We report: the rain is long gone, and the storm is miles and miles away now, which is the only way we can see it in its full expanse. There are still echoes of thunder over the hills; the storm cell is still developing outwards, and we can clearly see the wall of rain beneath.
ALT Digital painting of a large storm cell in a dark blue sky: the cell has a bubbling, cauliflower-like core, with a long, developing anvil structure over it. The lighting is yellowish, dramatic.