A3 road closures & live traffic incidents

No live closures are reported on the A3 right now.

Live A3 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

A3 closures planned this week

A3 northbound lane 2 closure (14/9 to 21/0)

Planned Roadworks National Highways

Petersfield A3 · A3 Northbound Between B2070 And A272 Near Petersfield (South)

Starts in 12 hours 14 minutes

Starts 31 Jul 2026, 19:00 Expected clear 1 Aug 2026, 05:00

A3 northbound lane 2 closure (14/9 to 21/0)

Category: Road Maintenance

View update

A3 northbound lane 2 closure (31.3 - 35.8)

Planned Roadworks National Highways

Farnham A3 · A3 Northbound Between A325 And B2131

Starts in 12 hours 44 minutes

Starts 31 Jul 2026, 19:30 Expected clear 1 Aug 2026, 05:00

A3 northbound lane 2 closure (31.3 - 35.8)

Category: Road Maintenance

View update

A3 Northbound WIsley carriageway closure between the exit and entry slip road

Planned Roadworks National Highways

Hersham A3 · A3 Northbound Within The M25 Junction

Starts in 15 hours 14 minutes

Starts 31 Jul 2026, 22:00 Expected clear 1 Aug 2026, 05:00

A3 Northbound WIsley carriageway closure between the exit and entry slip road

Category: Construction Work

View update

Recently cleared on the A3

All live closures A3 closure history