Swix has that whole mix of light weight, wind- and water-resistance, and breathable panels figured out in the Womens Star Advanced Pants. What this means for you is a ridiculously comfy pair of training pants.
The relaxed-fit, expedition-weight Under Armour Womens Base 3.0 Tights are a super-toasty base layer to give you maximum warmth on single-digit temp days that beg you to get out and ski.