"With a central pressure of 897 mb, [Milton is] the 5th most intense hurricane in Atlantic history by central pressure," storm expert Colin McCarthy said.

The rapidly developing hurricane that shows no signs of stopping won’t technically become a Category 6 because the category doesn't exist at the moment. But it could soon reach the level of a hypothetical Category 6 experts have discussed and stir up arguments about whether the National Hurricane Center’s long-used scale for classifying hurricane wind speeds from Category 1 to 5 might need an overhaul.

Florida officials believe Hurricane Milton evacuations could be the largest since 2017's Hurricane Irma. How the storm will impact Palm Beach County.