I hit CO 2 years in a row and am planning a trip to UT for this season. If I were in your shoes right now, I'd definitely visit both and possibly other locales in-between as other people are suggesting. Bring more than 1 board for versatility too.
16 NS West . 15 NS Snowtrooper BIA . 13 Salomon Pow Snake
15 Now Drive . 14 Burton Genesis
14 Flow Hylite