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  • A 5 year sample of the CMIP6 ocean data has been setup on NERSC under /global/homes/s/sbaldwin/scratch/cmip_sample/CMIP6/CMIP/E3SM-Project/E3SM-1-0/piControl/r1i1p1f1/Omon
  • The raw ocn and sea-ice data have been set up at /global/homes/s/sbaldwin/scratch/cmip_sample/raw.
  • The sea-ice data is available alongside the rest of the data at /global/homes/s/sbaldwin/scratch/cmip_sample/CMIP6/CMIP/E3SM-Project/E3SM-1-0/piControl/r1i1p1f1/SImon

E3SM variable nameCMIP variable nameconversionunits CMIP/E3SMvariable long name CMIP/E3SM

Max, Avg, Min plots over time
columns:
(1) full ocean vs time
(2) top layer vs time
(3) top layer vs latitude

Snapshot of variable
at surface, index 20
August, year 2
CF Standard Name

Conversion Formula Verified by

Scientist  

(scientist name)

NotesScientist Assigned to Perform Final Quality Control on CMORized filesDate Verified

Data & Metadata Correct

(yes/no)

Notes if CMORized files are not correct
1NAmasso

sum(config_density0*
timeMonthly_avg_layerThickness*
areaCell)
config_density0 = 1026.0 kg/m3

kgSea Water Mass
sea_water_massNo




2
pbo

pso (next line) +
verticalSum(timeMonthly_avg_layerThickness*
timeMonthly_avg_density)*gravity

config_density0 = 1026.0 kg/m3
gravity = 9.80616

PaSea Water Pressure at Sea floor

sea_water_pressure_at_sea_floorNo




3
pso

seaIcePressure + atmosphericPressure
where
seaIcePressure = (timeMonthly_avg_pressureAdjustedSSH - timeMonthly_avg_ssh)*config_density0*gravity

and
atmosphericPressure = PSL from CAM
config_density0 = 1026.0 kg/m3
gravity = 9.80616

PaSea Water Pressure at Sea Water Surface

sea_water_pressure_at_sea_water_surfaceNo




4
volosum(timeMonthly_avg_layerThickness*
areaCell)
m3Sea Water Volume
sea_water_volumeNo




5
zostimeMonthly_avg_pressureAdjustedSSH - sshAvg
sshAvg = sum(timeMonthly_avg_pressureAdjustedSSH*areaCell)/
sum(areaCell)
mSea Surface Height Above Geoidsea_surface_height_above_geoidNo




6
masscelloconfig_density0*
timeMonthly_avg_layerThickness
config_density0 = 1026.0 kg/m3
kg m-2Ocean Grid-Cell Mass per areasea_water_mass_per_unit_areaNo




7timeMonthly_avg_activeTracers_temperaturethetao
degCSea Water Potential Temperature

sea_water_potential_temperatureNo




8
thetaogasum(timeMonthly_avg_activeTracers_temperature*
timeMonthly_avg_layerThickness *
areaCell)/volo
degCGlobal Average Sea Water Potential Temperature
sea_water_potential_temperatureNo




9
tostimeMonthly_avg_activeTracers_temperature (nVertLevels=1)degCSea Surface Temperature

sea_surface_temperatureNo




10
tob

timeMonthly_avg_activeTracers_temperature (nVertLevels=maxLevelCell(nCells))

maxLevelCell is available in initial condition and restart files

degCSea Water Potential Temperature at Sea Floorsea_water_potential_temperature_at_sea_floorNo




11
tosgasum( timeMonthly_avg_activeTracers_temperature (nVertLevels=1)*
areaCell)/sum(areaCell)
degCGlobal Average Sea Surface Temperature
sea_surface_temperatureNo




12timeMonthly_avg_activeTracers_salinityso

Sea Water Salinity

sea_water_salinityNo




13
sogasum(timeMonthly_avg_activeTracers_salinity*
timeMonthly_avg_layerThickness *
areaCell)/volo

Global Mean Sea Water Salinity
sea_water_salinityNo




14
sostimeMonthly_avg_activeTracers_salinity( nVertLevels=1)
Sea Surface Salinitysea_surface_salinityNo




