"shisety" (new word?)

[Mark A Mandel]

On Sat, 4 Jan 2003, Gerald Cohen wrote:

#    A reporter on CNN this morning was interviewing four snowboarders
#in Vermont, following a heavy snow. They all agreed the snowboarding
#is great now, as compared to some time in the past when the weather
#(or snow?) was "shisety", as one of the young men described it.
#
#    When the broadcast shifted back to the two anchors, the male
#anchor commented that he liked "the shisety dude" and then he or the
#female anchor wondered briefly where the word comes from. Evidently
#neither one knows German or they wouldn't have asked.  They then
#proceeded to another subject.

The pronunciation was opaque to me till the second paragraph:
Scheiss-ty, Eng./'Sajsti/, nicht wahr?

-- Mark A. Mandel