Warren Gatland says he feels referees are not giving Wales the decisions they deserve during the Autumn Internationals.
Wales take on Australia in the final game of the series tomorrow.
A defeat would leave them out of the top eight in the world rankings and facing the prospect of a difficult draw for the next World Cup.
"This weekend's game is going to be big on several different levels" says former Welsh international Rhys Williams.
"We need a win to boost confidence within Welsh rugby. It's been a been a disappointing autumn campaign, and no one feels it more than the players."
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Powerboats and jet skis will be racing in Cardiff Bay later today in the fourth round of the SuperStock and AquaX UK Championships.
First Great Western rail workers are to continue a 72 hour strike in row over new trains
It should continue to become drier and brighter from the west. However, a sharp shower is possible.