This directory contains example source code to read and display SIR format files using NOAA's Matlab M_map package. While code has been tested on a variety of platforms, no claim is made for the correctness or suitability of the code for any purpose. Any use of this code is made at the user's own risk. Source code may be freely copied and modified as long as (1) original authorship is acknowledged, (2) code is not distributed for profit without prior authorization from David G. Long at Brigham Young University. (c) Source code is copyright 1997, 1998, 1999, 2000, 2005, 2008, 2010, 2011, 2017, 2020 by David G. Long at Brigham Young University. (c) Images are copyright 1997, 1998, 1999, 2000, 2007, 2017 by David G. Long at Brigham Young University.