UK's Met Office warns of more torrential rain on the way for Cornwall

Steven Morris in the Guardian (UK): Forecasters have warned that torrential rain could sweep across Cornwall again this evening as householders and business owners continue to mop up after this week's floods. The Met Office warned that up to 20mm of rain could fall in many places, with as much as 50mm in some places – the same sort of deluge that caused the floods across parts of south-east Cornwall.

In its weather warning the Met Office said there could be "localised flooding", particularly where the ground is already saturated. David Cameron was in the county this morning to see for himself the extent of the damage. He met people driven out of their homes by the floods in the harbour town of Mevagissey before visiting Pentewan, near St Austell, one of the worst-affected areas.

The prime minister said he was keen to find if there were better ways of giving clearer warnings about the approach of torrential rain. He said: "You can never guarantee there won't be flooding. We do have these huge weather events that sometimes overcome communities but we can do better….”

The River Looe in Cornwall, shot by roger geach, Wikimedia Commons via Geograph UK, under the Creative Commons Attribution-Share Alike 2.0 Generic license