There has been a big burst in eyewall lighting in #Ian this morning and a lot of this appears to be near or inside the radius of max winds. This has been shown to be a possible signal of rapid intensification. https://t.co/Rf6oRA0yW5 pic.twitter.com/Yiqzme2Em8

— Derrick Herndon (@DerrickHerndon2) September 27, 2022