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System Configuration Information

These information can be changed if the corresponding operational model is modified.

GPC Tokyo

GPC Tokyo
When was the current long-range forecast system implemented? System name: JMA/MRI-CPS2 
Implemented: June 2015
Is it a coupled forecast system? Yes
Is it a Tier-2 forecast system? No
Atmospheric model resolution TL159L60
Ocean model (if applicable) MRI.COM :1.0° in longitude, 0.3°-0.5°in latitude, 53 levels
Source of atmospheric initial conditions JRA-55(Japanese 55-year Reanalysis)
Source of ocean initial conditions MOVE/MRI.COM-G2(Ocean Data Assimilation)
If Tier-2, what is the source of SST predictions? N/A
Hindcast period 1979-2014
Ensemble size for the hindcasts 10 members (from 2 different initial dates, the middle and end of each month)
How is the hindcast ensemble configured? Combination of Breeding of Growing Modes(BGM) and Lagged Average Forecast(LAF) methods
Ensemble size for the forecast 51 members (from 4 different initial dates, every 5 days)
How is the forecast ensemble configured? Combination of Breeding of Growing Modes(BGM) and Lagged Average Forecast (LAF) methods
http://ds.data.jma.go.jp/tcc/tcc/products/model/outline/cps2_description.html
Length of forecasts 7 months
Data format GRIB 2
What is the latest date predicted anomalies for the next month/season become available? About 25th of the current month
How are the forecast anomalies constructed? Departures from the model climate estimated by the hindcast integrations
URL where forecast are displayed http://ds.data.jma.go.jp/tcc/tcc/products/model/index.html
Point of Contact Mr. Yuhei Takaya (ytakaya@met.kishou.go.jp)