The American warm pool is comparable to or larger than the Pacific, in terms of the 30C isotherm. The warmest Pacific water straddles the Dateline. The western IO is absolutely warmer than the eastern. The IOD signal forced by El Niño is strong this year. pic.twitter.com/wMIFdsTgHy

— Paul Roundy (@PaulRoundy1) October 13, 2023