The following traffic incidents and congestion for Dyffryn Cellwen have been reported by Highways England, Traffic Scotland, Traffic Wales or Transport for London (TfL) in the last two hours:
EASTBOUNDDescription: M4Now clearEastboundJ45 (Swansea) Ynysforgan to J43 (Neath) Llandarcy, Start time: 29/07/2025 18:23 , Expected end time: 29/07/2025 18:28, Severity: Moderate, Source: Welsh Government, Last updated: 29/07/2025 18:23
Nearest town: 11.94 miles from Dyffryn Cellwen.
CLEARED @ 19:42 WESTBOUNDDescription: M4Now clearWestboundJ42 (Swansea) Earlswood to J44 (Swansea) Lon Las, Start time: 29/07/2025 18:04 , Expected end time: 29/07/2025 18:09, Severity: Moderate, Source: Welsh Government, Last updated: 29/07/2025 18:04
Nearest town: 11.55 miles from Dyffryn Cellwen.
CLEARED @ 19:18 J45 YNYSFORGAN TO J43 LLANDARCYDescription: M4EastboundJ45 (Swansea) Ynysforgan to J43 (Neath) LlandarcyCongestion
Delay: s possible :, Start time: 29/07/2025 17:32 , Expected end time: 29/07/2025 19:32, Severity: Moderate, Source: Welsh Government, Last updated: 29/07/2025 17:32
Nearest town: 11.94 miles from Dyffryn Cellwen.
CLEARED @ 17:42 J42 EARLSWOOD TO J44 LON LASDescription: M4WestboundJ42 (Swansea) Earlswood to J44 (Swansea) Lon LasCongestion
Delay: s possible :, Start time: 29/07/2025 17:32 , Expected end time: 29/07/2025 19:32, Severity: Moderate, Source: Welsh Government, Last updated: 29/07/2025 17:32
Nearest town: 11.55 miles from Dyffryn Cellwen.
CLEARED @ 17:42 LLANDEILO TO LLANGATHENDescription: A40WestboundLlandeilo to LlangathenStructural inspections1 lane closed
Delay: s possible31/07/25-01/08/25 0600-1130 :, Start time: 31/07/2025 6:00 , End Date: 01/08/2025 11:30, Severity: Moderate, Source: Welsh Government, Last updated: 29/07/2025 17:11
Nearest town: 17.37 miles from Dyffryn Cellwen.
CLEARED @ 17:18 EASTBOUNDDescription: M4Now clearEastboundJ36 (Bridgend) Sarn, Start time: 29/07/2025 15:37 , Expected end time: 29/07/2025 15:42, Severity: Road closure, Source: Welsh Government, Last updated: 29/07/2025 15:37
Nearest town: 17.24 miles from Dyffryn Cellwen.
CLEARED @ 16:54 J41 PENTYLA/BAGLAN TO J43 LLANDARCYDescription: M4WestboundJ41 (Port Talbot) Pentyla/Baglan to J43 (Neath) LlandarcyCarriageway maintenanceRoad closedDiversions in place29/07/25-30/07/25 2000-0600 :, Start time: 29/07/2025 20:00 , End Date: 30/07/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 25/07/2025 15:36
Nearest town: 12.29 miles from Dyffryn Cellwen.
CLEARED @ 16:18 J48 HENDYDescription: M4EastboundJ48 (Pontarddulais) HendyCarriageway maintenanceRoad closedDiversions in place31/07/25-01/08/25 2000-0600 :, Start time: 31/07/2025 20:00 , End Date: 01/08/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 25/07/2025 15:38
Nearest town: 17.44 miles from Dyffryn Cellwen.
CLEARED @ 16:18