Overseers of the troposphere: MacDill weather forecasters support Team MacDill mission
Senior Airman Jonathan Casillas, left, and Staff Sgt. Shane Yurkus, right, both weather forecasters with the 6th Operations Support Squadron, review a visibility binder at MacDill Air Force Base, Fla., Jan. 11, 2017. The binder includes an image with measurements of distance to specific landmarks on the flightline which are used to manually calculate visibility during foggy weather. (U.S. Air Force photo by Airman 1st Class Adam R. Shanks)