The CFS's failure to pick up on the current favorable upper-level pattern in the W/C Trop Atl 2-3 weeks in advance likely relates to its bias of keeping the -VP in the central Pacific too strong and not picking up on the CCKW/strong pulse of -VP across E. Atl/Africa at end of Jul pic.twitter.com/MO4op4LUEV

— Yaakov Cantor (@yconsor) July 25, 2023