[bravesoul2]

London has one-way wind?

[nosianu]

Prevailing wind directions are common though? Coriolis effect and earth rotation and continuously moving energy source in the sky and all that.

https://en.wikipedia.org/wiki/Prevailing_winds

That's why we learned to look at on wich side of the trees the moss grows to find the compass directions.

[nullnix]

Yes. Marine environment: the wind blows largely off the Atlantic, across the whole UK.