Good afternoon, Lord Kelvin and Herr von Helmholtz

Perhaps my imagination was running wild, but these sure looked like Kelvin-Helmholtz clouds I saw through my car's windscreen one afternoon this week. With my phone secured on its windscreen mount, I was able to snap a few shots while keeping both hands on the wheel and staying legal.

Apple iPhone 15 Pro Max Triple Back Camera 15.66 mm 1/3700 sec @ f/2/.9

Cropped, brightened and colour-balanced in Adobe Lightroom Classic.
Car number plate blurred using Snagit 2025 Mac.