ice temperature layer 2 Sea ice layer 2: 7-28 cm K 36  
ISTL3 Ice temperature layer 3 Sea ice layer 3: 28-100 cm K 37  
ISTL4 Ice temperature layer 4 Sea ice layer 4: 100-150 cm K 38  
I10FG Instantaneous 10m wind gust Maximum 3 second wind at 10 m height as defined by WMO including effects of turbulence and convection m s**-1 228029  
ILSPF Instantaneous large-scale surface precipitation fraction Fraction of the grid box that is covered by large-scale precipitation (instantaneous field) (0 - 1) 228217  
KX K index - K 260121 Grib2
LBLT Lake bottom temperature - K 228010  
LICD Lake ice depth - m 228014  
LICT Lake ice temperature - K 228013  
LMLD Lake mix-layer depth - m 228009  
LMLT Lake mix-layer temperature - K 228008  
LSHF Lake shape factor - ~ 228012  
LTLT Lake total layer temperature - K 228011  
LSM Land/sea mask Fractional land cover (model uses 0.5 as threshold for mask) (0 - 1) 172  
LSRR Large scale rain rate Rate of rainfall from the stratiform (large scale) cloud parametrization (instantaneous) kg m**-2 s**-1 228219  
LSSFR Large scale snowfall rate water equivalent Rate of snowfall from the stratiform (large scale) cloud parametrization (instantaneous) kg m**-2 s**-1 228221  
LSP Large-scale precipitation Precipitation from the cloud scheme (which also takes detrained water/ice from the convection scheme as input). Accumulated field. m 142  
LCC Low cloud cover Cloud cover derived from model levels between the surface and 0.8 of the surface pressure using the model's overlap assumption (0 - 1) 186  
MX2T6 Maximum temperature at 2m in the last 6 hours - K 121  
MXTPR6 Maximum total precipitation rate in the last 6 hours The total precipitation is calculated from the combined large-scale and convective rainfall and snowfall rates every time step and the maximum is kept since the last 6 hours kg m**-2 s**-1 228224  
MSL Mean sea level PL - Pa 151  
MCC Medium cloud cover Cloud cover derived from model levels between 0.8 and 0.45 of the surface pressure using the model's overlap assumption (0 - 1) 187  
MN2T6 Minimum temperature at 2m in the last 6 hours - K 122  
MNTPR6 Minimum total precipitation rate in the last 6 hours The total precipitation is calculated from the combined large-scale and convective rainfall and snowfall rates every time step and the minimum is kept since the last 6 hours kg m**-2 s**-1 228225  
MGWS Northward gravity wave surface stress Northward component of surface stress due to gravity waves and orographic blocking. Accumulated field. N m**-2 s 196  
NSSS Northward turbulent surface stress Northward surface stress due to turbulent processes. Accumulated field. Nm**-2 181  
Z Orography/Geopotential At the surface: orography m2 s-2 129  
PEV Potential evaporation - m 228251  
PTYPE Precipitation type

Describes the type of precipitation at the surface at the validity time. A precipitation type is assigned wherever there is a non-zero value of precipitation in the model output field (however small). The precipitation type should be used together with the precipitation rate to provide for example indication of potential freezing rain events. Precipitation type (0-8) uses WMO Code Table 4.201

Values of ptype defined in the IFS:

