Anchor Road, Canons Road, Canons Way, Lower College Street, Bridge Valley Road, the Portway, some roads around the Cumberland Basin System and others will be closed early morning until mid-afternoon.
The race starts at 09:30 from Anchor Road, Harbourside.
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A mild evening with some of patchy rain easing through the evening, leaving plenty dry weather with clear spells.
Patchy rain will ease through the evening, leaving plenty dry weather with clear spells.
The man who tried to kill D-Day war veteran Jim Booth has been sentenced to 20 years for attempted murder.