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Federal
NCEP-NCAR Reanalysis 1
National Oceanic and Atmospheric Administration, Department of Commerce —
Data is from NCEP initialized reanalysis (4x/day). It consists of most variables interpolated to pressure surfaces from model (sigma) surfaces. -
Federal
NOAA/CIRES/DOE 20th Century Reanalysis (V3)
National Oceanic and Atmospheric Administration, Department of Commerce —