Here's a link to satellite updates in the Lake Gairdner area.
http://mirror.bom.gov.au/products/IDR272.loop.shtml The latest news that may possibly have an effect on the event is the tropical cyclone off the west Aust coast, these cyclonic weather patterns CAN result in a wind/ rain spurr drift over the SA outback.
Yet another link , Port Augusta 5 day f/cast :-
http://www.wunderground.com/global/stations/95666.html I Hope the customs in Sydney used lots of KY on the rubber gloves Jon & co,
I can smell the salt
already
Cheers
Tiny