Ekman Spiral

Observing currents caused by wind
on a rotating system

/


Top view


Side view

At the water's surface, the water flows at 45 degrees to the right of the wind's direction.
Slightly below the surface in some places it flows upwind.

Experimental conditions

The wind was from right to left.
The grid size was 1cm.

Photographic conditions

f=135mm, F8, AUTO(+1), ASA100

Filming conditions

Real time recording
240x180: 15 fps, 320x240: 30 fps.