Picture. Figure 1. December 1877 Tropical Pacific sea surface temperature anomalies via … The Ensemble Oceanic NINO Index (ENS-ONI) is one of the longest running, … ENS ONI time series (1850-2021) … Journal of Climate 28(3): 911-930. … “An Analysis of the 187778 ENSO Episode and Comparison with 198283.. Season 1. Tommy. Critics Consensus. Though…