The Scottish Parliament are due to vote for the final time on the Scottish Equal Marriage Bill later today.
In November last year MSPs backed the bill at it's first stage with 98 votes to 15, with 5 abstentions.
Some religious groups are opposed, but ministers said it was the right thing to do.
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Wetter in the west, cloudy but direr further east. Milder than of late, but blustery
After the recent snow and very cold temperatures, we see a return to the sort of weather we would normally expect for the UK in January
Emma Jesson brings you Saturday night's forecast