Despite having fairly equal possession the Bluebirds are trailing two nil at the Riverside. Kieron Dyer and Sammy Ameobi with the goals for the home side.
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Showers expected throughout the day especially in the north. Drier and brighter elsewhere but cooler than in recent days.
Most places will become dry overnight, although it will remain generally cloudy with patches of hill fog.
Police have told people in Pontypridd that the cordon around the rugby club could be in place until next week.