Traffic Cwm Gwyn

Cities
Cwm Gwyn
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Nearby: SwanseaThe MumblesNeathLlanelliPort TalbotFfair-fâch

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FULL SCREEN UPDATED: 16:59

Current traffic around Cwm Gwyn

The following traffic incidents and congestion for Cwm Gwyn have been reported by Highways England, Traffic Scotland, Traffic Wales or Transport for London (TfL) in the last two hours:

J39 GROES TO J43 LLANDARCY

Description: M4WestboundJ39 Groes to J43 (Neath) LlandarcyCongestionDelay: s 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
Nearest town: 7.61 miles from Cwm Gwyn. CLEARED @ 15:42

J45 YNYSFORGAN TO J43 LLANDARCY

Description: M4EastboundJ45 (Swansea) Ynysforgan to J43 (Neath) LlandarcyCongestionDelay: s 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
Nearest town: 5.31 miles from Cwm Gwyn. CLEARED @ 15:18

J37 PYLE TO J38 MARGAM

Description: M4WestboundJ37 (Porthcawl) Pyle to J38 (Port Talbot) MargamCarriageway maintenanceRoad closedDiversions in place30/11/25-06/12/25 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
Nearest town: 12.46 miles from Cwm Gwyn. CLEARED @ 15:18

J38 MARGAM TO J37 PYLE

Description: M4EastboundJ38 (Port Talbot) Margam to J37 (Porthcawl) PyleCarriageway maintenanceRoad closedDiversions in place30/11/25-06/12/25 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
Nearest town: 12.46 miles from Cwm Gwyn. CLEARED @ 15:18

J43 LLANDARCY TO J42 EARLSWOOD

Description: M4EastboundJ43 (Neath) Llandarcy to J42 (Swansea) EarlswoodFloodingLane closedDelay: s 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
Nearest town: 6.09 miles from Cwm Gwyn. CLEARED @ 16:06

J30 CARDIFF GATE TO J49 PONT ABRAHAM

Description: M4Both directionsJ30 (Cardiff) Cardiff Gate to J49 Pont AbrahamPoor driving conditionsSpeed 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
Nearest town: 14.42 miles from Cwm Gwyn. CLEARED @ 15:18

J41 PENTYLA TO J42 EARLSWOOD

Description: M4Both directionsJ41 (Port Talbot) Pentyla to J42 (Swansea) EarlswoodSpeed restrictionsDue 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
Nearest town: 7.06 miles from Cwm Gwyn. CLEARED @ 15:18

J34 MISKIN TO J49 PONT ABRAHAM

Description: M4Both directionsJ34 (Llantrisant) Miskin to J49 Pont AbrahamPoor driving conditionsSpeed restrictions, Start time: 05/12/2025 13:09 , Expected end time: 05/12/2025 19:09, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 13:09
Nearest town: 10.06 miles from Cwm Gwyn. CLEARED @ 13:18

There are no current incidents in this location.

Roadworks

Traffic in Nearby Villages

Townhill (0mi)
Ty coch (0.62mi)
Brynmill (0.62mi)
Uplands (0.62mi)
Cockett (0.88mi)
Mayhill (0.88mi)
Abertawe (Swansea) (0.88mi)
Swansea (Abertawe) (0.88mi)
Cwmdu (0.88mi)
Sketty (0.88mi)
Carnglas (1.24mi)
Gendros (1.24mi)
Fforest fach (1.39mi)
Mynydd bach y glo (1.75mi)
Manselton (1.75mi)
Landore (1.75mi)
Lower Sketty (1.75mi)
Killay (1.86mi)
St Thomas (1.86mi)
Port Mead (1.86mi)
Hafod (1.96mi)
Pen lan (1.96mi)
Waunarlwydd (2.24mi)
Tre boeth (2.24mi)

Cwm Gwyn

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Elsewhere on the web:

National Highways England

Official source of traffic updates.

Transport for London (TFL)

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

Traffic Wales

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Traffic Scotland

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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
Nearest town: 7.61 miles from Cwm Gwyn.

51.61--3.8

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
Nearest town: 5.31 miles from Cwm Gwyn.

51.66--3.88

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
Nearest town: 12.46 miles from Cwm Gwyn.

51.53--3.73

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
Nearest town: 12.46 miles from Cwm Gwyn.

51.53--3.73

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
Nearest town: 6.09 miles from Cwm Gwyn.

51.64--3.84

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
Nearest town: 14.42 miles from Cwm Gwyn.

51.52--3.69

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
Nearest town: 7.06 miles from Cwm Gwyn.

51.62--3.82

Description: M4 : Both directions : J34 (Llantrisant) Miskin to J49 Pont Abraham : Poor driving conditions : Speed restrictions, Start time: 05/12/2025 13:09 , Expected end time: 05/12/2025 19:09, Severity: Slight, Source: Welsh Government, Last updated: 05/12/2025 13:09
Nearest town: 10.06 miles from Cwm Gwyn.

51.58--3.76

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