Surface currents in deep water bodies flow at 45 degrees to the wind direction — I had never heard of this before reading this article which mentioned it: https

Surface currents in deep water bodies flow at 45 degrees to the wind direction — I had never heard of this before reading this article which mentioned it: https://www.fox9.com/weather/lake-superiors-temperature-has-been-falling-recently-heres-why.amp https://www.fox9.com/weather/lake-superiors-temperature-has-...