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attributes


name
(CMIP5/6&C3S)		dimensionsstandard_namelong_name
(CMIP5/6&C3S)		unitscoordinatescell_methodsvalid_minvalid_maxglobal attributesNOTES
pslleadtime,lat,lonair_pressure_at_sea_level"Sea Level Pressure"Pa

"reftime realization time leadtime lat lon"

"leadtime: point"

C3S: required 
CF: recommended

"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • For C3S: "frequency":"6hr"

 

cltleadtime,lat,loncloud_area_fraction"Total Cloud Fraction"1"reftime realization time leadtime lat lon""leadtime: point"

C3S: required 
CF: recommended


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • For C3S: "frequency":"6hr"
tslleadtime,lat,lonsoil_temperature"Temperature of Soil"K"reftime realization time leadtime lat lon""leadtime: point"

C3S: required 
CF: recommended


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"

  • For C3S: "frequency":"6hr"
tsoleadtime,lat,lonsea_surface_temperature"Sea Surface Temperature"K"reftime realization time leadtime lat lon""leadtime: point"

C3S: required 
CF: recommended


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"ocean"
  • For C3S: "frequency":"6hr"

sitemptop


N/A in CMIP

leadtime,lat,lonsea_ice_temperature

"Surface Temperature of Sea Ice"

N/A in CMIP

K"reftime realization time leadtime lat lon""leadtime: point"

C3S: required 
CF: recommended


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"seaIce"
  • For C3S: "frequency":"6hr"
sicleadtime,lat,lonsea_ice_area_fraction"Sea Ice Area Fraction"1"reftime realization time leadtime lat lon""leadtime: point"

C3S: required 
CF: recommended


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"seaIce"
  • For C3S: "frequency":"day"

lwesnw


N/A in CMIP

leadtime,lat,lonlwe_thickness_of_surface_snow_amount

"Liquid Water Equivalent Thickness of Surface Snow Amount"

N/A in CMIP

m"reftime realization time leadtime lat lon""leadtime: point"

C3S: required 
CF: recommended


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • For C3S: "frequency":"day"

rhosn


N/A in CMIP

leadtime,lat,lonsnow_density

"Snow Density"


N/A in CMIP

kg m-3"reftime realization time leadtime lat lon""leadtime: point"

C3S: required 
CF: recommended


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • For C3S: "frequency":"day"

snc

leadtime,lat,lonsurface_snow_area_fraction

"Snow Area Percentage"

%"reftime realization time leadtime lat lon""leadtime: point"

C3S: required 
CF: recommended

"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • For C3S: "frequency":"day"

snd

leadtime,lat,lonsurface_snow_thickness

"Snow Depth"

m"reftime realization time leadtime lat lon""leadtime: point  area: mean where snow"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • For C3S: "frequency":"day"

lweprs


N/A in CMIP

leadtime,lat,lonlwe_thickness_of_stratiform_precipitation_amount"Liquid Water Equivalent Thickness of Stratiform Precipitation Amount"


N/A in CMIP

m"reftime realization time leadtime lat lon""leadtime: sum"

 


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

lweprc


N/A in CMIP

leadtime,lat,lonlwe_thickness_of_convective_precipitation_amount"Liquid Water Equivalent Thickness of Convective Precipitation Amount"


N/A in CMIP

m"reftime realization time leadtime lat lon""leadtime: sum"

 

"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

lwepr


N/A in CMIP

leadtime,lat,lonlwe_thickness_of_precipitation_amount"Liquid Water Equivalent Thickness of Total Precipitation Amount"


N/A in CMIP

m"reftime realization time leadtime lat lon""leadtime: sum"

   


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
lweprsn


N/A in CMIP

leadtime,lat,lonlwe_thickness_of_snowfall_amount"Liquid Water Equivalent Thickness of Snowfall Amount"


N/A in CMIP

m"reftime realization time leadtime lat lon""leadtime: sum"

 


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
hfssleadtime,lat,lonsurface_upward_sensible_heat_flux"Surface Upward Sensible Heat Flux"W m-2"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
hflsleadtime,lat,lonsurface_upward_latent_heat_flux"Surface Upward Latent Heat Flux"W m-2"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
rsdsleadtime,lat,lonsurface_downwelling_shortwave_flux_in_air"Surface Downwelling Shortwave Radiation"W m-2"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
rldsleadtime,lat,lonsurface_downwelling_longwave_flux_in_air"Surface Downwelling Longwave Radiation"W m-2"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
rssleadtime,lat,lonsurface_net_downward_shortwave_flux"Net Shortwave Surface Radiation"W m-2"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"

  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
rlsleadtime,lat,lonsurface_net_downward_longwave_flux"Net Longwave Surface Radiation"W m-2"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

rst


N/A in CMIP

leadtime,lat,lontoa_net_downward_shortwave_flux

"TOA Net Shortwave Radiation"

N/A in CMIP

W m-2"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

rlt


N/A in CMIP

leadtime,lat,lontoa_net_downward_longwave_flux

"TOA Net Longwave Radiation"

