Environment Agency Wales has issued flood alerts for Bridgend, Vale of Glamorgan, Rhondda Cynon Taf, Carmarthenshire and Pembrokeshire.
More top news
Showers will become confined to northern parts through the course of the night, with clear spells developing elsewhere.
Figures show only a quarter of girls in poorer areas get involved in sport.
Health chiefs have begun an investigation after a baby died just hours after being born.