GFS_18Z_500_SHORT
	000 hour 006 hour 012 hour 018 hour 024 hour 030 hour 036 hour 042 hour 048 hour 054 hour 060 hour 066 hour 072 hour 084 hour 096 hour 108 hour 120 hour 132 hour 144 hour 156 hour 168 hour (day7) 180 hour 192 hour (day9) 204 hour 216 hour (day9) 228 hour 240 hour (day10) 252 hour 264 hour (day11) 276 hour 288 hour (day12)
GFS