There's disruption on First Great Western services between Gloucester and London Paddington due to a broken down train between Kemble and Swindon.
There are delays of more than 2 hours, with some trains diverting via Bristol Parkway.
Replacement buses are in place between Gloucester and Swindon. There's no current estimate for when a normal service will resume.
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Chillier this evening with largely clear skies.
Mainly dry with sunny spells this afternoon.