Traffic Cefneithin

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Cefneithin
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Nearby: Ffair-fâchLlanelliCarmarthenSwanseaThe MumblesNeath

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SEVERE

FULL SCREEN UPDATED: 14:15

Current traffic around Cefneithin

The following traffic incidents and congestion for Cefneithin 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: 9.96 miles from Cefneithin. CLEARED @ 11:06

J47 PENLLERGAER TO J46 LLANGYFELACH

Description: M4EastboundJ47 (Swansea) Penllergaer to J46 (Swansea) LlangyfelachIncidentLane closedDelay: s possible :, Start time: 28/04/2026 8:36 , Expected end time: 28/04/2026 12:36, Severity: Severe, Source: Welsh Government, Last updated: 28/04/2026 8:36
Nearest town: 9.96 miles from Cefneithin. CLEARED @ 08:42

EASTBOUND

Description: M4Now clearEastboundJ45 (Swansea) Ynysforgan to J43 (Neath) Llandarcy, Start time: 28/04/2026 9:30 , Expected end time: 28/04/2026 9:35, Severity: Moderate, Source: Welsh Government, Last updated: 28/04/2026 9:30
Nearest town: 13.21 miles from Cefneithin. CLEARED @ 10:54

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: 19.49 miles from Cefneithin. 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: 14.85 miles from Cefneithin. 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: 13.21 miles from Cefneithin. CLEARED @ 12:30

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: 15.05 miles from Cefneithin. 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: 15.05 miles from Cefneithin. CLEARED @ 12:06

DAWN PAC CROSS HANDS

Description: A48Both directionsDawn Pac Cross Hands27/04/26-29/04/26 1900-0600offsliponslipClosedDiversions in place :, Start time: 27/04/2026 19:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 19:00
Nearest town: 0.89 miles from Cefneithin. CLEARED @ 11:30

There are no current incidents in this location.

Roadworks

Traffic in Nearby Villages

Foel gastell (0.88mi)
Cross Hands (0.88mi)
Gorslas (1.24mi)
Castell y rhingyll (1.39mi)
Morfa (1.39mi)
Cwm mawr (1.39mi)
Pen twyn (1.39mi)
Tumble (1.39mi)
Pen y groes (1.86mi)
Maesybont (1.96mi)
Gwendraeth Fach (2.11mi)
Cwmgwili (2.24mi)
Cae'r bryn (2.48mi)
Capel Seion (2.48mi)
Carmel (2.63mi)
Porthyrhyd (2.77mi)
Capel Hendre (2.77mi)
Bryndu (2.78mi)
Temple Bar (3.1mi)
Penrhiwgoch (3.11mi)
Llwyn teg (3.11mi)
Blaenau (3.16mi)
Saron (3.16mi)
Pontyberem (3.34mi)

Cefneithin

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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

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: 9.96 miles from Cefneithin.

51.68--3.98

Description: M4 : Eastbound : J47 (Swansea) Penllergaer to J46 (Swansea) Llangyfelach : Incident : Lane closed : Delays possible :, Start time: 28/04/2026 8:36 , Expected end time: 28/04/2026 12:36, Severity: Severe, Source: Welsh Government, Last updated: 28/04/2026 8:36
Nearest town: 9.96 miles from Cefneithin.

51.68--3.98

Description: M4 : Now clear : Eastbound : J45 (Swansea) Ynysforgan to J43 (Neath) Llandarcy, Start time: 28/04/2026 9:30 , Expected end time: 28/04/2026 9:35, Severity: Moderate, Source: Welsh Government, Last updated: 28/04/2026 9:30
Nearest town: 13.21 miles from Cefneithin.

51.66--3.88

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: 19.49 miles from Cefneithin.

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: 14.85 miles from Cefneithin.

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: 13.21 miles from Cefneithin.

51.66--3.88

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: 15.05 miles from Cefneithin.

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: 15.05 miles from Cefneithin.

51.66--3.84

Description: A48 : Both directions : Dawn Pac Cross Hands : 27/04/26-29/04/26 1900-0600 : offslip : onslip : Closed : Diversions in place :, Start time: 27/04/2026 19:00 , End Date: 29/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/04/2026 19:00
Nearest town: 0.89 miles from Cefneithin.

51.8--4.08

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