NOAA will publish a qualifying RONI and declare a Super El Niño after one listed season posts a RONI of +2.0°C or higher. CPC forecasters will point to the ongoing strengthening that is expected to continue through the end of 2026 and to the current Niño-1+2 value of +2.7°C and Niño-3.4 at +1.2°C a…