A police officer can be seen in the live video feed from a camera worn by one of the climbers at the top of The Shard. It is not clear whether any of the protesters have been arrested.
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Risk of wintry showers, frost and ice in the north overnight ahead of a bright start to Monday.
Newly-released footage shows Germanwings co-pilot Andreas Lubitz in flight around ten years ago during his time as a trainee.
An ITV News/Daily Mail poll puts the Conservatives are four points ahead of Labour, as Ed Miliband appears to suffer "post-Paxman" dip.