Three to five of those storms are predicted to strengthen into major hurricanes, which are classified as Category 3 ...

In recent years, the question of whether a Category 6 designation should be added to the Saffir-Simpson Hurricane Wind Scale ...

But the other storms are still an imposing presence. Seru achieved Category 1 strength on the Saffir-Simpson scale—the go-to scale for measuring the strength of storms like hurricanes and cyclones.