Either Saturday August 27,2011 or Sunday August 28 2011
Hurricane Irene affected Haiti, the Dominican Republic, the Bahamas, and the United States.
The first land Hurricane Irene (then a tropical storm) affected were the Lesser Antilles. After that Irene hit Puerto Rico shortly before becoming a hurricane. It then move through the Bahamas where it reached its strongest point. After that it weakened fore striking the eastern U.S. from North Carolina up through New England.