dset ^lpw%y4_L1_mon.grd undef -999.9 title NVAP Layerd Water vapor SFC-700mb options template yrev *format yrev XDEF 144 LINEAR 1.25 2.5 YDEF 72 LINEAR -88.75 2.5 zdef 1 levels 1 1 tdef 144 linear 12Z01JAN1988 1mon vars 1 lpw1 1 212,8,0 layer preci water sfc-700mb (mm) endvars * title:lpw1: NVAP Layerd Water vapor SFC-700mb $_month $_year