A3 road closures & live traffic incidents

No live incident closures on the A3 right now, but 1 roadwork is currently in force.

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 roadworks in force now

A3 southbound Chalton entry slip road closure

Active Roadworks National Highways

Petersfield A3 · A3 Southbound Between B2070 And A3(M)

Expected to clear in 1 hour 43 minutes

Started 12 Oct 2026, 19:56 Expected clear 13 Oct 2026, 05:00

A3 southbound Chalton entry slip road closure

Category: Road Maintenance

View update

A3 closures planned this week

A34 northbound Lane 1 closure (17/2 to 21/2)

Planned Roadworks National Highways

Petersfield A3 · A3 Northbound Within The A272 Near Petersfield (South) Junction

Starts in 15 hours 43 minutes

Starts 13 Oct 2026, 19:00 Expected clear 14 Oct 2026, 05:00

A34 northbound Lane 1 closure (17/2 to 21/2)

Category: Road Maintenance

View update

A3 Northbound Wisley to M25 Clockwise Jct 10 link road closure

Planned Roadworks National Highways

Hersham A3 · Fast Slip From A3 Northbound To M25 Clockwise

Starts in 17 hours 43 minutes

Starts 13 Oct 2026, 21:00 Expected clear 14 Oct 2026, 04:30

A3 Northbound Wisley to M25 Clockwise Jct 10 link road closure

Category: Construction Work

View update

Recently cleared on the A3

All live closures A3 closure history