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Ocean models

Described below are the OGCMs (Oceanic General Circulation Models) the GODAE OceanView systems are running, as well as their domain, resolution, levels and atmospheric forcing.

SystemOGCMDomainHorizontal ResolutionVertical SamplingAtmospheric Frocing
BLUElink>

last updated 2014
OFAM2


OFAM2 (Reanalysis)
Regional/Global (0-360E, 75S-75N (90-180E, 75S-16N))

Global (0-360E, 75S-75N)
1° global
110° around Australia

110° global
5m@surface; 10m@200 m; coarser@depthACCESS-G, APS1


ERA-Interim
CONCEPTS NEMO 3.1

NEMO 3.1

NEMO 3.1

WW3 v5.16

Dalcoast v.5
Global

Regional:Arctic & North Atlantic

Gulf of St Lawrence

Wave

Regional Deterministic Surge Prediction System (RDSPS)
1/4°

14°, 1/12°, 1/36°

5 km

1/4°

1/30°
50 z-levels

50 z-levels

35 z-levels

36 bins of frequency and 36 bins of direction

2D barotropic
Fully coupled to 10km atmosphere (CCMEP GEM model)

CCMEP Regional Deterministic Prediction System - hourly

Fully coupled at every timestep to CCMEP Global Deterministic Prediction System; Hourly CCMEP

Hourly CCMEP
ECCO groupMITgcmGlobal and regional domainsFrom 1°  (LLC90, ECCO central production), 18km (ECCO2), down to 2 km (LLC4320)50  to 100 z-levelsERA-Interim (ECCOv4r3) or JRA-55
ECMWFNEMO V3.4Global14°75 levels, 1m-1.5m thickness upper levelsBulk formulation including wave forcing

ERA-Interim from 1970101 un 20151231

ECMWF NWP from 20160101 to present

ECMWF operational NWP since 2010
FOAMNEMOGlobal; regional in N. Atlantic, Indian Ocean, Mediterranean; shelf-seas in the NW European Shlef Seas (NWS)14° global
112° regionally and 1.5km shelf-seas
75 z-levels (global)
50 z-levels (regional);
all with 1m resolution in the top 10m of the ocean. 50 sigma-coordinate levels in the shelf-seas.
3 hourly surface heat and freshwater forcing, with 1-hourly winds, from Met Office NWP system

A global coupled atmosphere/land/ocean/sea-ice forecasting system with the same ocean resolution is also run operationally, with atmosphere resolution of ~40km.
HYCOM/NCODA GOFSHYCOMGlobal112.5°32 hybrid coordinate surfacesT359L50 Navy Global Environmental Model (NAVGEM) (v. 1.2)
INCOIS-GODAS

INDOFOS

HOOFS

ITOPS
MOM5.1

ROMS v3.7

ROMS v3.7

HYCOM
Global

Indian Ocean

Local Indian Ocean regions

Global & Indian Ocean nested to Global
0.5° x 0.25° with in 10°S - 10°N and 0.5° x 0.5° beyond 30°

1/12° / 1/12

1/48° x 1/48° (~2.25 x 2.25 km)

0.25° x 0,25° (ITOPS-Global)
0.0625° x 0.0625° (ITOPS-IO)
40 levels


40 levels


40 levels



29 levels
Operational atmospheric prediction system from the NCMRWF (National Centre for Medium Range Weather Forecast (NCMRWF), New Delhi



GFS 0.25° x 0.25°
KOOFS (North Pacific)

KOOFS (YES)

KOOFS (East Sea)

KOOFS (Korea Strait)

KOOFS (West Coastal Zone Model)

KOOFS (Southwest Coastal Zone Model)

KOOFS_OPEM

Coastal KOOS

ROMS

ROMS

ROMS

ROMS

ROMS

ROMS

GFDL-MOM5

MOHID

Northwest Pacific (NPACIFIC)

The Yellow and East China Sea

East Sea

Korea Strait

West Coastal Zone of Korea

South Coastal Zone of Korea

Northwest Pacific

Korean Peninsula

0.25°

3 km

3 km

1.5 km

1 km

1 km

1/24°

1/28°

30 sigma-levels

41 sigma-levels

41 sigma-levels

20 sigma-levels

30 sigma-levels

30 sigma-levels

51 layers (z-star coordinate)