  • 0 = No precipitation
  • 1 = Rain
  • 3 = Freezing rain (i.e. supercooled)
  • 5 = Snow
  • 6 = Wet snow (i.e. starting to melt)
  • 7 = Mixture of rain and snow
  • 8 = Ice pellets
(0-8) 260015 Grib2
RO Runoff Amount of water that is lost from the soil through surface runoff and deep soil drainage. Accumulated field. m 205  
SSTK Sea surface temperature Temperature of the sea water (bulk SST) as specified by external analysis (skin temperature is equal to bulk SST before 01/10/2008) K 34  
CI Sea-ice cover Fraction of grid box that is covered with sea ice (kept constant during forecast) (0-1) 31  
SRC Skin reservoir content Amount of water in interception reservoir m of water equiv 198  
SKT Skin temperature Temperature of the surface skin (radiative surface temperature). Before 01/10/2008 the skin temperature was equal to the bulk SST over the ocean. K 235  
ASN Snow albedo Albedo of the snow covered part of the grid box (0-1) 32  
RSN Snow density Snow mass per unit of volume kg m-3 33  
SD Snow depth - m of water equivalent 141  
SF Snow fall (convective + stratiform) Convective + stratiform snowfall. Accumulated field. m 144  
STL1 Soil temperature level 1 Top soil layer: 1-7 cm Soil temperature (ST) before 19930804 K 139  
STL2 Soil temperature level 2 Soil layer 2: 7-28 cm Deep soil temperature (DST) before 19930804 K 170  
STL3 Soil temperature level 3 Soil layer 3: 28-100 cm. Climatological deep soil temperature (CDST) before 19930804. K 183  
STL4 Soil temperature level 4 Layer 100-289 cm K 236  
SLT (inv) Soil type Categorical soil texture representative of the soil column ~ 43  
SSRO Sub-surface runoff Deep soil drainage. Accumulated field. m 9  
SLHF Surface latent heat flux Exchange of latent heat with the surface through turbulent diffusion. Accumulated field. (by model convention downward fluxes are positive) J m**-2 147  
SSR Surface net solar radiation Net solar radiation at the surface. Accumulated field. J m**-2 176  
STR Surface net thermal radiation Net thermal radiation at the surface. Accumulated field (by model convention downward fluxes are positive). J m**-2 177  
SP Surface PL - Pa 134  
SRO Surface runoff Accumulated field m 8  
SSHF Surface sensible heat flux Exchange of heat with the surface through turbulent diffusion. Accumulated field (by model convention downward fluxes are positive). J m**-2 146  
SSRD Surface solar radiation downwards Accumulated field J m-2 169  
STRD Surface thermal radiation downwards Accumulated field W m**-2 s 175  
TSN Temperature of snow layer Obsolete? K 238  
TSR Top net solar radiation Net solar radiation at the top of the atmosphere. Accumulated field. J m**-2 178  
TTR Top net thermal radiation Net thermal radiation at the top of the atmosphere. Accumulated field (by model convention downward fluxes are positive). J m**-2 179  
TCC Total cloud cover Total cloud cover derived from model levels using the model's overlap assumption (0 -1) 164  
TCIW Total column ice water Vertical integral of cloud ice water content kg m**-2 79  
TCLW Total column liquid water Vertical integral of cloud liquid water content kg m**-2 78  
TCRW Total column rain water Vertically integrated precipitating rain water content kg m**-2 228089  
TCSW Total column snow water Vertically integrated precipitating snow water content kg m**-2 228090  
TCW Total column water Vertically integrated total water (vapour + cloud water + cloud ice kg m**-2 136  
TCWV Total column water vapour Vertically integrated water vapour kg m**-2 137  
TP Total precipitation Convective precipitation + stratiform precipitation (CP +LSP). Accumulated field. m 228  
FDIR Total sky direct solar radiation at surface - J m**-2 228021  
TOTALX Total totals index - K 260123 Grib2
VIS Visibility - m 003020  
SWVL1 Volumetric soil water layer 1 Top soil layer: 0-7 cm m**3 m**-3 39  
SWVL2 Volumetric soil water layer 2 Soil layer 2: 7-28 cm m**3 m**-3 40  
SWVL3 Volumetric soil water layer 3 Soil layer 3: 28-100 cm m**3 m**-3 41  
SWVL4 Volumetric soil water layer 4 Soil layer 4: 100-289 cm m**3 m**-3 42  
DEG0 Zero degree level Height of level (counted from 'surface' - 2nd lowest model level) where the temperature passes from positive to negative values corresponding to the top level of a warm inversion layer. If a second warm inversion layer is encountered then the zero degree level correspond to the top of the 2nd inversion layer. m 228024  

 

 

Vi-iii-b Weekly means of individual ensemble member forecasts - Pressure levels

Available at 1000, 925, 850, 700, 500, 400, 300, 200 hPa unless otherwise specified.

