Phase 1: (completed)
NCEP/NCAR (global) Reanalysis (1948-present)
- continues as the CDAS (Climate Data Assimilation System)
- used by Climate Prediction Center (CPC) for climate monitoring
Phase 2:
Regional Reanalysis (1979-2003)
- lead by Fedor Mesinger
- Eta model with resolution of 40km or less
- assimilate rainfall
- North America domain
- coordination with GEWEX
- expect the regional reanalysis to be used by many new people
NCEP/DOE AMIP-II Reanalysis (Reanalysis-2)
- updated Global Reanalysis (1979-1997)
- need for an interim global reanalysis for AMIP-II and
boundary conditions for the Regional Reanalysis
- much smaller effort than the N/N Reanalysis
Phase 3:
new Global Reanalysis
- "Future Trends" makes a new reanalysis worthwhile
'94 vs '04 technology
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