Traffic Williamstown

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Williamstown
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Nearby: PorthPontypriddAberdareBridgendCaerphillyMerthyr Tydfil

SLIGHT

SEVERE

FULL SCREEN UPDATED: 11:46

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Current traffic around Williamstown

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

SOUTHBOUND

Description: A470Now clearSouthboundNantgarw to Coryton, Start time: 12/06/2025 9:10 , Expected end time: 12/06/2025 9:15, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 9:10
Nearest town: 8.79 miles from Williamstown. CLEARED @ 10:31

EASTBOUND

Description: M4Now clearEastboundJ33 (Cardiff) Capel Llanilltern, Start time: 12/06/2025 9:10 , Expected end time: 12/06/2025 9:15, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 9:10
Nearest town: 8.71 miles from Williamstown. CLEARED @ 10:31

NORTHBOUND

Description: A4232Now clearNorthboundSt Fagans to M4 J33 Capel Llanilltern, Start time: 12/06/2025 9:10 , Expected end time: 12/06/2025 9:15, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 9:10
Nearest town: 9.7 miles from Williamstown. CLEARED @ 10:31

ST FAGANS TO M4 J33 CAPEL LLANILLTERN

Description: A4232NorthboundSt Fagans to M4 J33 Capel LlanillternCongestionDelay: s possible :, Start time: 12/06/2025 7:42 , Expected end time: 12/06/2025 10:42, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 7:42
Nearest town: 9.7 miles from Williamstown. CLEARED @ 07:55

J33 CAPEL LLANILLTERN

Description: M4EastboundJ33 (Cardiff) Capel LlanillternCongestionoffslipDelay: s possible :, Start time: 12/06/2025 7:39 , Expected end time: 12/06/2025 9:39, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 7:39
Nearest town: 8.71 miles from Williamstown. CLEARED @ 07:43

NANTGARW TO CORYTON

Description: A470SouthboundNantgarw to CorytonCongestionDelay: s possible :, Start time: 12/06/2025 6:47 , Expected end time: 12/06/2025 9:47, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 6:47
Nearest town: 8.79 miles from Williamstown. CLEARED @ 06:55

TAFF'S WELL

Description: A470NorthboundTaffs WellCarriageway maintenanceRoad closedDiversions in place12/06/25-14/06/25 2000-0600 :, Start time: 12/06/2025 20:00 , End Date: 14/06/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/06/2025 7:19
Nearest town: 9.08 miles from Williamstown. CLEARED @ 07:55

J30 CARDIFF GATE TO J49 PONT ABRAHAM

Description: M4Both directionsJ30 (Cardiff) Cardiff Gate to J49 Pont AbrahamPoor driving conditionsSpeed restrictions, Start time: 12/06/2025 10:29 , Expected end time: 12/06/2025 16:29, Severity: Slight, Source: Welsh Government, Last updated: 12/06/2025 10:29
Nearest town: 11.94 miles from Williamstown. CLEARED @ 10:31

There are no current incidents in this location.

Roadworks

Traffic in Nearby Villages

Edmondstown (0mi)
Trebanog (0.62mi)
Penygraig (0.88mi)
Cymmer (1.24mi)
Bryn Golau (1.24mi)
Ely (1.3mi)
Porth (1.39mi)
Gilfach Goch (1.39mi)
Trealaw (1.39mi)
Tonypandy (1.39mi)
Tonyrefail (1.39mi)
Ynyshir (1.75mi)
Hendreforgan (1.76mi)
Ty'n y bryn (1.86mi)
Thomastown (1.86mi)
Evanstown (1.96mi)
Llwynypia (1.96mi)
Wattstown (1.96mi)
Blaen Clydach (2.24mi)
Rhiwinder (2.24mi)
Pontygwaith (2.48mi)
Trehafod (2.56mi)
Stanleytown (2.56mi)
Clydach Vale (2.63mi)

Williamstown

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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: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 12/06/2025 9:10 , Expected end time: 12/06/2025 9:15, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 9:10
Nearest town: 8.79 miles from Williamstown.

51.54--3.26

Description: M4 : Now clear : Eastbound : J33 (Cardiff) Capel Llanilltern, Start time: 12/06/2025 9:10 , Expected end time: 12/06/2025 9:15, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 9:10
Nearest town: 8.71 miles from Williamstown.

51.51--3.31

Description: A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern, Start time: 12/06/2025 9:10 , Expected end time: 12/06/2025 9:15, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 9:10
Nearest town: 9.7 miles from Williamstown.

51.5--3.29

Description: A4232 : Northbound : St Fagans to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 12/06/2025 7:42 , Expected end time: 12/06/2025 10:42, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 7:42
Nearest town: 9.7 miles from Williamstown.

51.5--3.29

Description: M4 : Eastbound : J33 (Cardiff) Capel Llanilltern : Congestion : offslip : Delays possible :, Start time: 12/06/2025 7:39 , Expected end time: 12/06/2025 9:39, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 7:39
Nearest town: 8.71 miles from Williamstown.

51.51--3.31

Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 12/06/2025 6:47 , Expected end time: 12/06/2025 9:47, Severity: Moderate, Source: Welsh Government, Last updated: 12/06/2025 6:47
Nearest town: 8.79 miles from Williamstown.

51.54--3.26

Description: A470 : Northbound : Taffs Well : Carriageway maintenance : Road closed : Diversions in place : 12/06/25-14/06/25 2000-0600 :, Start time: 12/06/2025 20:00 , End Date: 14/06/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/06/2025 7:19
Nearest town: 9.08 miles from Williamstown.

51.54--3.26

Description: M4 : Both directions : J30 (Cardiff) Cardiff Gate to J49 Pont Abraham : Poor driving conditions : Speed restrictions, Start time: 12/06/2025 10:29 , Expected end time: 12/06/2025 16:29, Severity: Slight, Source: Welsh Government, Last updated: 12/06/2025 10:29
Nearest town: 11.94 miles from Williamstown.

51.52--3.69

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