Caretaker coach Rob Howley admitted Wales weren't good enough to beat Samoa on Friday night. It's the side's fifth successive defeat since he's been in charge.
He picked out their inability to keep possession 'as the most disappointing aspect' and the number of turnovers his team conceded as 'not international standard'.
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Low cloud will bring murky conditions with extensive hill fog.
The team, which is manned by volunteers, will operate out of Pontardawe Fire Station in partnership with Mid and West Wales Fire Service.
Dan Biggar has no doubt that Wales remain flrmly in the Six Nations title mix ahead of next Saturday's clash against Scotland.