A303 road closures & live traffic incidents

No live closures are reported on the A303 right now.

Live A303 updates from National Highways and Traffic Wales: incident closures, roadworks in force, planned closures for the week ahead and recently cleared disruption.

Live incident

Active roadworks

Planned

Cleared

Hover or tap markers for full details

A303 closures planned this week

Lane 1 or 2 closure including roundabout and approaches

Planned Roadworks National Highways

Wiltshire A303 · A303 Eastbound Between A345 And A3028

Starts in 6 hours 19 minutes

Starts 3 Aug 2026, 19:00 Expected clear 4 Aug 2026, 05:00

lane 1 or 2 closure including roundabout and approaches

Category: Road Maintenance

View update

A303 eastbound Wincanton to Tinkers Hill lane 1 closure (177/5 to 176/7)

Planned Roadworks National Highways

Glastonbury A303 · A303 Eastbound Between A371 And B3081

Starts in 6 hours 19 minutes

Starts 3 Aug 2026, 19:00 Expected clear 4 Aug 2026, 05:00

A303 eastbound Wincanton to Tinkers Hill lane 1 closure (177/5 to 176/7)

Category: Road Maintenance

View update

A303 eastbound Willoughby Hedge to A350 Jct lane 2 closure

Planned Roadworks National Highways

Wiltshire A303 · A303 Westbound Between A350 And B3095

Starts in 6 hours 19 minutes

Starts 3 Aug 2026, 19:00 Expected clear 4 Aug 2026, 05:00

A303 eastbound Willoughby Hedge to A350 Jct lane 2 closure

Category: Road Maintenance

View update

A303 eastbound lane 2 closure (92/0 to 89/5)

Planned Roadworks National Highways

Basingstoke A303 · A303 Eastbound Between A34 And A30

Starts in 7 hours 19 minutes

Starts 3 Aug 2026, 20:00 Expected clear 4 Aug 2026, 05:00

A303 eastbound lane 2 closure (92/0 to 89/5)

Category: Road Maintenance

View update

A303 both directions A350 Jct to Deptford carriageway closure

Planned Roadworks National Highways

Wiltshire A303 · A303 Westbound Between A36 And A350

Starts in 7 hours 19 minutes

Starts 3 Aug 2026, 20:00 Expected clear 4 Aug 2026, 05:00

A303 both directions A350 Jct to Deptford carriageway closure

Category: Road Maintenance

View update

Recently cleared on the A303

All live closures A303 closure history