One can only assume this is metaphorical, an omen, given the state of the water and the air temperature.
Danger! No ice! Will we still be here when a sign reading NO SWIMMING is posted year round? No, that doesn't read right, does it?
Watch where you're going, Big Man. It could start to get weird, moving forward from here. Perhaps even weirder than it's been already and that's saying something. Not a stretch of the imagination at all. Anything at all is possible, really.
Just enjoy the pretty pictures.