A road in Somerset was closed for hours this morning due to a crash, with congestion also building on other West Country routes.
A lot of traffic is expected with people making the most of a long weekend and May Day celebrations.
Some road closures are also in place around the region, which will cause delays to motorists.
We'll keep you updated throughout the day with the latest on traffic and travel across the patch.
Your key updates at a glance:
Buses are running instead of trains on Great Western Railway between Exeter St Davids and Okehampton due to engineering work.
A303, Wiltshire, queueing holiday traffic on A303 Eastbound at Stonehenge. Travel time is around 10 minutes.
The B4289 in Swindon has temporary traffic lights due to water main work on B4289 Westcott Place at A4289 Kingshill Road.
B3130 Clevedon Road, heavy traffic due to the North Somerset Show on B3130 Clevedon Road in both directions at B3129 Station Road.
A36 at Cleveland Bridge there's slow traffic northbound before A4 London Road in the roadworks area.
May Day road closures:
Cornwall: In Padstow a number of roads in the town centre are closed to traffic for the May Day celebrations until 10pm.
Devon: The Modbury Mile Race is taking place this afternoon and a number of roads in the area, including the A379, will be closed to traffic between 2pm and 3:15pm. Diversions will be in place.
Cornwall: Various roads around Millbrook, Kingsand and Cawsand are closed between 10am-4:30pm for The Black Prince Day procession. Millbrook road closures: 10:15am-12:20am and Kingsand and Cawsand: 2:15pm - 5pm.