At peak intensity Hurricane Irma has sustained winds of 185 miles per hour.
Hurricane Irma, which occurred in September 2017, was classified as a Category 5 hurricane on the Saffir-Simpson Hurricane Wind Scale at its peak, with sustained winds reaching 185 mph. It caused widespread destruction in the Caribbean and parts of the southeastern United States, particularly Florida. Irma was one of the strongest hurricanes recorded in the Atlantic basin.
Harvey and Irma are two different storms. Hurricane Harvey was a storm that moved across portions of the southern Caribbean and the Gulf of Mexico. It struck Texas at peak strength as a category 4 hurricane and caused extreme flooding in parts of Texas and Louisiana. It has now dissipated. Hurricane Irma is a major hurricane currently threatening Florida as of September 9, 2017. It moved across parts of the Atlantic and northern Caribbean. It peaked as a category 5 and is one of the strongest Atlantic hurricanes ever recorded.
There have been 3 Category 5 hurricanes since 1899 that have hit the U.S. at category 5 strength: the Labor Day hurricane of 1935, Hurricane Camille of 1969, and Hurricane Andrew of 1992.
Hurricane Irma first became a tropical storm on Wednesday, August 30, 2017. On Thursday, August 31, 2017, Irma was officially upgraded to hurricane status.
As of September 5, 2017, Hurricane Irma is a major category 5 hurricane currently threatening areas including the Virgin Islands, Puerto Rico, the Dominican Republic, Haiti, Cuba, and Florida. With sustained winds of 185 miles per hour it is one of the strongest Atlantic hurricanes ever recorded and is extremely dangerous. Damage in some areas will likely be catastrophic.
Jose is another hurricane behind Irma. It most likely will not hit the US but will go out into the Atlantic.
Hurricane Irma made landfall in the United States on September 10, 2017. It first struck the Florida Keys as a Category 4 hurricane and then continued to impact the state with strong winds and flooding. The storm caused widespread destruction, particularly in southern Florida, before moving up the southeastern coast.
No, it did not.
Hurricane Isabel was a category 5 hurricane.
Hurricane Michael was a Category 5 hurricane. It made landfall in the Florida Panhandle on October 10, 2018, with maximum sustained winds of 160 mph. It was the first Category 5 hurricane to make landfall in the United States since Hurricane Andrew in 1992.
The first category of a hurricane is category 1.