Owen Paterson arrived in Somerset last night ahead of an official visit to some of the areas still cut off by flooding later today.
But with locals accusing officials of being slow to act, the visit may prove difficult for the Environment Secretary.
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Rain will spread eastwards across southern areas tonight. Clear and frosty in the north.
Political leaders will go head-to-head at ITV's studios in MediaCityUK in Salford, ITV has confirmed, as the set for the event is unveiled.
More than 100 people claiming to represent working people across Britain have signed a letter backing Labour in the general election.