All lines have now reopened and trains can run on their normal routes after disruption on First Great Western due to a signalling problem between Didcot Parkway and Swindon.
There are still delays of around 30 minutes to services and buses remain in operation. First Great Western expect normal service to resume from around 1pm.
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Tuesday night's weather for the east of the region
Tuesday night's weather for the west of the region
Tuesday afternoon's forecast for the west of the region