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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
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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 3.1Regional:Arctic & North Atlantic;

Great Lakes;

Global
14°, 1/12°, 1/36°

2 km

1/4°
50 z-levels

35 z-levels

50 z-levels
CMC Regional Deterministic Prediction System - hourly
ECCO groupMITgcmGlobal and regional domainsFrom 1° global (ECCO central) to 18km (ECCO2), higher resolution for regional models50 z-levels (JPL)
23 z-levels (MIT)
Prior forcing from NCEP, JRA-25 and ERA-40
ECMWF

last updated 2013
NEMO 3.0Global1° global 42 z-levels (18 levels in the first 200 m) ERA-40, ERA-Interim, ECMWF operaiotnsl NWP since 2010
FOAM

last updated 2014
NEMOGlobal
North Atlantic  + Mediterrranean Sea + Indian Ocean
14° (global)
112° (regional)
75 z-levels (global)

50 z-levels (regional);
1m resolution in the top 10 m)
3-hourly surface flcuxes from the Met Office NWP system
HYCOM/NCODA GOFSHYCOMGlobal112.5°32 hybrid coordinate surfacesT359L50 Navy Global Environmental Model (NAVGEM) (v. 1.2)
INCOIS-GODAS
INDOFOS
HOOFS
MOM4.0d

ROMS v3.6

ROMS v3.7
Global

Indian Ocean

Local Indian Ocean regions
0.5 x 0.25

1/8°

1/48° x 1/48°
40 sigma-levelsNCMRWF (National Centre for Medium Range Weather Forecast) 6 hourly
Mercator OceanNEMO 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 v3.4 MRI.COM v4.0Global
North Pacific
Western North Pacific
Japan area
Seto-Inland Sea
1° x 0.5 °
12°
110°
2 km
2 km
54 sigma-z hybrid levels

61 levels
6-hourly JRA55-JCDAS forcing (JMA Ranalysis and NWP output)
NMEFCMOM4

ROMS

HYCOM

IAP-OCGM
Global (MOM 4)

Northwest Pacific,
Regional China Seas and North Indian Ocean (ROMS)

North Pacific (HYCOM)

Tropical Pacific (IAP-OCGM)
1/4° (global)

1/20°, 1/30°, 1/60°, 1/12°, 1/8°

0.2/0.4°

2/1° 1/8°
50 z-levels

30 sigma-levels , 36 sigma-levels, 40 sigma levels


22 levels

12 levels
GFS 6-hourly, NMEFCWRF /NCEP GFS / CFSR; reanalysis 12 -hourly
REMOHYCOMRegional (Atlantic, excl. Pacific))
Regional (South Atlantic)
Regional (Southwest Atlantic)
1/4°

1/12°

1/24°
21 hybrid layersNCEP GFS 0.5° 3-hourly
CHM - COSMO 0.1° 3-hourly
RTOFSHYCOMGlobal

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)
TOPAZ

last updated 2014
HYCOMAtlantic & Arctic1/8° - 1/6° depending on areas28 hybrid z-isopycnal layersECMWF 6-hourly