The A350 is closed in both directions due to a serious accident between the A303 and the B3089.
Congestion is back to the B3095.
More top news
The newly re-elected Labour leader Jeremy Corbyn has pledged to re-build and increase the party's vote across the West Country.
A campaign is underway in Cornwall to save the post of a popular policeman - with an online petition gaining more than 6,000 signatures.
Mild but unsettled with rain at times