Further cooling to near the “strong” category (<-1.5°C) is becoming increasingly likely as ocean heat content exceeds negative anomalies of last year’s moderate #LaNiña.

This would be only the 3rd second-year La Niña to reach the strong threshold since 1950.#ENSO #Climate pic.twitter.com/8WDwxL1ial

— Tyler Stanfield (@TylerJStanfield) October 21, 2021