M4 : Westbound : J23A Magor : Congestion : offslip :

Cleared

Description: M4 : Westbound : J23A Magor : Congestion : offslip :, Start time: 08/08/2026 9:33 , Expected end time: 08/08/2026 10:17, Severity: Slight, Source: Welsh Government, Last updated: 08/08/2026 9:33

Start time
To be confirmed
Expected end
Sat, Aug 8, 2026 9:15 AM
Duration
Live incident
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

Move Insights

Thinking of moving to this area?

Check flood risk, planning history, EPC ratings and more with a Move Insights property report.

Flood risk assessment
Planning history
EPC ratings & more
First published
Sat, Aug 8, 2026 9:33 AM
Cleared
Sat, Aug 8, 2026 9:15 AM
Coordinates
51.587270, -2.811953
Feed provider
Traffic Wales
Coordinate source
Georss Point

Source: Traffic Wales data feed

Related incidents

M4 : Westbound : Prince of Wales Bridge to J23A Magor : Congestion

Active Roadworks Traffic Wales
Monmouthshire
Started Start time TBC

Description: M4 : Westbound : Prince of Wales Bridge to J23A Magor : Congestion, Start time: 08/08/2026 10:41 , Expected end time: 08/08/2026 11:41, Severity: Moderate, Source: Welsh Government, Last updated: 08/08/2026 10:41

View update

: Both directions : Abergavenny Hardwick R/bout to Raglan : Bridge closed Local lanes closed : 06/07/26-14/09/26 0600 :

Active Roadworks Traffic Wales
Monmouthshire
Started Start time TBC

Description: : Both directions : Abergavenny Hardwick R/bout to Raglan : Bridge closed Local lanes closed : 06/07/26-14/09/26 0600 :, Start time: 06/07/2026 6:00 , End Date: 14/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/07/2026 13:20

View update

M4 eastbound Jct 22 to Jct 23 Prince of Wales bridge - lane closure 201/8-198/1

Cleared Roadworks National Highways
Monmouthshire M4 · M4 Eastbound Between J23 And J22

Cleared 1 day 14 hours ago

Started 6 Aug 2026, 19:00 Ended 6 Aug 2026, 19:35

M4 eastbound Jct 22 to Jct 23 Prince of Wales bridge - lane closure 201/8-198/1

Category: Road Maintenance
View update

M4 eastbound Jct 22 to Jct 23 Prince of Wales bridge - lane closure 201/8-198/1

Cleared Roadworks National Highways
Monmouthshire M4 · M4 Eastbound Between J23 And J22

Cleared 1 day 10 hours ago

Started 6 Aug 2026, 18:56 Ended 7 Aug 2026, 00:00

M4 eastbound Jct 22 to Jct 23 Prince of Wales bridge - lane closure 201/8-198/1

Category: Road Maintenance
View update

M4 eastbound Jct 23 to Jct 22 Prince of Wales bridge lane closure 203/3-196/9

Cleared Roadworks National Highways
Monmouthshire M4 · M4 Eastbound Between J23 And J22

Cleared 1 week 3 days ago

Started 28 Jul 2026, 22:18 Ended 29 Jul 2026, 02:30

M4 eastbound Jct 23 to Jct 22 Prince of Wales bridge lane closure 203/3-196/9

Category: Road Maintenance
View update

M4 eastbound Jct 23 to Jct 22 Prince of Wales bridge lane closure 203/3-196/9

Cleared Roadworks National Highways
Monmouthshire M4 · M4 Eastbound Between J23 And J22

Cleared 1 week 3 days ago

Started 28 Jul 2026, 19:00 Ended 28 Jul 2026, 22:55

M4 eastbound Jct 23 to Jct 22 Prince of Wales bridge lane closure 203/3-196/9

Category: Road Maintenance
View update