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M4 : Westbound : J42 Earlswood to J44 Lon Las : Congestion : Delays possible :

Active

Description: M4 : Westbound : J42 Earlswood to J44 Lon Las : Congestion : Delays possible :, Start time: 05/11/2026 16:25 , Expected end time: 05/11/2026 19:25, Severity: Moderate, Source: Welsh Government, Last updated: 05/11/2026 16:25

Start time
To be confirmed
Expected end
Awaiting update
Duration
Live incident
Live incident
Active roadworks
Planned
Cleared
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First published
Thu, Nov 5, 2026 4:25 PM
Coordinates
51.654312, -3.851856
Feed provider
Traffic Wales
Coordinate source
Georss Point

Source: Traffic Wales data feed

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M4 : Westbound : J39 Groes to J42 Earlswood : Congestion : Delays possible :

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Description: M4 : Westbound : J39 Groes to J42 Earlswood : Congestion : Delays possible :, Start time: 05/11/2026 14:56 , Expected end time: 05/11/2026 19:56, Severity: Moderate, Source: Welsh Government, Last updated: 05/11/2026 14:56

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M4 : Westbound : J42 Earlswood : Roadworks : Exit slip road closed : Diversions in place : 03/11/26-07/11/26 2000-0600 :

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Description: M4 : Westbound : J42 Earlswood : Roadworks : Exit slip road closed : Diversions in place : 03/11/26-07/11/26 2000-0600 :, Start time: 03/11/2026 20:00 , End Date: 07/11/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 03/11/2026 20:00

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M4 : Eastbound : J41 Pentyla/Baglan to J38 Margam : Roadworks : Road closed : Diversions in place : 04/11/26-06/11/26 2000-0600 :

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Description: M4 : Eastbound : J41 Pentyla/Baglan to J38 Margam : Roadworks : Road closed : Diversions in place : 04/11/26-06/11/26 2000-0600 :, Start time: 04/11/2026 20:00 , End Date: 06/11/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 04/11/2026 20:00

View update

M4 : Now clear : Eastbound : J44 Lon Las to J43 Llandarcy

Cleared Roadworks Traffic Wales
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Cleared 6 months 3 weeks ago

Started Start time TBC Ended 8 Apr 2026, 18:45

Description: M4 : Now clear : Eastbound : J44 Lon Las to J43 Llandarcy, Start time: 08/04/2026 18:18 , Expected end time: 08/04/2026 18:23, Severity: Moderate, Source: Welsh Government, Last updated: 08/04/2026 18:18

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A465 : Both directions : Glynneath : Roadworks : Entry slip road closed : and Exit slip road closed : Diversions in place : 15/10/26-22/10/26 2000-0600 :

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Cleared 2 weeks 11 hours ago

Started Start time TBC Ended 22 Oct 2026, 06:05

Description: A465 : Both directions : Glynneath : Roadworks : Entry slip road closed : and Exit slip road closed : Diversions in place : 15/10/26-22/10/26 2000-0600 :, Start time: 15/10/2026 20:00 , End Date: 22/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/10/2026 20:00

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M4 : Now clear : Eastbound : J42 Earlswood to J41 Pentyla/Baglan

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Cleared 5 months 1 week ago

Started Start time TBC Ended 26 May 2026, 17:40

Description: M4 : Now clear : Eastbound : J42 Earlswood to J41 Pentyla/Baglan, Start time: 26/05/2026 16:12 , Expected end time: 26/05/2026 16:17, Severity: Road closure, Source: Welsh Government, Last updated: 26/05/2026 16:12

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