dset ^seasonMeanTotPrecObs%y4%m2.bin
undef -9999.00
options little_endian template 
title seasonMeanPrecObs
*CPC precipitationa seasonal mean (3-mon) total ending at tdef
*Oct2015-Dec2016 CAMS-OPI; Jan2017-current CMAP
XDEF 144 LINEAR 1.25 2.5
YDEF  72 LINEAR -88.75 2.5
ZDEF   1 LINEAR 1 1
tdef 999 linear oct2015 1mo
vars 1
prec  1 99 ** precipitation seasonal total (mm/day)
ENDVARS