Wow. Look at how bizarre the mid-EWRC dynamics of Typhoon Sinlaku’s core are right now.

The massive outer eyewall is rapidly strengthening and chiseling out a new, larger eye around the decaying inner eyewall (which is now hitting Saipan and Tinian).

While this is weakening… pic.twitter.com/Ob4pdReA1L

— Backpirch Weather (@BackpirchCrew) April 14, 2026