F400: suspect minimum
QC::outlierTest()
Path: /gpfs_750/projects/CMIP5/data/cmip5/output1/NCAR/CCSM4/decadal1991/mon/atmos/Amon/r4i2p1/v20120530/zg
File: zg_Amon_CCSM4_decadal1991_r4i2p1_199101-200012.nc
Variable: zg
rec#: 3, date: 1991-04-16T00:00:00, value:  3.82990e+01