An El Nino is likely to develop by the Summer of 2026. The ENSO subsurface is very warm
Since 1985, the most extreme ENSO subsurface anomalies for this time of the year, 8/10 (80%) became favored warm/cold ENSO state later that year.
The CPC on March 12 has put up an El Nino watch for 2026:
Climate Prediction Center: ENSO Diagnostic Discussion
They are giving an 80% chance that August-Sept-Oct (peak Hurricane season) will be El Nino
In 1995, a positive phase t