South Wales Fire and Rescue Service have sent firefighters to several flooding incidents to help deal with the bad weather.
Firefighters are currently in attendance in the Cathays area of Cardiff and Mill Parade and Commercial Road in Newport.
Update International food market Newport: crews using 2 ejector pumps to remove Approx 1m of water from the stock room
Update Mill Parade Newport: Crews are using 2 light portable pumps and the water is now starting to recede. council gully sucker also in use
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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.