Then you have the CMC and your beloved ICON, which are much closer to Euro AI.
The fact that you only went +1 for the first half of the month yesterday speaks volumes.
72-73 was a huge turd anyway. 23-24 and 15-16 were below normal in snow, but not excessively. 15-16 featured the snowiest December in Spokane since 08-09 and the snowiest since then