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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.

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Active roadworks
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A3 roadworks in force now

A3 southbound lane 1 closure (37/7 to 36/9) Hampshire

Planned Roadworks National Highways
Farnham A3 · A3 Southbound Between A333 And B2131

Expected to clear in 8 hours 58 minutes

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

A3 southbound lane 1 closure (37/7 to 36/9) Hampshire

Category: Road Maintenance
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Recently cleared on the A3

All live closures A3 closure history