Mountain Wave 19th

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jack.h...@gmail.com

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Jan 19, 2026, 3:09:13 PMJan 19
to Weather and Climate
The surface wind was light and variable all day.

However, it increased steadily from a few thousand feet upward, being some 22 knots at 10,000 feet and 50 knots at 18,000 feet.  The southerly direction was more-or-less constant with height. So, apart from the zero wind at the surface, the wind profile with height was classic for mountain waves,

26-01-19-WaveClouds.jpg
They certainly look impressive.

My regular time-lapse camera, unfortunately, faces the wrong direction.

Jack
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