View of mackerel sky and old pump station beside the Cromford Canal, Derbyshire, England, United Kingdom, Europe

Mackerel skies over Red Screes in the Lake District, Cumbria, England, United Kingdom, Europe

Mackerel skies, a sign that weather is breaking down and a storm is on the way, Ambleside, Cumbria, chatsworth house

Split shot of a Basking Shark (Cetorinus Maximus) in Gunna Sound, Isle of Colll, Scotland. It's mouth is gaping as it feeds. Clouds are lit with the setting sun in the background.

Mackerel Clouds Lake George Adirondacks NY

Climate, Weather, Cloud Formations, Alto Cumulus or Mackerel sky pattern