Conditions at Willis Island (Yasi is nearing this now)

http://www.bom.gov.au/products/IDQ60801/IDQ60801.94299.shtml

Queensland Storm Surge maps:

http://www.police.qld.gov.au/forms/qldfloods/default.html

note the most damaging landfall points for storm surge are reversed in the southern hemisphere, points south and west are more affected down under than in the us, where the general rule is more north and east of landfall.