There are delays on South West Trains between Salisbury and Exeter St Davids after an earlier signalling problem.
Disruption is expected until 6.30pm.
More top news
Sunday has the best of the weather this weekend, looking fine and sunny with high temperatures. Some showers around on Saturday.
Police have this afternoon confirmed they have arrested two people in connection with a shooting in Somerset last night
A little boy from Cornwall who lost his arms and legs is about to get the chance to meet his soccer heroes in the next few days.