These files are weekly front intensity fields from observations made by the NOAA 11 and 12 polar orbiting satellites. The file naming convention is: fasteseXX.fis where XX = week number in 1992 These files are: I1 pixels, 752 pixels/row, 652 rows. Each pixel has a spatial resolution of 0.02 degrees. The units are: front intensity [degree C/5km]