Niño 1+2 SST Index from the HadISST1.1

Niño 1+2 is the area averaged anomalies over the Niño 1+2 region (5N-5S,150W-90W) using a climatology of 1981-2010. Map of ENSO regions.

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Correlation of Niño 1+2 index with HadIST1.1 SST dataset
sample plot
WRIT time-series
Description and Specifications
Description
    Niño 1+2 is the area averaged anomalies over the Niño 1+2 region (SSTs are averaged over the NINO1 and NINO2 regions 0-10°South;90°West-80°West) using a climatology of 1981-2010. Map of ENSO regions.
Temporal Coverage
  • Monthly values: 1870/01 to present
  • Update Status: Monthly
Data Notes
    Units: ℃
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Source, citation and related Information.
Related Time-series
Links
Original Source
  • Index is calculated at NOAA/PSL
Time-series source dataset(s)
Citation
  • Rayner N. A., D. E. Parker, E. B. Horton, C. K. Folland, L. V. Alexander, D. P. Rowell, E. C. Kent, A. Kaplan, Global analyses of sea surface temperature, sea ice, and night marine air temperature since the late nineteenth century, J. Geophys. Res., 108 (D14), 4407, doi:10.1029/2002JD002670, 2003.
References
  • Rayner N. A., D. E. Parker, E. B. Horton, C. K. Folland, L. V. Alexander, D. P. Rowell, E. C. Kent, A. Kaplan, Global analyses of sea surface temperature, sea ice, and night marine air temperature since the late nineteenth century, J. Geophys. Res., 108 (D14), 4407, doi:10.1029/2002JD002670, 2003.
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