I happened to glance out the window on my way by and to my surprise, a "growler" appeared. You can't really see it in the photo, but there's sheet ice attached as big as a sheet of plywood just below the surface.
Here. I blew it up using a photoshop app on the iPhone:
I hope your turkey day is going to plan. It's 26* F with a steady 20mph breeze from the West out there. No birds seen today. I think they've all left for warmer climes.