 

Short name Long name Description Unit ID Additional information
D Divergence Relative divergence s-1 155  
GH Geopotential height Geopotential divided by a constant value of g = 9.80665 m 156  
O3 Ozone mass mixing ratio - kg kg**-2 203  
R Relative humidity "Relative humidity is defined with respect to saturation of the mixed phase i.e. with respect to saturation over ice below -23C and with respect to saturation over water above 0C. In the regime in between a quadratic interpolation is applied." - 157  
Q Specific humidity Grid box mean (mass of water vapour / mass of moist air) Q 133  
T Temperature - K 130  
U U-velocity - m s**-1 131  
V V-velocity - m s**-1 132  
W Vertical velocity Pressure vertical velocity dp/dt. In the model equations it is usually denoted by the Greek letter omega. Pa s**-1 135  
VO Vorticity - s**-1 138  

 

VI-iv: Weekly mean anomalies of individual ensemble member forecasts

Base time 00UTC only

Forecast ranges

2 runs (Monday and Thursday), four 7-day ranges per run

  Forecast time ranges Resolution
Monday

0-168/168-336/336-504/504-672

  • 0.4° x 0.4° lat/long grid or any multiple thereof (global or sub-area)
  • On model (Octahedral) O320 grid (global or sub-area)
  • Spectral components (TCO319) for upper-air fields (global area only)
Thursday

96-264/264-432/432-600/600-768

 

VI-iv-a Weekly mean anomalies of individual ensemble member forecasts - Single level

MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional information
10UA 10 metre U wind component anomaly m s-1 171165  
10VA 10 metre V wind component anomaly m s-1 171166  
2DA 2 metre dewpoint temperature anomaly K 171168  
2TA 2 metre temperature anomaly K 171167  
LSM Land/sea mask (0, 1) 172 if requested, these parameters can be provided free of charge once with every forecast dissemination
MX2T6A Maximum temperature at 2 metres in the last 6 hours anomaly K 171121  
MSLA Mean sea level pressure anomaly Pa 171151  
MN2T6A Minimum temperature at 2m in the last 6hours anomaly K 171122  
Z Orography m2 s-2 129 if requested, these parameters can be provided free of charge once with every forecast dissemination
RSNA Snow density anomaly kg m-3 171033  
SDA Snow depth anomaly m of water equivalent 171141  
SFARA Snow fall (convective + stratiform) anomalous rate of accumulation m of water equivalent s-1 173144  
STAL1 Soil temperature anomaly level 1 K 171139  
SUNDARA Sunshine duration anomalous rate of accumulation dimensionless 173189  
TCCA Total cloud cover anomaly (0 - 1) 171164  
TPARA Total precipitation anomalous rate of accumulation m s-1 173228  

VI-iv-b Weekly mean anomalies of individual ensemble member forecasts - Pressure Levels

Available at 1000, 925, 850, 700, 500, 400, 300, 200 hPa unless otherwise specified.

MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional Information
GHA Height anomaly m 171156  
STRFA Stream function anomaly m2 s-1 171001 Not available at this time
TA Temperature K 3025  
UA U component of wind anomaly m s-1 171131  
VA V component of wind anomaly m s-1 171132  
VPOTA Velocity potential anomaly m2 s-1 171002 Not available at this time

VI-v: Individual forecast runs (daily real-time and re-forecast products)

VI-v-a Individual forecast runs - Single level

Forecast ranges & resolution

  Forecast time step Base times Resolution
T+0h to T+360h 6-hourly 00 UTC
  • 0.2° x 0.2° lat/long grid or any multiple thereof (global or sub-area)
  • On model (Octahedral) O640 grid (global or sub-area)
  • Spectral components (TCO639) for upper-air fields (global area only)
T+366h to T+1104h 6-houlry 00 UTC
  • 0.4° x 0.4° lat/long grid or any multiple thereof (global or sub-area)
  • On model (Octahedral) O320 grid (global or sub-area)
  • Spectral components (TCO319) for upper-air fields (global area only)
Short name Long name Description Unit Id Additional information
10U 10 metre U-velocity - m s-1 165  
10V 10 metre V-velocity - m s-1 166  
10FG6 10 metre wind gust in the last 6 hours - m/s 123  
100U 100 metre U-velocity - m s-1 228246  
100V 100 metre V-velocity - m s-1 228247  
2D 2 metre dewpoint temperature - K 168  
2T 2 metre temperature - K 167  
CP Convective precipitation Precipitation from updraughts in the convection scheme. Accumulated field. m 143  
CEIL Ceiling Cloud-base height relative to the ground (at least 50% cloud in one layer) m 260109

