SST skill

Heat Content skill

3 mnth

6 mnth

9 mnth

1 mnth

3 mnth

6 mnth

9 mnth

Nino34

IOD

Correlation RMSE

Nino-4 Anomaly Nino-4 Anomaly CorrelationCorrelation

Red - Old systemRed - Old system

Navy - PEODASNavy - PEODAS

Blue - ECMWFBlue - ECMWF

Navy - PEODASNavy - PEODAS

Pink - No AssimPink - No Assim

Temperature error - comparison Temperature error - comparison with TAO and ECMWFwith TAO and ECMWF

Temperature Comparison with TAO Mooring at 140W

IOD Anomaly IOD Anomaly CorrelationCorrelation

Red - Old systemRed - Old system

Navy - PEODASNavy - PEODAS

Blue - ECMWFBlue - ECMWF

Navy - PEODASNavy - PEODAS

Pink - No AssimPink - No Assim

Surface currents in the Indian OceanSurface currents in the Indian Ocean

ECMWF Better due to Altimeter ?ECMWF Better due to Altimeter ?

Correlation of surface U with OSCARCorrelation of surface U with OSCAR

(www.oscar.noaa.gov)(www.oscar.noaa.gov) PEODAS ECMWFPEODAS ECMWF

At present, RAMA is 39% complete, with 18 of the 46 total mooring sites occupied (Figure 2). Nations that have provided mooring equipment, ship time, personnel, and/or logistic support so far include Japan, India, the United States, Indonesia, China, and France.