Watching #Larry undergo extratropical transition really shows you how much a large TC can perturb the downstream waveguide.

In its place is a large SW-to-NE orientated PV streamer taking up a large portion of the subtropical Atlantic.

A temporary respite in TC activity. pic.twitter.com/GD3aFKLmUF

— Philippe Papin (@pppapin) September 12, 2021