September 6
edit1959: Hurricane Patsy became the first Category 5 hurricane on record in the Pacific Ocean.
1986: Typhoon Wayne dissipated over Vietnam 22 days after it formed, making it the longest-lived tropical cyclone on record in the Western Pacific Ocean.
1988: The first weather satellite of the Chinese Fengyun program was launched.
2005: Typhoon Nabi made landfall near Isahaya, Nagasaki, Japan, killing 29 people across the country.
2017: Hurricane Irma made landfall in the Virgin Islands at peak intensity, with sustained winds of up to 180 miles per hour (290 km/h), killing several people and causing catastrophic damage.