Why even a little rain could cause flooding
2 November 2012 Last updated at 17:45 GMT
After the UK's wettest summer in a century and many heavy downpours, the Environment Agency has warned of a heightened risk of flooding in some parts in the months ahead.
They say even relatively small amounts of rain could trigger floods, because rivers are full and the ground is saturated.
Sarah Keith-Lucas reports from the BBC Weather Centre.