N/A in CMIP

W m-2"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is r equired.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
rsdtleadtime,lat,lontoa_incoming_shortwave_flux"TOA Incident Shortwave Radiation"W m-2"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
tauuleadtime,lat,lonsurface_downward_eastward_stress"Surface Downward Eastward Wind Stress"Pa"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
tauvleadtime,lat,lonsurface_downward_northward_stress"Surface Downward Northward Wind Stress"Pa"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"
C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"


lwee


N/A in CMIP

leadtime,lat,lonlwe_thickness_of_water_evaporation_amount

"Liquid Water Equivalent Thickness of Evaporation Amount"

N/A in CMIP

m"reftime realization time leadtime lat lon""leadtime: sum"

 


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

mrroa

N/A in CMIP

leadtime,lat,lonrunoff_amount

"Total Run-off Amount"

N/A in CMIP

kg m-2"reftime realization time leadtime lat lon""leadtime: sum"

 


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

mrroas

N/A in CMIP

leadtime,lat,lonsurface_runoff_amount

"Surface Run-off Amount"

N/A in CMIP

kg m-2"reftime realization time leadtime lat lon""leadtime: sum"

 


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

mrroab

N/A in CMIP

leadtime,lat,lonsubsurface_runoff_amount

"Subsurface Run-off Amount"

N/A in CMIP

kg m-2"reftime realization time leadtime lat lon""leadtime: sum"

 


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

prw


leadtime,lat,lonatmosphere_mass_content_of_water_vapor

"Water Vapor Path"

kg m-2"reftime realization time leadtime lat lon"
 "leadtime: point" 


C3S: required 
CF: recommended


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"6hr"
    (NOTE: "day" also accepted as legacy option)
cllvi 

N/A in CMIP		leadtime,lat,lonatmosphere_mass_content_of_cloud_liquid_water"Liquid Water Path" 

N/A in CMIP		kg m-2"reftime realization time leadtime lat lon"

"leadtime: point" 


C3S: required 
CF: recommended

"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • GRIB: TCLW 78
  • In CMIP there is clwvi (but that is the sum of liquid+ice)


  • For C3S: "frequency":"6hr"
    (NOTE: "day" also accepted as legacy option)
clivileadtime,lat,lonatmosphere_mass_content_of_cloud_ice"Ice Water Path"kg m-2"reftime realization time leadtime lat lon"

"leadtime: point" 


C3S: required 
CF: recommended

"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • GRIB: TCIW 79


  • For C3S: "frequency":"6hr"
    (NOTE: "day" also accepted as legacy option)
cncleadtime,vtype, lat,lon vegetation_area_fraction "Vegetation Cover Percentage"

%

"reftime realization time leadtime vegetation_type  lat lon"

"leadtime: point  area: mean where vegetation_type""  

C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • For C3S: "frequency":"day"
laileadtime,vtype,lat,lon leaf_area_index"Leaf Area Index"

m2 m-2 (grib)

1 cmip

"reftime realization time leadtime vegetation_type  lat lon"

"leadtime: point" 

C3S: required 
CF: recommended



"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • For C3S: "frequency":"day"

cll

N/A in CMIP

leadtime,lat,lon low_type_cloud_area_fraction

"Low Cloud Cover Percentage"

N/A in CMIP

%

"reftime realization time leadtime lat lon"

"leadtime: point" 


C3S: required 
CF: recommended

 



"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • For C3S: "frequency":"day"

 

evspsblpot

leadtime,lat,lonwater_potential_evaporation_flux

"Potential Evaporation"

kg m-2 s-1

"reftime realization time leadtime lat lon"

"leadtime: mean (interval: <value> <unit>)"

C3S: interval is r equired.
CF: interval is optional

 



"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • Long name is different from CMIP variable


  • For C3S: "frequency":"day"

rstcs

N/A in CMIP

leadtime,lat,lon toa_net_downward_shortwave_flux_assuming_clear_sky

"TOA Net Shortwave Radiation, clear sky"

N/A in CMIP

W m-2"reftime realization time leadtime lat lon"

"leadtime: mean (interval: <value> <unit>)"

C3S: interval is r equired.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

rltcs

N/A in CMIP

leadtime,lat,lon toa_net_downward_longwave_flux_assuming_clear_sky

"TOA Net Longwave Radiation, clear sky"

N/A in CMIP

W m-2"reftime realization time leadtime lat lon"

"leadtime: mean (interval: <value> <unit>)"

C3S: interval is r equired.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

rsscs

N/A in CMIP

leadtime,lat,lon surface_net_downward_shortwave_flux_assuming_clear_sky

"Net Shortwave Surface Radiation, clear sky"

N/A in CMIP

W m-2"reftime realization time leadtime lat lon"

"leadtime: mean (interval: <value> <unit>)"

C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"

rlscs

N/A in CMIP

leadtime,lat,lon surface_net_downward_longwave_flux_assuming_clear_sky

"Net Longwave Surface Radiation, clear sky"

N/A in CMIP

W m-2"reftime realization time leadtime lat lon"

