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

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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 9 hours 50 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

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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 9 hours 50 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

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A303 eastbound Willoughby Hedge to A350 Jct lane 2 closure

Planned Roadworks National Highways

Wiltshire A303 · A303 Westbound Between A350 And B3095

Starts in 9 hours 50 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

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

Planned Roadworks National Highways

Basingstoke A303 · A303 Eastbound Between A34 And A30

Starts in 10 hours 50 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

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A303 both directions A350 Jct to Deptford carriageway closure

Planned Roadworks National Highways

Wiltshire A303 · A303 Westbound Between A36 And A350

Starts in 10 hours 50 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

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Recently cleared on the A303

All live closures A303 closure history