There's a reduced service on the First Great Western line between Bristol and London Paddington.
Trains are being diverted via Newbury, and services are suspended between Cheltenham at Paddington, with replacement buses in place between Swindon and Didcot; Swindon and Gloucester; and Bath and Swindon.
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It will be patchy but some heavy bursts wrapped up in it. By the early hours its across most parts.
More rain will only top up already saturated ground. Thats what is going to happen tonight.
Dry start but unsettled midweek, colder by Friday.