Repairing Water Damage to a Wood Table?

You will have to strip the finish, sand the area, and stain the furniture. Instructions are here. www.hunker.com/.../how-to-fix-water-damaged-wood-furniture

I had the same problem. I fixed it by placing a thin piece of cotton fabric on the spot and setting my iron to high and no steam. I ironed the whitish water spot away. I hope this helps!