15
sob

timeMonthly_avg_activeTracers_salinity (nVertLevels=maxLevelCell(nCells))

maxLevelCell is available in initial condition and restart files


Sea water Salinity at Sea Floorsea_water_salinity_at_sea_floorNo




16
sosgasum(timeMonthly_avg_activeTracers_salinity (nVertLevels=1)*
areaCell)/sum(areaCell)

Global Average Sea Surface Salinity

sea_surface_salinityNo




17timeMonthly_avg_tThreshMLDmlotst
mOcean Mixed Layer Thickness Defined by Sigma Tocean_mixed_layer_thickness_defined_by_sigma_tNo




18timeMonthly_avg_velocityZonaluo
m s-1Sea Water X Velocitysea_water_x_velocityNo




19timeMonthly_avg_velocityMeridionalvo
m s-1Sea Water Y Velocitysea_water_y_velocityNo




20
wotimeMonthly_avg_vertVelocityTop
needs different vertical coordinate
m s-1Sea Water Vertical Velocity

upward_sea_water_velocityNo




21
wmo

(timeMonthly_avg_vertVelocityTop +
timeMonthly_avg_vertGMBolusVelocityTop) * areaCell * config_density0

needs different vertical coordinate

kg s-1Upward Ocean Mass Transport

upward_ocean_mass_transport
Makes sense only on the native grid



22
umoX-ward mass transport from residual mean (resolved plus parameterized) advective transport.kg s-1Ocean Mass X Transport

ocean_mass_x_transport
Makes sense only on the native grid



23
vmoY-ward mass transport from residual mean (resolved plus parameterized) advective transport.kg s-1Ocean Mass Y Transport

ocean_mass_y_transport
Makes sense only on the native grid



24
msftmz
kg s-1Ocean Meridional Overturning Mass Streamfunction

ocean_meridional_overturning_mass_streamfunctionNo




25
hfbasinFormula needed – not sure if data is available.WNorthward Ocean Heat Transport

northward_ocean_heat_transport





26timeMonthly_avg_seaIceFreshWaterFluxfsitherm
kg m-2 s-1Water Flux into Sea Water due to Sea Ice Thermodynamicswater_flux_into_sea_water_due_to_sea_ice_thermodynamicsNo




27
wfotimeMonthly_avg_seaIceFreshWaterFlux +
timeMonthly_avg_riverRunoffFlux +
timeMonthly_avg_iceRunoffFlux +
timeMonthly_avg_rainFlux +
timeMonthly_avg_snowFlux
kg m-2 s-1Water Flux into Sea Water

water_flux_into_sea_waterNo




28timeMonthly_avg_seaIceSalinityFluxsfdsi
kg m-2 s-1Downward Sea Ice Basal Salt Fluxdownward_sea_ice_basal_salt_fluxNo




29
hfsifrazil- config_density0 * config_frazil_heat_of_fusion * timeMonthly_avg_frazilLayerThicknessTendencyW m-2Heat Flux into Sea Water due to Frazil Ice Formationheat_flux_into_sea_water_due_to_freezing_of_frazil_iceNoThe formula is incorrect by a factor of density/config_density0, but it is not clear to me that this really matters or that multiplying this back in after time averaging will make things more correct.



30
hfdstimeMonthly_avg_seaIceHeatFlux +
timeMonthly_avg_latentHeatFlux +
timeMonthly_avg_sensibleHeatFlux +
timeMonthly_avg_shortWaveHeatFlux +
timeMonthly_avg_longWaveHeatFluxUp +
timeMonthly_avg_longWaveHeatFluxDown
W m-2Downward Heat Flux at Sea Water Surfacesurface_downward_heat_flux_in_sea_waterNo




31timeMonthly_avg_windStressZonaltauuo
N m-2Surface Downward X Stresssurface_downward_x_stressNo




32timeMonthly_avg_windStressMeridionaltauvo
N m-2Surface Downward Y Stresssurface_downward_y_stressNo




33
zhalfo
mDepth Below Geoid of Interfaces Between Ocean Layersdepth_below_geoidNo




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