Not recommmended conditions for shrinkwrap. Not sure whether is the obvious of blowing the vinyl around or the more subtle of the flame blowing around. Get the two dogs on the tarp corners and you and MA tug on the other end. Once roughly places, the JRTs can jump up and hang, holding the side edges down.
Blowing hard rain here and Nan's on her way home. No fun. But then dry rest of the week - just windy.