I\'m trying to think of a way to measure the velocity of a scroll event, that would produce some sort of a number which will represent the speed (d
Here is a script I just custom made for your issue. JS Bin
You can view the speed of scroll in the console log. It gives negative values for scrolling up and positive for scrolling down. The actual placement of the scroll bar is constantly updated in the scroll window for more information to glean. This should get you going in the right direction.