Cirrus is a 440-foot tall residential skyscraper in the Denny Triangle neighborhood of Seattle, Washington. The building, named after the cirrus cloud, has 41 floors and is located at the intersection of Westlake Avenue, 8th Avenue and Lenora Street. Construction on Cirrus, then known as 2030 8th Avenue, began in May 2013 and is expected to finish in 2015.