A snow wing assembly for a machine is provided. The snow wing assembly includes a wing blade provided on a first side of the machine. The snow wing assembly also includes a first cylinder coupled to the wing blade. The snow wing assembly further includes a controller coupled to the first cylinder and an articulation determination device. The controller is configured to receive a signal indicative of an articulation of the machine towards a second side from the articulation determination device. The controller is configured to extend the first cylinder freely based on the received signal and an amount of articulation. The controller is also configured to receive a signal indicative of the articulation of the machine towards the first side from the second side from the articulation determination device. The controller is further configured to lock the first cylinder in an extended position based on the received signal.