The dunes constantly change shape and slowly move downwind, covering the plants in their path.
Some fragrant flowers give off odor plumes that move downwind and are detectable by bees more than a kilometer away.
Wave clouds do not move downwind as clouds usually do, but remain fixed in position relative to the obstruction that forms them.
The nuclear explosions produce a characteristic mushroom cloud, which moves downwind as it reaches its stabilization height.
The dunes constantly change shape and slowly move downwind.
As a result of the earth's rotation, however, such a current does not move directly downwind.
Kingston, to my left, kept coming nearer and lower, slowly moving downwind, where I wanted him.
Sometimes, the storms move downwind into lowland cities.
Max took out a cheroot, moved downwind, and lit it.
Ash fallout is less concentrated during the final stages as the column moves downwind.
