Sport and ice are really nothing alike. Sport climbing is about a variety of difficult movements in relative safety; ice climbing is about suffering. You don't have to be crazy to ice climb but you must harbour masochistic impulses.
PNW ice sucks, and isnt around for very long.
Ice climbing is really spendy. Boots, tools, crampons =$1000. Warm dry clothes = another thousand. Dryrope = $150. Screws = $500.
To learn to ice climbing - practice by locking yourself in your freezer for an hour at a time. Then drop frozen food from a height of 2 feet onto your head. Then simulate the after ice experience by visiting a redneck bar and drinking 5 pitchers.
To learn - borrow as much of the gear as you can to limit the spendiness, and get some patient experienced person to drag you out seracing on Baker or up a fall neve climb like the Ob Rock. Here is the beta: