Weatherman's forecast for election day polling
Weatherman John Hammond gives a forecast with a difference - looking at the chances of sun and rain over the seats of the political leaders - as some reckon the weather can affect how people vote.
BBC1's election programme runs from 2335 BST on Thursday until around 0400 Friday. There will be hour-long shows on BBC2 on Friday, starting at 1200, 1400 and 1700.
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