Originally Posted by CBBaron
a windproof shell seems to be good for an extra 20 degree in my experience, more if its windy. A light weight fleece jersey and a windproof shell was good enough for me to 10 degree. There was ice under the shell on the outside of my fleece from my persperitation but I didn't feel cold. My face and lungs were a different story.
Craig
Thanks Craig. I have a good PI shell but it is not as breathable as I would prefer. It really works in the cold but anything about 40 degrees is too warm for the jacket. I just bought a vest and think it holds some real potential with the right layers underneath.