DSET ^cfsr.nao.djf.slp.dat
UNDEF -9.99e+08
TITLE NAO SLP definition - CFSR
OPTIONS 365_day_calendar
XDEF 1 LEVELS 0.00
YDEF 1 LEVELS 0.00
ZDEF 1 LINEAR 1.00 1.00
TDEF 468 LINEAR JAN1979 1mo
VARS 1
nao 1 99 standardized seasonal nao index DJF
ENDVARS