Dyfed Powys Police say a 28-year-old man has been charged with murder after a woman was found dead on Christmas Day.
The body of 37-year-old Charmaine Macmuiris, a mother of three, was discovered at an address in Carmarthen at around 11am on Tuesday.
Police say the man will appear at Llanelli Magistrates' Court tomorrow morning.
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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.