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NCEP Global Data Assimilation System GDAS

Published by National Oceanic and Atmospheric Administration, Department of Commerce | National Oceanic and Atmospheric Administration, Department of Commerce | Catalog Last Checked: August 02, 2026 at 05:34 PM | Dataset Last Updated: June 01, 2023 at 12:00 AM
Data is from NCEP initialized analysis (2x/day). It consists of most variables interpolated to pressure surfaces from model (sigma) surfaces.

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