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VIIRS/SNPP Cloud Properties COSP Level 3 monthly, 1x1 deg. grid

Published by NASA/GSFC/SED/ESD/HBSL/BISB/LAADS;UWI-MAD/SSEC/ASIPS | National Aeronautics and Space Administration | Catalog Last Checked: May 18, 2026 at 02:55 PM | Dataset Last Updated: May 11, 2026
The VIIRS/SNPP Cloud Properties COSP Level 3 monthly, 1x1 degree grid product is a new L3 CLDPROP COSP Cloud product with short-name CLDPROPCOSP_M3_VIIRS_SNPP. It contains VIIRS SNPP cloud mask, cloud top, and cloud optical retrieval data over monthly timeframe. It provides a set of custom cloud-related parameters for better comparison with climate model output. The “COSP” acronym in the short-name stands for Cloud Feedback Model Intercomparison Project (CFMIP) Observation Simulator Package. Provided in netCDF4 format, it contains 32 aggregated science data sets (SDS/parameters). Consult the CLDPROPCOSP User Guide for details regarding how the L3 monthly statistics are computed, and to learn more about the gridding and sampling protocols specific to this product and a number of other topics germane to the user community. The collection of this product starts from March 1, 2012 and includes 12 granules each calendar year.

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