...
The covariance with w (w'kh2o') still looks generally good.
http://www.eol.ucar.edu/isf/projects/CWEX11/isfs/qcdata/plots/20110630/krypton4_20110630.png
http://www.eol.ucar.edu/isf/projects/CWEX11/isfs/qcdata/plots/20110630/h2o_20110630.png
It's probably wise to also clean the krypton at 2.