Why are shallower, lower-level wind shears worse for TCs?
— Eric Webb (@webberweather) July 3, 2021
1) The same shear in a shallower layer = more vortex tilt + less MSLP falls.
2) Lower-lvl shear is pound-for-pound more impactful b/c this is where the TC vortex is usually stronger.
Not all shear is created equal#Elsa https://t.co/FkQgEWv40o pic.twitter.com/uaFhhXQYyz