Optimum interpolation Sea Surface Temperature

Leave a commententry, Hydrography
A high-resolution sea surface temperature analysis product that blends in situ (ship and buoy) reports and satellite data and uses optimum interpolation to fill spatial gaps.


resolution daily
period historical
coverage 1981–present


gridded yes
type observations (interpolated)
formats nc


published yes
link to data https://data.nodc.noaa.gov/cgi-bin/iso?id=gov.noaa.ncdc:C00844
availability public


resolution 0.25° x 0.25°
depth surface
coverage global

Major Variables

Key References

  • Banzon, V., Smith, T. M., Chin, T. M., Liu, C., and Hankins, W., 2016: A long-term record of blended satellite and in situ sea-surface temperature for climate monitoring, modeling and environmental studies. Earth Syst. Sci. Data, 165–176, doi:10.5194/essd-8-165-2016.
  • Reynolds, R. W., T. M. Smith, C. Liu, D. B. Chelton, K. S. Casey, and M. G. Schlax, 2007: Daily high-resolution-blended analyses for sea surface temperature. Journal of Climate. doi:10.1175/JCLI-D-14-00293.1.

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