Bryan Cloud Model, CM1 Version 1, Release 12 12 August 2008 Acknowledgments: Many people and organizations have contributed to this numerical model by providing code, feedback, and suggestions, or by testing the code on their applications. Especially thanked are Peter Bannon, J. Michael Fritsch, Matthew Gilmore, Richard James, Daniel Kirshbaum, Hugh Morrison, Leigh Orf, Richard Rotunno, and Gregory Thompson. The National Science Foundation has supported George Bryan during the development of this code through grants ATM-9806309 and ATM-0133506 and by support of the National Center for Atmospheric Research.