There’s a sponsored map named Fjordur that is being worked on at the moment that I think will give you the winter map feeling you’re looking for. The map itself is pretty cold (but survivable) AND there’s a mini-map on it you can teleport to (kinda like Gen1 has) that is murder-cold if you want that. It’s a beautiful map and I’m sure it will be official someday. Pretty sure it’s from the same creator of Valguero. You might check it out