Disruption on First Great Western between London Paddington and Plymouth, between Bristol Temple Meads and Plymouth and between Westbury and Plymouth due to flooding at Tiverton Parkway.
Tickets being accepted on South West Trains and local bus services.
Service suspended between Taunton and Exeter St Davids. Some trains running Taunton-Weston Super Mare with delays of up to an hour. Passengers advised not to travel.
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Strong gusts overnight with gales in coastal areas and rain moving east through the early evening with hail in places.
It will be windy overnight with rain later in the evening. There may be sleet in places.