So far, #Henri is not intensifying at a quick rate, which is good news. However, signs of an inner core structure are appearing (ring of thunderstorms around center), and aircraft data in a few hours will tell us a lot about whether the storm surge + wind threat is increasing. pic.twitter.com/zAhBcOBQWP

— Dr. Levi Cowan (@TropicalTidbits) August 21, 2021