"leadtime: mean (interval: <value> <unit>)"

C3S: interval is required.
CF: interval is optional


"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: "frequency":"day"
tsleadtime,lat,lon surface_temperature"Surface temperature"K"reftime realization time leadtime lat lon"

"leadtime: point" 


C3S: required 
CF: recommended



"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos" or "land"
  • For C3S: "frequency":"day"
tsnleadtime,lat,lontemperature_in_surface_snow"Snow internal temperature"K"reftime realization time leadtime lat lon"

"leadtime: point" 


C3S: required 
CF: recommended



"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • For C3S: "frequency":"day"

 

albs

N/A in CMIP

leadtime,lat,lon surface_albedo

"Surface albedo"

N/A in CMIP

(0-1)"reftime realization time leadtime lat lon"

"leadtime: point" 


C3S: required 
CF: recommended



"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"atmos"
  • For C3S: "frequency":"day"

 

zrlms

N/A in CMIP

leadtime,lat,lonsurface_roughness_length_for_momentum_in_air

surface roughness length for momentum

N/A in CMIP

m"reftime realization time leadtime lat lon"

"leadtime: point" 


C3S: required 
CF: recommended



"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • For C3S: "frequency":"day"

 

zrlhs

N/A in CMIP

leadtime,lat,lon surface_roughness_length_for_heat_in_air

surface roughness length for heat

N/A in CMIP

m"reftime realization time leadtime lat lon"

"leadtime: point" 


C3S: required 
CF: recommended



"frequency":"<frequency_value>"
"level_type": "surface"
"modeling_realm":"land"
  • For C3S: "frequency":"day"

 

Daily average of subdaily (6-hours) variables 

tasmean


N/A in CMIP


leadtime,lat,lonair_temperature

"Daily Average Near-Surface Air Temperature"


N/A in CMIP

K"reftime realization time leadtime height lat lon"

"leadtime: mean (interval: <value> <unit>)"


C3S: required 
CF: recommended


"frequency":"day"
"level_type": "surface"
"modeling_realm":"atmos"
  • height is usually 2m
  • height:valid_min = 1.;
  • height:valid_max = 10. ;
  • leadtime_bnds, time_bnds are required


  • For C3S: The interval is required to have a value<=3 hours)

uasmean


N/A in CMIP

leadtime,lat,lonx_wind"Daily Average Eastward Near-Surface Wind"m s-1"reftime realization time leadtime height lat lon""leadtime: mean (interval: <value> <unit>)"

C3S: required 
CF: recommended

"frequency":"day"
"level_type": "surface"
"modeling_realm":"atmos"

  • height is usually 10m
  • height:valid_min = 1.;
  • height:valid_max = 30. ;
  • leadtime_bnds, time_bnds are required


  • For C3S: The interval is required to have a value<=3 hours)


vasmean


N/A in CMIP

leadtime,lat,lony_wind"Daily Average Northward Near-Surface Wind"m s-1"reftime realization time leadtime height lat lon""leadtime: mean (interval: <value> <unit>)"

C3S: required 
CF: recommended

"frequency":"day"
"level_type": "surface"
"modeling_realm":"atmos"

  • height is usually 10m
  • height:valid_min = 1.;
  • height:valid_max = 30. ;
  • leadtime_bnds, time_bnds are required


  • For C3S: The interval is required to have a value<=3 hours)
cltmean



N/A in CMIP

leadtime,lat,loncloud_area_fraction"Daily Average Total Cloud Fraction"



N/A in CMIP

1"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"

C3S: required 
CF: recommended

"frequency":"day"
"level_type": "surface"
"modeling_realm":"atmos"
  • leadtime_bnds, time_bnds are required


  • For C3S: The interval is required to have a value<=3 hours)


tslmean



N/A in CMIP

leadtime,lat,lonsoil_temperature"Daily Average Temperature of Soil"



N/A in CMIP

K"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"

C3S: required 
CF: recommended

"frequency":"day"
"level_type": "surface"
"modeling_realm":"land"
  • leadtime_bnds, time_bnds are required


  • For C3S: The interval is required to have a value<=3 hours)
tsomean



N/A in CMIP

leadtime,lat,lonsea_surface_temperature"Daily Average Sea Surface Temperature"



N/A in CMIP

K"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"

C3S: required 
CF: recommended

"frequency":"day"
"level_type": "surface"
"modeling_realm":"ocean"
  • leadtime_bnds, time_bnds are required


  • For C3S: The interval is required to have a value<=3 hours)

sitemptopmean


N/A in CMIP

leadtime,lat,lonsea_ice_temperature

"Daily Average Surface Temperature of Sea Ice"


N/A in CMIP

K"reftime realization time leadtime lat lon""leadtime: mean (interval: <value> <unit>)"

C3S: required 
CF: recommended

"frequency":"day"
"level_type": "surface"
"modeling_realm":"seaIce"
  • leadtime_bnds, time_bnds are required


  • For C3S: The interval is required to have a value<=3 hours)

...