Mid and West Wales Fire and Rescue Service says it has received a "significant" number of calls in relation to flooding incidents in the Amman Valley.
The fire service told ITV News it is also dealing with flooding incidents in Tenby, an "isolated" flood in Fishguard and another in Pontlliw.
Days of severe weather have taken their toll in coastal areas around Wales.
Why has Britain been battered by a seemingly endless series of severe storms since the start of December?
These videos show the ferocity of the waves hitting Aberystwyth seafront this morning, leaving the roads strewn with debris.