Would any storm rate Category 6? Peak winds above 157 mph
There is no Category 6: the scale tops out at Category 5, 157 mph or more. Among storms with a page here, 31 peaked at Category 5, and the highest is Allen in 1980 at 190 mph.
The 40 strongest
Peak wind is the storm's highest anywhere in its life, usually far from land.
Peak wind of the 12 strongest storms, mph
| Allen | 1980 | 190 |
| Unnamed storm | 1935 | 184 |
| Wilma | 2005 | 184 |
| Dorian | 2019 | 184 |
| Mitch | 1998 | 178 |
| Rita | 2005 | 178 |
| Irma | 2017 | 178 |
| Milton | 2024 | 178 |
| Patsy | 1959 | 173 |
| Camille | 1969 | 173 |
| David | 1979 | 173 |
| Andrew | 1992 | 173 |
| Katrina | 2005 | 173 |
| Unnamed storm | 1924 | 167 |
| Isabel | 2003 | 167 |
| Ivan | 2004 | 167 |
| Matthew | 2016 | 167 |
| Beryl | 2024 | 167 |
| Unnamed storm | 1928 | 161 |
| Unnamed storm | 1933 | 161 |
| Unnamed storm | 1938 | 161 |
| Unnamed storm | 1944 | 161 |
| Carol | 1953 | 161 |
| Esther | 1961 | 161 |
| Inez | 1966 | 161 |
| Beulah | 1967 | 161 |
| Hugo | 1989 | 161 |
| Emily | 2005 | 161 |
| Walaka | 2018 | 161 |
| Michael | 2018 | 161 |
| Ian | 2022 | 161 |
| Unnamed storm | 1929 | 155 |
| Unnamed storm | 1930 | 155 |
| Carmen | 1974 | 155 |
| Georges | 1998 | 155 |
| Floyd | 1999 | 155 |
| Gustav | 2008 | 155 |
| Unnamed storm | 1856 | 150 |
| Unnamed storm | 1880 | 150 |
| Unnamed storm | 1886 | 150 |