Traffic Margam

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Margam
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Nearby: Port TalbotNeathBridgendSwanseaThe MumblesWick

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SEVERE

FULL SCREEN UPDATED: 17:01

Current traffic around Margam

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

EASTBOUND

Description: M4Now clearEastboundJ47 (Swansea) Penllergaer to J46 (Swansea) Llangyfelach, Start time: 28/04/2026 9:44 , Expected end time: 28/04/2026 9:49, Severity: Severe, Source: Welsh Government, Last updated: 28/04/2026 9:44
Nearest town: 12.79 miles from Margam. CLEARED @ 11:06

J38 MARGAM TO J41 PENTYLA/BAGLAN

Description: M4WestboundJ38 (Port Talbot) Margam to J41 (Port Talbot) Pentyla/BaglanRoadworksRoad closedDiversions in place27/04/26-29/04/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 1.78 miles from Margam. CLEARED @ 12:30

J39 GROES

Description: M4WestboundJ39 GroesEntry slip road closedDiversions in place27/04/26-29/04/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 0.58 miles from Margam. CLEARED @ 12:30

J40 TAIBACH

Description: M4WestboundJ40 (Port Talbot) TaibachEntry slip road closedDiversions in place27/04/26-29/04/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 2.39 miles from Margam. CLEARED @ 12:30

J40 TAIBACH TO J41 PENTYLA/BAGLAN

Description: M4EastboundJ40 (Port Talbot) Taibach to J41 (Port Talbot) Pentyla/BaglanResurfacing workRoad closedDiversions in place27/04/26-29/04/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 2.97 miles from Margam. CLEARED @ 12:30

J43 LLANDARCY

Description: M4EastboundJ43 (Neath) LlandarcyExit slip road closedDiversions in place28/04/26-29/04/26 2000-0600 :, Start time: 28/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/04/2026 11:45
Nearest town: 7.62 miles from Margam. CLEARED @ 12:30

J44 LON LAS

Description: M4EastboundJ44 (Swansea) Lon LasEntry slip road closedDiversions in place28/04/26-29/04/26 2000-0600 :, Start time: 28/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/04/2026 11:47
Nearest town: 9.22 miles from Margam. CLEARED @ 12:30

J35 PENCOED

Description: M4WestboundJ35 (Pen-coed) PencoedExit slip road closedDiversions in place27/04/26-01/05/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 01/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 10.8 miles from Margam. CLEARED @ 12:18

NEATH TO LLANDARCY

Description: A465WestboundNeath to LlandarcyResurfacing workRoad closedDiversions in place28/04/26-29/04/26 2000-0600 :, Start time: 28/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/04/2026 11:16
Nearest town: 7.6 miles from Margam. CLEARED @ 12:06

LLANDARCY TO NEATH

Description: A465WestboundLlandarcy to NeathCyclic maintenanceRoad closedDiversions in place29/04/26-30/04/26 2000-0600 :, Start time: 29/04/2026 20:00 , End Date: 30/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/04/2026 11:18
Nearest town: 7.6 miles from Margam. CLEARED @ 12:06

M4 J33 CAPEL LLANILLTERN

Description: A4232EastboundM4 J33 Capel LlanillternRoadworksExit slip road closed27/04/26-01/05/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 01/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 19.06 miles from Margam. CLEARED @ 11:54

There are no current incidents in this location.

Roadworks

Traffic in Nearby Villages

Brombil (0.49mi)
Goytre (1.87mi)
Pen y cae (2.2mi)
Taibach (2.2mi)
Ynysygwas (3.05mi)
Kenfig Hill (3.08mi)
Corlannau (3.08mi)
Waun y Gilfach (3.13mi)
Port Talbot (3.14mi)
Pyle (3.14mi)
Caerhendy (3.26mi)
Pantdu (3.26mi)
Kenfig (3.3mi)
Mawdlam (3.3mi)
North Cornelly (3.44mi)
Aberavon (3.52mi)
Cwmafan (3.65mi)
Bryn (3.73mi)
Brynbryddan (3.83mi)
Sandfields (4mi)
South Cornelly (4.03mi)
Rock (4.19mi)
Pwll y glaw (4.19mi)
Llwydarth (4.25mi)

Margam

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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

The Welsh government's traffic information service for Wales.

Traffic Scotland

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

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Description: M4 : Now clear : Eastbound : J47 (Swansea) Penllergaer to J46 (Swansea) Llangyfelach, Start time: 28/04/2026 9:44 , Expected end time: 28/04/2026 9:49, Severity: Severe, Source: Welsh Government, Last updated: 28/04/2026 9:44
Nearest town: 12.79 miles from Margam.

51.68--3.98

Description: M4 : Westbound : J38 (Port Talbot) Margam to J41 (Port Talbot) Pentyla/Baglan : Roadworks : Road closed : Diversions in place : 27/04/26-29/04/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 1.78 miles from Margam.

51.58--3.77

Description: M4 : Westbound : J39 Groes : Entry slip road closed : Diversions in place : 27/04/26-29/04/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 0.58 miles from Margam.

51.57--3.75

Description: M4 : Westbound : J40 (Port Talbot) Taibach : Entry slip road closed : Diversions in place : 27/04/26-29/04/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 2.39 miles from Margam.

51.59--3.77

Description: M4 : Eastbound : J40 (Port Talbot) Taibach to J41 (Port Talbot) Pentyla/Baglan : Resurfacing work : Road closed : Diversions in place : 27/04/26-29/04/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 2.97 miles from Margam.

51.6--3.78

Description: M4 : Eastbound : J43 (Neath) Llandarcy : Exit slip road closed : Diversions in place : 28/04/26-29/04/26 2000-0600 :, Start time: 28/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/04/2026 11:45
Nearest town: 7.62 miles from Margam.

51.65--3.85

Description: M4 : Eastbound : J44 (Swansea) Lon Las : Entry slip road closed : Diversions in place : 28/04/26-29/04/26 2000-0600 :, Start time: 28/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/04/2026 11:47
Nearest town: 9.22 miles from Margam.

51.66--3.88

Description: M4 : Westbound : J35 (Pen-coed) Pencoed : Exit slip road closed : Diversions in place : 27/04/26-01/05/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 01/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 10.8 miles from Margam.

51.51--3.5

Description: A465 : Westbound : Neath to Llandarcy : Resurfacing work : Road closed : Diversions in place : 28/04/26-29/04/26 2000-0600 :, Start time: 28/04/2026 20:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/04/2026 11:16
Nearest town: 7.6 miles from Margam.

51.66--3.84

Description: A465 : Westbound : Llandarcy to Neath : Cyclic maintenance : Road closed : Diversions in place : 29/04/26-30/04/26 2000-0600 :, Start time: 29/04/2026 20:00 , End Date: 30/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/04/2026 11:18
Nearest town: 7.6 miles from Margam.

51.66--3.84

Description: A4232 : Eastbound : M4 J33 Capel Llanilltern : Roadworks : Exit slip road closed : 27/04/26-01/05/26 2000-0600 :, Start time: 27/04/2026 20:00 , End Date: 01/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 20:00
Nearest town: 19.06 miles from Margam.

51.51--3.31

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