example of timeseries of Pacific indices
Example of timeseries of Pacific indices

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 CU.

Seasonally Smoothed SST Indices:

Caribbean IndexCAR_ersst.data
Equatorial Atlantic IndexEA_ersst.data
Optimal Structure and SST field Correlation COROPT (old, ICOADS version)
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
Please Note: If you acquire LIM Pacific SST Anomalies and PDO Forecasts products from our website, we ask that you acknowledge us in your use of the data. This may be done by including a citation to us such as "LIM SST Anomalies Forecast data provided by the NOAA/ESRL Physical Science Division and CIRES CU, Boulder, Colorado, from their website at https://www.esrl.noaa.gov/psd/", in any documents or publications using these data. We would also appreciate receiving a copy of the relevant publication. This will help NOAA/PSD and CIRES to justify keeping the LIM SST Anomalies Forecast data freely available online in the future. Thank you!