Despite what everyone’s favorite alphabet soup index of the month says, the atmosphere is clearly coupled to & responding strongly to El Niño, almost no matter how you slice it.

ENSO indices like the MEI or MEI.v2 (which I studied for my MS thesis several years ago!) have ***a… pic.twitter.com/d5vmUjJ9el

— Eric Webb (@webberweather) November 8, 2023