Pileus is a cap cloud that can form over a cumulonimbus or large cumulus cloud, whereas a velum feature is a thin horizontal sheet that sometimes forms like an apron around the middle or in front of the parent cloud.
Mini Bio (1) Chuck Norris is familiar to fans worldwide as the star of action films such as The Hitman (1991), The Delta Force (1986) and Delta Force 2: The Colombian Connection (1990). He also starred in Missing in Action (1984) and its sequels, Firewalker (1986) and Sidekicks (1992).
The Air Force joined Chuck Norris. Carlos Ray Norris enlisted in the U.S. Air Force in 1958 and served in South Korea as an Air Policeman. There, he developed an interest in martial arts, and earned the nickname Chuck.