Tropical Highlights
Table of Atmospheric Indices (Table 1)
Table of Oceanic Indices (Table 2)
Time Series
Time-Longitude Sections
Mean & Anomaly Fields
Appendix 1: Outside Contributions
APRIL 2023
FIGURE T18. Mean (top) and anomalous (bottom) sea surface temperature (SST). Anomalies are departures from the 1991-2020 base period monthly means (Smith and Reynolds 1998, J. Climate, 11, 3320-3323).