The 26.2 mile race round Chester starts at 9am today, with around 2500 runners due to take part. It is the third year the event has been held.
The marathon begins at Chester Racecourse and heads towards the town centre, passing key landmarks including the Cathedral, Eastgate Clock and the Amphitheatre, before looping round through the Cheshire and North Wales countryside and then finishing back in Chester in front of the Town Hall.
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Remaining largely cloudy with patchy drizzle over hills. Becoming milder, breezy with some brighter breaks in the west on Friday
Saturday looks like the best day of the weekend. Mainly dry for both Saturday and Sunday but a cooler, cloudier finish
Another largely cloudy and murky day. Perhaps a little brighter and feeling milder for Friday