I suspect that the North Pacific jet stream will retract significantly once this Kelvin wave begins to constructively interfere with the standing wave over the IO/MC. EPS suggests that this’ll happen towards the end of the month, could mean Niña-like pattern returns for February. pic.twitter.com/hCDHuR3Qp1

— Deelan Jariwala (@WxTca) January 3, 2023