August 20 - 29, 2011. See the link:
Hurricane Irene became a hurricane on 22 August, just as it hit Puerto Rico.
Hurricane Irene started in the Atlantic Ocean about 200 miles east of the Lesser Antilles.
Hurricane Irene was a tropical cyclone.
hurricane Irene i believe is type 3
Hurricane Irene was in August of 2011.
No. Although Irene is a very large hurricane it is by no means the biggest.
Hurricane Katrina occurred in 2005, Hurricane Irene occurred in 2011.
Hurricane Irene formed on August 20, 2011.
The hurricane Irene lasted for 9 days.
Hurricane Irene first developed as a tropical storm on August 20, 2011, and gradually intensified into a hurricane over the following days. It made landfall in North Carolina on August 27, 2011.
Hurricane Irene weakened to a tropical storm as it moved north from the mid-Atlantic region of the United States. It eventually dissipated in eastern Canada on August 30, 2011.
In terms of intensity Irene was a category 3 hurricane. Irene could also be called a Cape Verde type hurricane.