Abstract: A tornado shelter having a rectangular horizontal top, a rectangular horizontal bottom disposed below and parallel to the top, a vertical forward end connected transversely the top and bottom, a vertical rear end connected transversely to the top and bottom opposite from the forward end, a pair of vertical side members connecting the top and the bottom on opposite sides thereof and extending longitudinally from the rear end to the front end, a substantially rectangular door frame connected to the top adjacent the front end, an access opening in the top communicating with the interior of the door frame, longitudinally extending tracks mounted in the door frame, a flat horizontally extending door adapted to be mounted in the door frame, the door having rollers thereon adapted to engage the tracks on the ledge, the door being mounted in closed position over the opening in the top when the door is adjacent the front of the tornado shelter, a latch mechanism attached to the forward edge of the door for securing th