This dataset has the long term mean (monthly climatology) of the 2-degree, Global, Enhanced, simple gridded monthly summary product (1950 - 1979) from the International Comprehensive Ocean-Atmosphere Data Set (ICOADS), the most extensive collection of surface marine data.

This dataset has the long term mean (monthly climatology) of the 2-degree, Global, Enhanced, simple gridded monthly summary product (1971 - 2000) from the International Comprehensive Ocean-Atmosphere Data Set (ICOADS), the most extensive collection of surface marine data.

The NCEP/NCAR Reanalysis 1 project is using a state-of-the-art analysis/forecast system to perform data assimilation using past data from 1948 to the present. Data is from NMC initialized reanalysis (4x/day). See the PROBLEMS LIST at http://www.esrl.noaa.gov/psd/data/reanalysis/problems.shtml