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This causes the cloud to take on a beautiful wave-like appearance. Towering Kelvin-Helmholtz clouds over Montreal on Dec. 2, 2024. (Sebast Poulin/Submitted).
SEE ALSO: Rare clouds make a wave over Montreal The best chance of spotting Kelvin-Helmholtz clouds is on windy days during sunrise or sunset. At these times, the lower cloud layers tend to be cooler, ...
SEE ALSO: Rare clouds make a wave over Montreal The best chance of spotting Kelvin-Helmholtz clouds is on windy days during sunrise or sunset.
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