Lastly, I wouldn’t use the MEI to argue this point either. The MEI is constructed using the first EOF of variability in 5 parameters across the Pacific. This year’s El Niño is best shown by the 2nd, which means that such an index will struggle.https://t.co/YMfLQ3tN79

— Deelan Jariwala (@WxTca) November 20, 2023