1. The clouds that lie in layers upon layers between you and the sun on those November days that feel like perpetual twilight.
2. Dark clouds on the horizon that splinter into starling murmurations when observed more closely.
3. Clouds that creep up behind you, so that you think it is a fine day until you feel the first taps of rain on your back.
4. Clouds that rain on only one side of the street.
5. Simulated clouds made up of a large amount of pillow stuffing, to be rolled in and jumped on on cold mornings.
6. Clouds that are distant explosions.
7. Brown clouds presaging snow.
8. Tiny fluffy clouds whose shape cannot quite be resolved into amusing resemblances.
9. Clouds that fall to earth and sit wetly outside your window all day.
10. Ones that are actually marshmallows.
11. Contrails across cold winter skies like cracks in the sky’s ice dome.
12. Clouds that are hardly there at all.