Cumulonimbus is a heavy and dense cloud of considerable vertical extent in the form of a mountain or huge tower, often associated with heavy precipitation, lightning and thunder.The mature Cumulonimbus cloud has a distinctive flat, anvil shaped top.umulonimbus is a heavy and dense cloud of considerable vertical extent in the form of a mountain or huge tower, often associated with heavy precipitation, lightning and thunder.
This is the next most formal wedding dress code and usually means the wedding is an evening affair. He should wear: A tuxedo. A black bow tie, cummerbund, and patent leather shoes are also suggested. She should wear: A chic cocktail dress or a long evening gown in a dark, neutral color like brown or black.
What to Wear to A Wedding. 1  Getty Images / Jamie McCarthy, Mike Windle. 2  Getty Images / Jacopo Raule. 3  Getty Images. 4  Brad Pitt and Ryan Gosling. Getty Images / Michael Kovac. 5  Getty Images / Jamie McCarthy, Dimitrios Kambouris, Nicholas Hunt. 6  Getty Images / David M. Benett, Michael Tran, Anthony Harvey. 7  Getty Images / WPA Pool.