I can’t say I’ve kited magnetic but the island looks amazing from the mainland. Check out In the Loop Kiteboarding page for more info, they seem to know their stuff when it comes to the advice, do’s and dont’s.
It’s a good idea to wear a stinger suit if you head out in the warmer months. More info here at Tourism Witsundays
They can be deadly and so have a chat tot he local shop before heading out if you’re new to the area.