43r1

GRIB2

DSRP Direct solar radiation Incident on a plane perpendicular to the Sun's direction. Accumulated field J m-2 47

43r1

E Evaporation Moisture flux from the surface into the atmosphere. Accumulated field (by model convention downward fluxes are positive). m of water equivalent 182  
EWSS Eastward turbulent surface stress Eastward surface stress due to turbulent processes. Accumulated field. Nm**-2 180  
HCCT Height of convective cloud top   m 228046

43r1

HWBT0 Height of zero-degree wet-bulb temperature This is computed by scanning upwards through model level data, from the lowest model level (10m);
and then saving the height (interpolated) at which wet-bulb temperature (Tw) drops to 0 degree C.
There can in principal be n such levels, where 0 <= n.
m 228047

43r1

HWBT1 Height of one-degree wet-bulb temperature This is computed by scanning upwards through model level data, from the lowest model level (10m);
and then saving the height (interpolated) at which wet-bulb temperature (Tw) drops to 1 degree C.
There can in principal be n such levels, where 0 <= n.
m 228048

43r1

LSM (inv) Land/sea mask Fractional land cover (model uses 0.m s**-1 as threshold for mask) (0 - 1) 172 if requested, these parameters can be provided free of charge once with every forecast dissemination
MX2T6 Maximum temperature at 2m in the last 6 hours - K 121  
MSL Mean sea level pressure - Pa 151  
MN2T6 Minimum temperature at 2m in the last 6 hours - K 122  
NSSS Northward turbulent surface stress Northward surface stress due to turbulent processes. Accumulated field. Nm**-2 181  
Z (inv) Orography - m2 s-2 129 if requested, these parameters can be provided free of charge once with every forecast dissemination
SSTK Sea surface temperature Temperature of the sea water (bulk SST), as specified by external analysis (skin temperature is equal to bulk SST before 01/10/2008) K 34  
STRD Surface thermal radiation downwards   J m-2 175

re-forecasts are available only on 24 hourly steps

RSN Snow density   kg m-3 33  
SD Snow depth   m of water equivalent 141  
SF Snow fall (convective + stratiform)   m 144  
STL1 Soil temperature level 1 Top soil layer: 1-7 cm Soil temperature (ST) before 19930804 K 139  
STL2 Soil temperature level 2 Soil layer 2: 7-28 cm Deep soil temperature (DST) before 19930804 K 170  
STL3 Soil temperature level 3 Soil layer 3: 28-100 cm. Climatological deep soil temperature (CDST) before 19930804. K 183  
STL4 Soil temperature level 4 Layer 100-289 cm K 236  
SSRO Sub-surface runoff Deep soil drainage. Accumulated field m 9  
SUND Sunshine duration Time that radiation in the direction of the sun is above 120 W/m2. Accumulated field. s 189  
SP Surface pressure - Pa 134  
SRO Surface runoff Accumulated field m 8  
SSRD Surface solar radiation downwards Accumulated field J m-2 169  
TTR Top net thermal radiation Net thermal radiation at the top of the atmosphere. Accumulated field (by model convention downward fluxes are positive). J m-2 179  
TCC Total cloud cover Total cloud cover derived from model levels using the model's overlap assumption (0 -1) 164  
TCW Total column water Vertically integrated total water (vapour + cloud water + cloud ice) kg m**-2 136  
TP (tprate) Total precipitation Convective precipitation + stratiform precipitation (CP +LSP). Accumulated field. m 228172  
FDIR Total sky direct solar radiation at surface - J m-2 228021  
SWVL1 Volumetric soil water layer 1 Top soil layer: 0-7 cm m3 m-3  39  
SWVL2 Volumetric soil water layer 2 Soil layer 2: 7-28 cm m3 m-3 40  
SWVL3 Volumetric soil water layer 3  Soil layer 3: 28-100 cm m3 m-3 41  
SWVL4 Volumetric soil water layer 4 Soil layer 4: 100-289 cm m3 m-3 42  

VI-v-b Individual forecast runs - Pressure levels

Available at 1000, 925, 850, 700, 500, 400, 300, 200 hPa unless otherwise specified.

