They were great for providing reinforcing shots of cold air and at times some decent snow. I think one of the reasons for the disappearance of them is the tendency for storms to hit the pacific NW.
Thanks for the reply. If you are looking for a Christmas gift for yourself, I suggest buying So Cold a Sky...it is a great book!!
https://www.amazon.com/Cold-Upper-Michigan-Weather-Stories/dp/097781890X/ref=tmm_pap_swatch_0?_encoding=
There is a million times better chance of the Jets winning 10 consecutive Super Bowls than 1917-1918 being replaced as the coldest winter......that record is safe