We’re currently seeing an uptick in AAM tendency on the back of the current westerly wind burst (WWB) in the Pacific.

This I suspect, is behind the current amplification appearing within modelling. I’d not be surprised to see this watered down given lack of an MJO signal. pic.twitter.com/CUJFazqle0

— Met4Cast. (@Met4CastUK) November 14, 2023