31.   But there will be some clouds in northern California and parts of the Northwest.

32.   By the time my mother came home, there were clouds of black smoke and a terrible stink.

33.   Called altocumulus castellanus, these clouds are an indication that middle layers of the atmosphere are unstable.

34.   Chill winds from the northwest will sweep across the Great Lakes and Ohio Valley, where clouds will be abundant.

35.   Cloud is very good.

36.   Clouds are least likely to be a problem if you go west.

37.   Clouds are not the only rapidly moving objects in the sky.

38.   Clouds will be abundant across New England with a few snow showers in the mountains.

39.   Clouds will be abundant in the Southeast and the western part of the lower Mississippi Valley.

40.   Clouds will be abundant, and there will be areas of showers from northern Oregon to the northern Rockies.