Download Sea Surface Temperature Anomaly Indices:

Please, note: in order to use the Time Series presented on this website in the PSD Interactive Tools for "Custom" use the pathname: /Datasets/Timeseries/Filename, where the "Filename" is taken from the tables. For example: /Datasets/Timeseries/CAR_ersst.data.
Click on a "Filename" to get the Time series and download information, courtesy of the NOAA/PSD-CIRES/CDC.

Seasonally Smoothed SST Indices:

DescriptionFilename
Caribbean IndexCAR_ersst.data
Equatorial Atlantic IndexEA_ersst.data
Optimal Structure and SST field Correlation COROPT
Hawaiian IndexHAW_ersst.data
Indian Ocean IndexIND_ersst.data
Nino3.4 IndexNina_34_ersst.data
Nino4 IndexNina4_ersst.data
North Tropical Atlantic IndexNTA_ersst.data
South Tropical Atlantic IndexSTA_ersst.data