Only 81 hurricanes have struck as Category 4 or higher since 1851, or about one every other year on average. A couple have crippled multiple points at that strength. Irma, in 2017, managed to hit five countries as a Category 4 or 5 — the most of any storm in the Atlantic.

The hurricane is the strongest to hit Jamaica in recent history. It has already caused fatalities in Haiti and the Dominican Republic

Tropical Storm Melissa is expected to rapidly intensify over the weekend into a Category 4 hurricane, and could get even stronger. Tropical Storm Melissa is expected to rapidly intensify over the weekend into a Category 4 hurricane, according to the National Hurricane Center.