Temperatures at the 170-year-old Category B Victorian prison can fall as low as 12C.
The new base on the River Thames will be able to respond faster to emergency call outs, the RNLI says.
Wandsworth Council's planning committee rejects officer recommendations to replace the structure.
The council says it will have to raise council tax significantly unless the government rethinks cuts.
Plans for 203 council homes at Battersea Power Station have been approved.
A landmark above an underpass which featured in Stanley Kubrick's A Clockwork Orange may disappear.
Muhammed Cabdiqaadir, 25, denies murdering Rinneau Perrineau, 19, in Lavander Hill last year.
Adeel Khan and Imran Chowdhury, are accused of helping the former soldier, who absconded from HMP Wandsworth in 2023.
Charity City Kids Surfing brought 24 children to a Devon beach for surf lessons.
