Astronomy Picture of the Day . A Lenticular Cloud Over New Hampshire . ... 30.04.2003 . ... Actually, pictured above are several clouds all stacked up into one striking lenticular cloud . Normally, air moves much more horizontally than it does vertically. ... The dry air at the top of an oscillation may be quite stratified in moisture content, and hence forms clouds at each layer where the air saturates with moisture. ... The above picture was taken in 1999 over Plymouth, New Hampshire , USA . ...