HIMARS training update Published April 18, 2014 By HIMARS training update 27th Special Operations Wing Public Affairs CANNON AIR FORCE BASE, N.M. -- Air commandos will be preforming their annual High Mobility Artillery Rocket System training April 29 and 30 at Melrose Air Range, N.M. The training will consist of firing off 24 rockets that will break the sound barrier causing mild sonic booms. The rockets will be fired between 2 p.m. and 5 p.m., and will be contained within range boundaries. For questions or concerns about this event please contact Steven Coffin, range manager at 575-784-6799 or the Public Affairs office at 575-784-4131.