This low-latitude ITCZ wave is the same one I mentioned a week ago. It came off the African coast late last week and headed west to ~40W longitude by Sun, before stalling past few days. It will interact with the strong trop. wave in the e. Atl Thu-Fri: https://t.co/b400XZnfM1 pic.twitter.com/XenDoHpa2s

— Yaakov Cantor (@yconsor) September 20, 2023