> What I will do differently next time. I will most certainly allow the
> temperature in the room stabilize, and maybe attempt to raise the
> temperature of the paddle (or kayak) slightly above room temp. Then start
> to epoxy.

That will solve 90% of the problem - I'd still recommend glassing at a time when you can check in on your boat every 15-20 minutes to fix any places the cloth lifts or has gas bubbles. I epoxied in dropping temps and stil found areas to fix almost every time I checked for several hours.