What Makes An Annular Hurricane So Different?
What Makes An Annular Hurricane So Different?
US · Published Sep 7, 2025
Annular hurricanes are characterized by a doughnut-like shape with a large, symmetric eye and minimal banding.
These hurricanes often form after an eyewall replacement cycle, making them more resistant to dry air and wind shear.
Annular hurricanes are more common in the Pacific and present unique challenges for forecasting due to their resilient structure.
Distinctive doughnut-like appearance of annular hurricanes
Annular hurricanes are a unique and powerful type of tropical cyclone characterized by their distinctive doughnut-like appearance. Unlike typical hurricanes that exhibit prominent rainbands and an irregular eye, annular hurricanes possess a large, clear, and symmetric eye, surrounded by a uniform ring of intense thunderstorms. This structure gives them a highly organized and often visually striking appearance on satellite imagery.
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