German Chancellor Angela Merkel is almost certain to be re-elected for an unprecedented third term as the federal elections are due to take place on Sunday.
Europe's most powerful woman is considered to be as popular as ever, but her centre-right majority is under threat from an anti-euro party and the Socialist Democratic Party of Germany.
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Cloud and outbreaks of rain will ease away eastwards during the morning, clearing the east coast around midday with sunny spells developing.
Police and emergency services are attending the scene.
Rebel-held east remains at risk while the pumping station supplying the western part of the city is once again in operation.