OK, I still don't have a wetsuit, and the water has now reached 52 degrees at Jordan Lake. I found some hypothermia tables:
http://canoeman.com/SWPaddler/hypothermia.htmlIf I fell in , it looks like I have an hour before I get totally exhausted, and if I think the rangers would get to me within a half hour, I'm reasonably safe? I just want to get some verification of my thinking before finding out I was wrong the hard way...
Jonathan