Description: M4 : Now clear : Westbound : J23A (Magor) Magor to J26 (Newport) Malpas, Start time: 14/03/2026 15:06 , Expected end time: 14/03/2026 15:11, Severity: Moderate, Source: Welsh Government, Last updated: 14/03/2026 15:06
Nearest town: 18.95 miles from Llanteems.

Location: northbound between the A438 and the junction with the A4103 .
Due to: Congestion.
Normal traffic conditions are expected between 17:30 and 17:45 on 14 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.68 miles from Llanteems.

Location: northbound between the A438 and the junction with the A4103 .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 14 March 2026.
Nearest town: 16.68 miles from Llanteems.

Location: southbound between the A438 and the junction with the A465 .
Due to: Congestion.
Normal traffic conditions are expected between 16:45 and 17:00 on 14 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.67 miles from Llanteems.

Location: southbound between the junctions with the M50 and the A40 .
Due to: Congestion.
Normal traffic conditions are expected between 15:45 and 16:00 on 14 March 2026.
Nearest town: 17.75 miles from Llanteems.

Location: southbound between the A4103 and the junction with the A438 .
Due to: Congestion.
Normal traffic conditions are expected between 15:15 and 15:30 on 14 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.1 miles from Llanteems.

Location: southbound between the A4103 and the junction with the A438 .
Due to: Congestion.
Normal traffic conditions are expected between 15:00 and 15:15 on 14 March 2026.
Nearest town: 17.1 miles from Llanteems.

Location: northbound between the A438 and the junction with the A4103 .
Due to: Congestion.
Normal traffic conditions are expected between 15:15 and 15:30 on 14 March 2026.
Nearest town: 16.68 miles from Llanteems.

Location: southbound between the junctions with the A4103 and the A438 .
Due to: Congestion.
Normal traffic conditions are expected between 14:15 and 14:30 on 14 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.28 miles from Llanteems.

Location: southbound between the junctions with the A417 and the A4103 .
Due to: Emergency roadworks.
Period : expect disruption until 19:00 on 16 March 2026.
Nearest town: 17.65 miles from Llanteems.

Location: northbound between the junctions with the A4103 and the A417 .
Due to: Emergency roadworks.
Period : expect disruption until 19:00 on 16 March 2026.
Nearest town: 17.64 miles from Llanteems.

Location: northbound between the junctions with the A4103 and the A417 .
Due to: Emergency roadworks.
Period : expect disruption until 23:59 on 17 March 2026.
Nearest town: 17.68 miles from Llanteems.

Location: eastbound between junctions J4 (S.
Wales) and J1 (Malvern) .
Due to: Roadworks scheme.
Period : from 20:02 on 13 March 2026 to 06:00 on 15 April 2026.
Nearest town: 18.02 miles from Llanteems.

Location: westbound between the A49 and the junction with the A466 .
Due to: Roadworks scheme.
Period : from 16:03 on 17 November 2025 to 06:00 on 18 May 2026.
Nearest town: 14.35 miles from Llanteems.

Location: northbound between the junctions with the A4137 and the A466 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Nearest town: 12.7 miles from Llanteems.

Location: southbound between the junctions with the A466 and the A4137 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Nearest town: 12.79 miles from Llanteems.

Location: eastbound between junctions J4 (S.
Wales) and J3 (Newent) .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.45 miles from Llanteems.

Location: eastbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 30 March 2026 to 2 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.52 miles from Llanteems.

Location: westbound between the A49 and the junction with the A466 .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 28 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 14.35 miles from Llanteems.

Location: eastbound.
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 30 March 2026 to 06:00 on 2 April 2026.
Nearest town: 12.52 miles from Llanteems.

Location: eastbound between the A466 and the junction with the A49 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 30 March 2026 to 2 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14 miles from Llanteems.

Location: southbound between the junctions with the A417 and the A4103 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.68 miles from Llanteems.

Location: northbound between the junctions with the A4103 and the A417 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.55 miles from Llanteems.

Location: northbound between the junctions with the A4137 and the A466 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Nearest town: 12.74 miles from Llanteems.

Location: southbound between the junctions with the A466 and the A4137 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Nearest town: 12.75 miles from Llanteems.

Location: westbound between the A49 and the junction with the A466 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 15 March 2026 to 06:00 on 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.68 miles from Llanteems.

Location: eastbound between the A466 and the junction with the A49 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 15 March 2026 to 06:00 on 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.8 miles from Llanteems.

Location: northbound between the A438 and the junction with the A4103 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 23 March 2026 to 06:00 on 24 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.68 miles from Llanteems.

Location: southbound between the A4103 and the junction with the A438 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 23 March 2026 to 06:00 on 24 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.1 miles from Llanteems.
