This video tutorial shows how to open a GeoTIFF file in Quantum GIS [1]. Below is a screenshot of Quantum GIS with imported GeoTIFF for hurricane Katrina wind speed swath [2] and OpenStreetMap layer to better perceive the geographical context.
Video tutorial importing GeoTIFF to Quantum GIS:
note: the missing value for the GeoTIFF is set to -1 what explains the step in the tutorial where we set the additional missing value.
Feel free to post comments/questions.