A torchlight procession due to be held tomorrow evening has been cancelled due to wintry weather.
A walk to Roberton has also been cancelled on Sunday.
Other events for the festival, which runs from Friday evening until Sunday, will go ahead as planned.
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Emma Jesson brings you Saturday night's forecast
Sunny spells and snow showers. Bitter east wind with overnight frost and ice
The victim initially thought strangers Kabir Hussain and Marco Martins were trying to help her as she left a pub in the early hours.