Table4.2.3.5 https://www.nco.ncep.noaa.gov/pmb/docs/grib2/grib2_doc/grib2_table4-2-3-5.shtml ISSTMP Interface Sea-Surface Temperature (See Note 1) K SKSSTMP Skin Sea-Surface Temperature (See Note 2) K SSKSSTMP Sub-Skin Sea-Surface Temperature (See Note 3) K FDNSSTMP Foundation Sea-Surface Temperature (See Note 4) K EBSSTSTD Estimated bias between Sea-Surface Temperature and Standard K EBSDSSTS Estimated bias Standard Deviation between Sea-Surface Temperature and Standard K