Originally Posted by
mthayer
I am writing this laying in my tent on a clear, cold christmas night. It is clear like the weather was predicted, and it is COLD! I remembered I left my water bottles on the bike, so I went outside and the frost has already set on my bike. The low is going to be 20, but I believe it will be in the teens tonight. I am snuggled up in my sleeping bag, with a blanket between me and the bag. It is feeling nice and toasty so far. I'll give a report when I get up in the morning on how it was
Here's a trick I've heard of but never tried: put some hot water in a water bottle and sleep with it between your thighs.