A 23-year-old man arrested following an alleged racially aggravated public order offence at the Liberty Stadium has been released on conditional bail.
South Wales Police are continuing to investigate the incident which took place during yesterday's game between Swansea City and Norwich.
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Swansea relieved the pressure on under-fire manager Bob Bradley with an emphatic 3-0 home victory over fellow strugglers Sunderland.
Sol Bamba was sent off after losing his cool but Cardiff hung on to claim a deserved 1-1 draw at Ipswich.
Today's rain will soon clear south-eastwards to leave a largely dry night with some long clear spells.