40 layers (8 sigma-levels and 32 z-levels)

NCOP GFS (NOAA)

Hourly surface fluxes from WRF

Hourly surface fluxes from WRF

Hourly surface fluxes from WRF

Hourly surface fluxes from WRF

Hourly surface fluxes from WRF

6-hourly surface fluxes from ECMWF ERA INTERIM data (201501-201702)/KMA GDAPS (201703-)

Hourly surface fluxes from WRF(weather research and forecasting) with cycling 3D-VAR

Mercator Ocean

last updated 2016
NEMO coupled with LIM2_EVP sea ise modelGlobal
North Atlantic + Mediterranean Sea + IBI (Iberian Seas, Bay of Biscay and Irish Sea)
14° ;112° (global)
112° (NA and Med)
136° (IBI)
42-75 z-levelsECMWF analyses and forecast for the real-time and ERA interim reanalysis for ocean reanalysis, 3hour forcing frequency, bulk formulation (COARE)
MFS

last updated 2014
NEMO 3.2 (WAVEWACTH and OPATM-BFM)Mediterranean Sea1/16°72 z-levels with 3m resolutiom at surface. 300m at bottomECMWF 6-hourly
MOVE/MRI.COMMRI.COM version 3

MRI.COM version 2

MRI.COM version 3

MRI.COM version 4

MRI.COM version 4

Global

Western North Pacific

[Forecast model] Seto-Inland Sea (Seto)
[Analysis model] Western North Pacific (WNP)

Global

[Forecast model] Japan area (JPN)
[Analysis model] North Pacific (NP)

1° x 0.5 °

110°

(Seto) 133° x 150° (WNP) 110°

[Analysis model] 1° x 0.5°
[Forecast model] 0.25° x 0.25°

(JPN) 133° x 150° (NP) 110° x 111°

50 levels

54 levels

(Seto) 60 levels, (WNP) 54 levels

60 levels

60 levels
JRA55 (JMA's Operational analysis and Reanalysis) and NWP output

JRA55 (JMA's Operational analysis and Reanalysis) and NWP output

JRA55 (JMA's Operational analysis and Reanalysis) and NWP output

JRA55-do (JRA55-based forcing adjusted for driving ocean; Tsujino et al. 2018)

JRA55-do (JRA55-based forcing adjusted for driving ocean; Tsujino et al. 2018)

NMEFCNEMO

ROMS

ROMS

ROMS

ROMS

ROMS

ROMS

Global

Northwest Pacific

Bohai Sea, Yellow Sea and East China Sea

South China Sea

Bohai Sea

North Indian Ocean

Northwest Pacific
1/12°

1/20°

1/30°

1/30°

1/60°

1/30°

15km
75 levels with 20 level in upper 200m

30 sigma-levels

30 sigma-levels

36 sigma-levels

30 sigma-levels

30 sigma-levels

40 sigma-levels

GFS 6-hourly and ECMWF 

6-hourly surface fluxes from NMEFCWRF /  NCEP GFS /CFSR

6-hourly surface fluxes from NMEFCWRF /  NCEP GFS /CFSR

6-hourly surface fluxes from NMEFCWRF /  NCEP GFS /CFSR

6-hourly surface fluxes from NMEFCWRF /  NCEP GFS /CFSR

6-hourly surface fluxes from NCEP GFS /CFSR

Sea surface stresses and heat fluxes from WRF results / CFSR
REMOHYCOMRegional (Atlantic, excl. Pacific))

Regional (South Atlantic)

Regional (Southwest Atlantic)
1/4°

1/12°

1/24°
21 hybrid layers

21 hybrid layers

21 hybrid layers

NCEP GFS 0.5° 3-hourly

CHM COSMO with 0.1° resolution

CHM COSMO with 0.1° resolution
RTOFS

last update 2016
HYCOMGlobal

North Atlantic

North Atlantic, East Pacific and Western North Pacific
1/12° at equator

1/12° rotated grid with 4-6km resolution as US coast

1/12°
32 hybrid layers

26 hybrid layers

32 hybrid layers
NCEP (GFS) 3-hourly, HWRF (Hurricane WRF)
TOPAZHYCOMNorth Atlantic (from 10S) - Arctic (until Bering Strait)12 km (between 1/8th and 1/6th)28 hybrid z-isopycnal layersECMWF 0.1 deg resolution