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Ensemble Model Prediction
> Verification of Three-month Prediction
Verification of Three-month Prediction
Error maps for every forecast (updated every month)
Z500, T850 and SLP ( Northern Hemisphere )
Systematic error is removed.
Stream Function and Velocity Potential, Precipitation, Surface air temperature,Sea sureface temperature, Z500 and SLP
Model normals based on hindcast.
Verification data:
Before May 2015 (JMA/MRI-CPS1): JRA-25/JCDAS and COBE-SST (1981 – 2010)
June 2015 – January 2022 (JMA/MRI-CPS2): JRA-55 and COBE-SST (1981 – 2010)
February 2022 – January 2026 (JMA/MRI-CPS3): JRA-3Q and MGDSST (1991 – 2020)
February 2026 – present (JMA/MRI-CPS4): JRA-3Q and MGDSST (1991 – 2020)
Horizontal resolution:
Before January 2022: 2.5 degrees
February 2022 – present: 1.25 degrees
Verification of
hindcast (JMA/MRI-CPS4)
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