November 12
edit1909: A hurricane made landfall in northwestern Haiti, killing hundreds.
1925: Rasâdât-i Cevviwas, the precursor to the modern Turkish State Meteorological Service, was formed.
1961: Hurricane Tara struck the Mexican state of Guerrero, killing as many as 500 people.
1970: The Bhola cyclone drove a 20 foot (7 meter) storm surge into areas of present-day Bangladesh, killing more than 500,000 people. It was the deadliest tropical cyclone in recorded history.