The SST data from the Tropical Rainfall Measuring Mission (TRMM) Microwave Imager (TMI) will no longer be produced by Remote Sensing Systems after Feb 14, 2015 because of quality issues.
See this link for details on the degradation of data from this mission:
http://www.remss.com/node/5129
The following datasets are impacted:
http://podaac.jpl.nasa.gov/dataset/TMI-REMSS-L2P-v4
http://podaac.jpl.nasa.gov/dataset/REMSS-L2P_GRIDDED_25-TMI
TMI SST users should migrate to the AMSR2 dataset found here:
http://podaac.jpl.nasa.gov/dataset/AMSR2-REMSS-L2P-v7.2