Maybe it was because he could feel the west wind.
West Wind came to mind, but that was already taken.
Yet, despite the hot sun, the west wind was cold.
So if a strong west wind develops, you must leave the house.
Had he not been from the west wind, she would have swallowed him.
If he had not been from the west wind, she would have swallowed him whole.
This refers to the effect of west wind in the water.
We usually have a west wind and it'll go straight into these holes.
Save for the whistle of the west wind, all was still.
Still, with this west wind she'll make a fast passage.