M4 : Eastbound : J33 Capel Llanilltern : Congestion : offslip : Delays possible :

Active

Description: M4 : Eastbound : J33 Capel Llanilltern : Congestion : offslip : Delays possible :, Start time: 29/10/2026 6:55 , Expected end time: 29/10/2026 10:55, Severity: Moderate, Source: Welsh Government, Last updated: 29/10/2026 6:55

Start time
To be confirmed
Expected end
Awaiting update
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
Thu, Oct 29, 2026 6:55 AM
Coordinates
51.506802, -3.308591
Feed provider
Traffic Wales
Coordinate source
Georss Point

Source: Traffic Wales data feed

Related incidents

A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :

Active Roadworks Traffic Wales
Cardiff
Started Start time TBC

Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 29/10/2026 7:37 , Expected end time: 29/10/2026 10:37, Severity: Moderate, Source: Welsh Government, Last updated: 29/10/2026 7:37

View update

M4 : Eastbound : J32 Coryton : Carriageway maintenance : Entry slip road closed : Diversions in place : 26/10/26-31/10/26 2000-0600 :

Active Roadworks Traffic Wales
Cardiff
Started Start time TBC

Description: M4 : Eastbound : J32 Coryton : Carriageway maintenance : Entry slip road closed : Diversions in place : 26/10/26-31/10/26 2000-0600 :, Start time: 26/10/2026 20:00 , End Date: 31/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 26/10/2026 20:00

View update

A4232 : Now clear : Northbound : A48 Interchange to St Fagans

Cleared Roadworks Traffic Wales
Cardiff

Cleared 13 hours 8 minutes ago

Started Start time TBC Ended 28 Oct 2026, 18:45

Description: A4232 : Now clear : Northbound : A48 Interchange to St Fagans, Start time: 28/10/2026 18:25 , Expected end time: 28/10/2026 17:20, Severity: Moderate, Source: Welsh Government, Last updated: 28/10/2026 18:25

View update

M4 : Now clear : Eastbound : J32 Coryton

Cleared Roadworks Traffic Wales
Cardiff

Cleared 12 hours 23 minutes ago

Started Start time TBC Ended 28 Oct 2026, 19:30

Description: M4 : Now clear : Eastbound : J32 Coryton, Start time: 28/10/2026 19:01 , Expected end time: 28/10/2026 18:56, Severity: Moderate, Source: Welsh Government, Last updated: 28/10/2026 19:01

View update

A470 : Now clear : Northbound : Coryton to Nantgarw

Cleared Roadworks Traffic Wales
Cardiff

Cleared 12 hours 23 minutes ago

Started Start time TBC Ended 28 Oct 2026, 19:30

Description: A470 : Now clear : Northbound : Coryton to Nantgarw, Start time: 28/10/2026 19:01 , Expected end time: 28/10/2026 18:54, Severity: Moderate, Source: Welsh Government, Last updated: 28/10/2026 19:01

View update

M4 : Eastbound : J33 Capel Llanilltern : Congestion : offslip : Delays possible :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 12 hours 23 minutes ago

Started Start time TBC Ended 28 Oct 2026, 19:30

Description: M4 : Eastbound : J33 Capel Llanilltern : Congestion : offslip : Delays possible :, Start time: 28/10/2026 16:36 , Expected end time: 28/10/2026 20:36, Severity: Moderate, Source: Welsh Government, Last updated: 28/10/2026 16:36

View update