Traffic Dyffryn Cellwen

FULL SCREEN UPDATED: 21:13
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Current traffic around Dyffryn Cellwen

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:

EASTBOUND
Description: 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
WESTBOUND
Description: 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 LLANDARCY
Description: M4EastboundJ45 (Swansea) Ynysforgan to J43 (Neath) LlandarcyCongestionDelay: 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 LAS
Description: M4WestboundJ42 (Swansea) Earlswood to J44 (Swansea) Lon LasCongestionDelay: 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 LLANGATHEN
Description: A40WestboundLlandeilo to LlangathenStructural inspections1 lane closedDelay: 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
EASTBOUND
Description: 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 LLANDARCY
Description: 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 HENDY
Description: 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


There are no current incidents in this location.

Roadworks


Traffic in Nearby Villages

Dyffryn Cellwen


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Elsewhere on the web:

National Highways TrafficNational Highways England

Official source of traffic updates.

Transport for LondonTransport for London (TFL)

Transport for London's (TfL) portal for transportation in London.

Traffic WalesTraffic Wales

The Welsh government's traffic information service for Wales.

Traffic ScotlandTraffic Scotland

Live traffic conditions and news for Scotland's road network.

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Description: M4 : Now clear : Eastbound : J45 (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.

51.66--3.88

Description: M4 : Now clear : Westbound : J42 (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.

51.65--3.85

Description: M4 : Eastbound : J45 (Swansea) Ynysforgan to J43 (Neath) Llandarcy : Congestion : Delays 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.

51.66--3.88

Description: M4 : Westbound : J42 (Swansea) Earlswood to J44 (Swansea) Lon Las : Congestion : Delays 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.

51.65--3.85

Description: A40 : Westbound : Llandeilo to Llangathen : Structural inspections : 1 lane closed : Delays possible : 31/07/25-01/08/25 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.

51.89--4.03

Description: M4 : Now clear : Eastbound : J36 (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.

51.53--3.58

Description: M4 : Westbound : J41 (Port Talbot) Pentyla/Baglan to J43 (Neath) Llandarcy : Carriageway maintenance : Road closed : Diversions in place : 29/07/25-30/07/25 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.

51.63--3.82

Description: M4 : Eastbound : J48 (Pontarddulais) Hendy : Carriageway maintenance : Road closed : Diversions in place : 31/07/25-01/08/25 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.

51.71--4.06