A fundraising evening has been held in Cardiff over the weekend to raise money for the 'Free Nicole Reyes' campaign.
Her family are trying to raise fifty thousand pounds to secure her release from jail in the Dominican Republic.
They say she is being held without charge folllowing her husband's death nine months ago.
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The rain may become increasingly patchy later in the afternoon, perhaps allowing some drier and brighter interludes.
Cloudy skies overnight, accompanied by patchy rain through the first part of the night.
Here are all the details you need to know before heading into Cardiff to watch Justin Bieber on Friday.