BACKYARD SKY JOURNAL

Backyard Sky Journal / Field notebook

Start with the shape of a cloud

You do not need a weather station to begin observing. Pick a place with a broad view, spend a few minutes looking up and describe what you can actually see.

Notice three things

First, look at shape: separate puffs, a broad layer, or thin streaks. Next, estimate coverage: mostly clear, partly covered or nearly covered. Finally, notice movement relative to a fixed landmark. These observations are more useful than forcing an uncertain cloud name.

Use names as a starting point

Cumulus often appears as distinct puffy clouds. Stratus describes a layer, while cirrus is associated with high, thin, wispy cloud. Real skies can include several types at once. A cloud guide can help you refine a description after you have recorded it.

Write a repeatable note

Try: “4 p.m., west-facing yard, scattered puffy clouds, brighter toward the south.” Add a photo from the same spot if you like. Include approximate time and location so the next entry has context.

Observation is not a safety forecast

A single cloud observation cannot tell you whether an outdoor activity is safe. Check official forecasts and alerts before heading out, and move indoors when thunder is heard. Never look directly at the sun.

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