Forecast ranges & resolution

  Forecast time step Base times Resolution
T+0h to T+360h 12-hourly 00 UTC
  • 0.2° x 0.2° lat/long grid or any multiple thereof (global or sub-area)
  • On model (Octahedral) O640 grid (global or sub-area)
  • Spectral components (TCO639) for upper-air fields (global area only)
T+372h to T+1104h 12-houlry 00 UTC
  • 0.4° x 0.4° lat/long grid or any multiple thereof (global or sub-area)
  • On model (Octahedral) O320 grid (global or sub-area)
  • Spectral components (TCO319) for upper-air fields (global area only)
MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional information
GH Geopotential height m 156  
STRF Stream function m2 s-1 1 Not available at this time
T Temperature K 130  
U U-velocity m s-1 131  
V V-velocity m s-1 132  
VP Velocity potential m2 s-1 2 Not available at this time

VI-v-c Individual forecast runs - Wave

Forecast ranges & resolution

  Forecast time step Base times Resolution
T+0h to T+360h 6-hourly 00 UTC
  • 0.25° x 0.25° lat/long grid or any multiple thereof (global or sub-area)
T+366h to T+1104h 6-houlry 00 UTC
  • 0.5° x 0.5° lat/long grid or any multiple thereof (global or sub-area)
MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional information
SWH Significant height of combined wind waves and swell m 140229  

VI-vi: Probabilities (weekly products)

Product resolution

  • 0.4° x 0.4° lat/long grid or any multiple thereof (global or sub-area)
  • On model (Octahedral) O320 grid (global or sub-area)

Forecast ranges

2 runs (Monday and Thursday), four 7-day ranges per run

  Forecast time ranges Base times
Monday

0-168/168-336/336-504/504-672

00 UTC
Thursday

96-264/264-432/432-600/600-768

00 UTC

VI-vi-a Probabilities - weekly averaged

MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional information
2TAG1 2 metre temperature anomaly of at least +1K % 131001  
2TAG2 2 metre temperature anomaly of at least +2K % 131002  
2TAG0 2 metre temperature anomaly of at least 0K % 131003  
2TALM1 2 metre temperature anomaly of at most -1K % 131004  
2TALM2 2 metre temperature anomaly of at most -2K % 131005  

VI-vi-B Probabilities - weekly accumulated

MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional information
TPAG0 Total precipitation anomaly of at least 0 mm % 131008  
TPAG10 Total precipitation anomaly of at least 10 mm % 131007  
TPAG20 Total precipitation anomaly of at least 20 mm % 131006  

VI-vi-c Probabilities - Probability distributions

MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional information
2T 2 metre temperature K 167 Quantile: 10:10, 1:10, 1:3, 1:5, 2:3, 2:5, 3:3, 3:5, 4:5, 5:5
TP (tprate) Total precipitation probability m 228131 Quantile: 10:10, 1:10, 1:3, 1:5, 2:3, 2:5, 3:3, 3:5, 4:5, 5:5

VI-vi-d Probabilities - Probability boundaries

MARS ABBREVIATION LONG NAME UNIT PARAMETER ID Additional information
2T 2 metre temperature K 167 Quantile: 1:10, 1:3, 1:5, 2:3, 2:5, 3:5, 4:5, 9:10
TP (tprate) Total precipitation (anomalous rate of accumulation) m 228172 Quantile: 1:10, 1:3, 1:5, 2:3, 2:5, 3:5, 4:5, 9:10

Page last updated December 2016