Short lived, an accurate description for sure. Like many an atmospheric phenomena.
I initially noticed this cloud formation as I rounded the first turn on my way to work. By the time I got to a spot where I could get a clear image the formation had deteriorated some. Grrrr.
The Kelvin-Hemholtz Instability describes the disturbance caused by the difference in velocity between two fluids. Such as water and air. Or in this case, two different air masses.
The aspiration can be quite stunning, waves in the sky.
Keep looking up!
Friday, January 17, 2020
Kelvin-Helmholtz Cloud
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