Three people have been airlifted from a caravan park and dozens more are awaiting rescue after serious flooding around Aberystwyth in West Wales, the Mid and West Fire and Rescue Service said.
Parts of Britain are braced for more flooding as a "once-in-50-years storm" is set to hit the south-west and Wales.
The South East and mid Wales have been worst hit by the rain which has battered Britain. The rain is set to continue.
Flooding and heavy rain hit many areas across Britain today, with the Environment Agency issuing further flood warnings.