30-day-averaged shear in the Caribbean (10-20°N, 90-60°W) is the 5th strongest on record (since 1980). Since 1980, the only years with stronger shear from July 10 - August 8 were: 1986, 1987, 1997 and 2015. All of these were below-average Atlantic #hurricane seasons. pic.twitter.com/hm4bIdgVWK
-- Philip Klotzbach (@philklotzbach) August 10, 2018