Traffic Efail Isaf

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Efail Isaf
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Nearby: PontypriddCaerphillyPorthCardiffBarryBridgend

SLIGHT

SEVERE

FULL SCREEN UPDATED: 15:59

Current traffic around Efail Isaf

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

J23A MAGOR TO J26 MALPAS

Description: M4WestboundJ23A (Magor) Magor to J26 (Newport) MalpasCongestionDelay: s possible :, Start time: 13/02/2026 15:43 , Expected end time: 13/02/2026 17:43, Severity: Moderate, Source: Welsh Government, Last updated: 13/02/2026 15:43
Nearest town: 17.63 miles from Efail Isaf.

ST FAGANS TO M4 J33 CAPEL LLANILLTERN

Description: A4232NorthboundSt Fagans to M4 J33 Capel LlanillternCongestionDelay: s possible :, Start time: 13/02/2026 15:45 , Expected end time: 13/02/2026 18:45, Severity: Moderate, Source: Welsh Government, Last updated: 13/02/2026 15:45
Nearest town: 3.88 miles from Efail Isaf.

J37 PYLE TO J42 EARLSWOOD

Description: M4Both directionsJ37 (Porthcawl) Pyle to J42 (Swansea) EarlswoodCyclic maintenance1 lane closed on M4Entry/Exit slip roads closedDiversions in place25/01/26-01/04/26 2000-0600 :, Start time: 25/01/2026 20:00 , End Date: 01/04/2026 6:00, Severity: Moderate, Source: Welsh Government, Last updated: 25/01/2026 20:00
Nearest town: 18.48 miles from Efail Isaf. CLEARED @ 12:18

NORTHBOUND

Description: A4232Now clearNorthboundSt Fagans to M4 J33 Capel Llanilltern, Start time: 13/02/2026 9:24 , Expected end time: 13/02/2026 9:29, Severity: Moderate, Source: Welsh Government, Last updated: 13/02/2026 9:24
Nearest town: 3.88 miles from Efail Isaf. CLEARED @ 10:42

J25A GROVE PARK

Description: M4EastboundJ25A (Newport) Grove ParkOnslipClosed29/01/26-20/02/26, Start time: 29/01/2026 13:55 , End Date: 20/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/01/2026 13:56
Nearest town: 15.3 miles from Efail Isaf. CLEARED @ 15:18

J30 CARDIFF GATE TO J32 CORYTON

Description: M4WestboundJ30 (Cardiff) Cardiff Gate to J32 (Cardiff) CorytonResurfacing workRoad closedDiversions in place13/02/26-14/02/26 2000-0600 :, Start time: 13/02/2026 20:00 , End Date: 14/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 10/02/2026 11:03
Nearest town: 5.87 miles from Efail Isaf. CLEARED @ 11:30

J25A GROVE PARK TO J25 CAERLEON

Description: M4EastboundJ25A (Newport) Grove Park to J25 (Caerleon) Caerleon29/01/26-20/02/26 inside laneClosed :, Start time: 29/01/2026 13:45 , End Date: 20/02/2026 13:45, Severity: Slight, Source: Welsh Government, Last updated: 29/01/2026 13:47
Nearest town: 15.47 miles from Efail Isaf. CLEARED @ 15:18

There are no current incidents in this location.

Roadworks

Traffic in Nearby Villages

Llantwit Fardre (0.62mi)
Church Village (1.24mi)
Upper Church Village (1.24mi)
Tynant (1.39mi)
Ton teg (1.39mi)
Pentyrch (1.75mi)
Glan y llyn (1.86mi)
Creigiau (1.86mi)
Beddau (1.96mi)
Gwaelod y garth (1.96mi)
Cross Inn (1.96mi)
Dan Caerlan (1.96mi)
Upper Boat (2.24mi)
Groes faen (2.24mi)
Treforest (2.48mi)
Nantgarw (2.56mi)
Taffs Well (2.56mi)
Ty Rhiw (2.56mi)
Llantrisant (2.56mi)
Hawthorn (2.56mi)
Rhydyfelin (2.56mi)
Groes wen (2.77mi)
Pen y rhiw (2.78mi)
Ynysmaerdy (3.1mi)

Efail Isaf

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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 : Westbound : J23A (Magor) Magor to J26 (Newport) Malpas : Congestion : Delays possible :, Start time: 13/02/2026 15:43 , Expected end time: 13/02/2026 17:43, Severity: Moderate, Source: Welsh Government, Last updated: 13/02/2026 15:43
Nearest town: 17.63 miles from Efail Isaf.

51.6--2.93

Description: A4232 : Northbound : St Fagans to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 13/02/2026 15:45 , Expected end time: 13/02/2026 18:45, Severity: Moderate, Source: Welsh Government, Last updated: 13/02/2026 15:45
Nearest town: 3.88 miles from Efail Isaf.

51.5--3.29

Description: M4 : Both directions : J37 (Porthcawl) Pyle to J42 (Swansea) Earlswood : Cyclic maintenance : 1 lane closed on M4 : Entry/Exit slip roads closed : Diversions in place : 25/01/26-01/04/26 2000-0600 :, Start time: 25/01/2026 20:00 , End Date: 01/04/2026 6:00, Severity: Moderate, Source: Welsh Government, Last updated: 25/01/2026 20:00
Nearest town: 18.48 miles from Efail Isaf.

51.58--3.76

Description: A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern, Start time: 13/02/2026 9:24 , Expected end time: 13/02/2026 9:29, Severity: Moderate, Source: Welsh Government, Last updated: 13/02/2026 9:24
Nearest town: 3.88 miles from Efail Isaf.

51.5--3.29

Description: M4 : Eastbound : J25A (Newport) Grove Park : Onslip : Closed : 29/01/26-20/02/26, Start time: 29/01/2026 13:55 , End Date: 20/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/01/2026 13:56
Nearest town: 15.3 miles from Efail Isaf.

51.6--2.98

Description: M4 : Westbound : J30 (Cardiff) Cardiff Gate to J32 (Cardiff) Coryton : Resurfacing work : Road closed : Diversions in place : 13/02/26-14/02/26 2000-0600 :, Start time: 13/02/2026 20:00 , End Date: 14/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 10/02/2026 11:03
Nearest town: 5.87 miles from Efail Isaf.

51.55--3.19

Description: M4 : Eastbound : J25A (Newport) Grove Park to J25 (Caerleon) Caerleon : 29/01/26-20/02/26 inside lane : Closed :, Start time: 29/01/2026 13:45 , End Date: 20/02/2026 13:45, Severity: Slight, Source: Welsh Government, Last updated: 29/01/2026 13:47
Nearest town: 15.47 miles from Efail Isaf.

51.6--2.98

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