Current Incidents
M4 : Eastbound : J45 Ynysforgan to J43 Llandarcy : Congestion : Delays possible :Description: M4 : Eastbound : J45 (Swansea) Ynysforgan to J43 (Neath) Llandarcy : Congestion : Delays possible :, Start time: 05/12/2025 14:53 , Expected end time: 05/12/2025 18:52, Severity: Moderate, Source: Welsh Government, Last updated: 05/12/2025 14:53 CLEARED @ 15:18
Location:
M4, 1.28m of Glais
M4 : Westbound : J39 Groes to J43 Llandarcy : Congestion : Delays possible :Description: M4 : Westbound : J39 Groes to J43 (Neath) Llandarcy : Congestion : Delays possible :, Start time: 05/12/2025 15:29 , Expected end time: 05/12/2025 19:29, Severity: Moderate, Source: Welsh Government, Last updated: 05/12/2025 15:29 CLEARED @ 15:42
Location:
M4, 1.04m of Port Talbot
A4060 : Both directions : Pentrebach to A470 Abercanaid : Roadworks : Closed : Diversions in place : 27/10/25-19/12/25 2000-0600 :Description: A4060 : Both directions : Pentrebach to A470 Abercanaid : Roadworks : Closed : Diversions in place : 27/10/25-19/12/25 2000-0600 :, Start time: 27/10/2025 20:00 , End Date: 19/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 01/11/2025 7:53 CLEARED @ 15:18
Location:
A4060, 2.23m of Merthyr Tydfil
M4 : Westbound : J37 Pyle to J38 Margam : Carriageway maintenance : Road closed : Diversions in place : 30/11/25-06/12/25 2000-0600 :Description: M4 : Westbound : J37 (Porthcawl) Pyle to J38 (Port Talbot) Margam : Carriageway maintenance : Road closed : Diversions in place : 30/11/25-06/12/25 2000-0600 :, Start time: 30/11/2025 20:00 , End Date: 06/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 30/11/2025 20:00 CLEARED @ 15:18
Location:
M4, 1.25m of Kenfig
M4 : Eastbound : J38 Margam to J37 Pyle : Carriageway maintenance : Road closed : Diversions in place : 30/11/25-06/12/25 2000-0600 :Description: M4 : Eastbound : J38 (Port Talbot) Margam to J37 (Porthcawl) Pyle : Carriageway maintenance : Road closed : Diversions in place : 30/11/25-06/12/25 2000-0600 :, Start time: 30/11/2025 20:00 , End Date: 06/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 30/11/2025 20:00 CLEARED @ 15:18
Location:
M4, 1.25m of Kenfig
M4 : Both directions : J30 Cardiff Gate to J49 Pont Abraham : Poor driving conditions : Speed restrictionsDescription: M4 : Both directions : J30 (Cardiff) Cardiff Gate to J49 Pont Abraham : Poor driving conditions : Speed restrictions, Start time: 05/12/2025 14:04 , Expected end time: 05/12/2025 20:04, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 14:04 CLEARED @ 15:18
Location:
M4, 1.64m of Kenfig
M4 : Both directions : J41 Pentyla to J42 Earlswood : Speed restrictions : Due to high windsDescription: M4 : Both directions : J41 (Port Talbot) Pentyla to J42 (Swansea) Earlswood : Speed restrictions : Due to high winds, Start time: 05/12/2025 14:06 , Expected end time: 05/12/2025 17:00, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 14:06 CLEARED @ 15:18
Location:
M4, 1.92m of Port Talbot
M4 : Eastbound : J43 Llandarcy to J42 Earlswood : Flooding : Lane closed : Delays possible :Description: M4 : Eastbound : J43 (Neath) Llandarcy to J42 (Swansea) Earlswood : Flooding : Lane closed : Delays possible :, Start time: 05/12/2025 15:53 , Expected end time: 05/12/2025 18:52, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 15:53 CLEARED @ 16:06
Location:
M4, 0.62m of Llandarcy
M4 : Both directions : J34 Miskin to J49 Pont Abraham : Poor driving conditions : Speed restrictionsDescription: M4 : Both directions : J34 (Llantrisant) Miskin to J49 Pont Abraham : Poor driving conditions : Speed restrictions, Start time: 05/12/2025 18:11 , Expected end time: 05/12/2025 22:10, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 18:11 CLEARED @ 18:18
Location:
M4, 1.18m of Margam
M4 : Eastbound : J43 Llandarcy to J42 Earlswood : Flooding : Lane closed : Delays possible :Description: M4 : Eastbound : J43 (Neath) Llandarcy to J42 (Swansea) Earlswood : Flooding : Lane closed : Delays possible :, Start time: 05/12/2025 15:53 , Expected end time: 05/12/2025 18:52, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 15:53 CLEARED @ 18:18
Location:
M4, 0.62m of Llandarcy
M4 : Eastbound : J45 Ynysforga Description: M4 : Eastbound : J45 (Swansea) Ynysforgan to J43 (Neath) Llandarcy : Congestion : Delays possible :, Start time: 05/12/2025 14:53 , Expected end time: 05/12/2025 18:52, Severity: Moderate, Source: Welsh Government, Last updated: 05/12/2025 14:53
M4 : Westbound : J39 Groes to Description: M4 : Westbound : J39 Groes to J43 (Neath) Llandarcy : Congestion : Delays possible :, Start time: 05/12/2025 15:29 , Expected end time: 05/12/2025 19:29, Severity: Moderate, Source: Welsh Government, Last updated: 05/12/2025 15:29
A4060 : Both directions : Pent Description: A4060 : Both directions : Pentrebach to A470 Abercanaid : Roadworks : Closed : Diversions in place : 27/10/25-19/12/25 2000-0600 :, Start time: 27/10/2025 20:00 , End Date: 19/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 01/11/2025 7:53
M4 : Westbound : J37 Pyle to J Description: M4 : Westbound : J37 (Porthcawl) Pyle to J38 (Port Talbot) Margam : Carriageway maintenance : Road closed : Diversions in place : 30/11/25-06/12/25 2000-0600 :, Start time: 30/11/2025 20:00 , End Date: 06/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 30/11/2025 20:00
M4 : Both directions : J30 Car Description: M4 : Both directions : J30 (Cardiff) Cardiff Gate to J49 Pont Abraham : Poor driving conditions : Speed restrictions, Start time: 05/12/2025 14:04 , Expected end time: 05/12/2025 20:04, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 14:04
M4 : Both directions : J41 Pen Description: M4 : Both directions : J41 (Port Talbot) Pentyla to J42 (Swansea) Earlswood : Speed restrictions : Due to high winds, Start time: 05/12/2025 14:06 , Expected end time: 05/12/2025 17:00, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 14:06
M4 : Eastbound : J43 Llandarcy Description: M4 : Eastbound : J43 (Neath) Llandarcy to J42 (Swansea) Earlswood : Flooding : Lane closed : Delays possible :, Start time: 05/12/2025 15:53 , Expected end time: 05/12/2025 18:52, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 15:53
M4 : Both directions : J34 Mis Description: M4 : Both directions : J34 (Llantrisant) Miskin to J49 Pont Abraham : Poor driving conditions : Speed restrictions, Start time: 05/12/2025 18:11 , Expected end time: 05/12/2025 22:10, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 18:11
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