Traffic Cwmcarn

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SEVERE
FULL SCREEN UPDATED: 08:40
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Current traffic around Cwmcarn

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

J33 CAPEL LLANILLTERN
Description: M4EastboundJ33 (Cardiff) Capel LlanillternCongestionoffslipDelay: s possible :, Start time: 19/05/2025 7:41 , Expected end time: 19/05/2025 11:41, Severity: Moderate, Source: Welsh Government, Last updated: 19/05/2025 7:41
Nearest town: 11.11 miles from Cwmcarn. CLEARED @ 07:54
A48 INTERCHANGE TO M4 J33 CAPEL LLANILLTERN
Description: A4232NorthboundA48 Interchange to M4 J33 Capel LlanillternCongestionDelay: s possible :, Start time: 19/05/2025 7:39 , Expected end time: 19/05/2025 11:39, Severity: Moderate, Source: Welsh Government, Last updated: 19/05/2025 7:39
Nearest town: 11.58 miles from Cwmcarn. CLEARED @ 07:42
NANTGARW TO CORYTON
Description: A470SouthboundNantgarw to CorytonCongestionDelay: s possible :, Start time: 19/05/2025 7:09 , Expected end time: 19/05/2025 11:09, Severity: Moderate, Source: Welsh Government, Last updated: 19/05/2025 7:09
Nearest town: 7.92 miles from Cwmcarn. CLEARED @ 07:18
WENALLT ROAD OVERBRIDGE
Description: M4Both directionsWenallt Road OverbridgeRoad closedStructural inspectionsDiversions in place19/05/25-20/05/25 2000-0500 :, Start time: 19/05/2025 20:00 , End Date: 20/05/2025 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/05/2025 7:40
Nearest town: 8.44 miles from Cwmcarn.
A472 INTERCHANGE TO NEW INN
Description: A4042Both directionsA472 Interchange to New InnElectrical workRoad closedDiversions in place19/05/25-23/05/25 2000-0600 :, Start time: 19/05/2025 20:00 , End Date: 23/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/05/2025 8:08
Nearest town: 7.24 miles from Cwmcarn.
UPPER BOAT TO PONTYPRIDD
Description: A470NorthboundUpper Boat to PontypriddCyclic maintenanceRoad closedDiversions in place19/05/25-21/05/25 2000-0600 :, Start time: 19/05/2025 20:00 , End Date: 21/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/05/2025 8:11
Nearest town: 7.79 miles from Cwmcarn.
PONTYPRIDD TO UPPER BOAT
Description: A470SouthboundPontypridd to Upper BoatCyclic maintenanceRoad closedDiversions in place21/05/25-23/05/25 2000-0600 :, Start time: 21/05/2025 20:00 , End Date: 23/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/05/2025 8:12
Nearest town: 7.79 miles from Cwmcarn.
ABERGAVENNY HARDWICK R/BOUT TO RAGLAN
Description: A40EastboundAbergavenny Hardwick R/bout to RaglanResurfacing workRoad closedDiversions in place20/05/25-21/05/25 2000-0600 :, Start time: 20/05/2025 20:00 , End Date: 21/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/05/2025 7:46
Nearest town: 13.7 miles from Cwmcarn. CLEARED @ 08:06
J28 TREDEGAR PARK TO J26 MALPAS
Description: M4EastboundJ28 (Newport) Tredegar Park to J26 (Newport) MalpasCongestionDelay: s possible :, Start time: 19/05/2025 6:46 , Expected end time: 19/05/2025 9:46, Severity: Slight, Source: Welsh Government, Last updated: 19/05/2025 6:46
Nearest town: 5.59 miles from Cwmcarn. CLEARED @ 06:54


There are no current incidents in this location.

Roadworks

ROAD WORKS
Location: The M4 eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Reason: Roadworks scheme.
Status: Currently Active.
Period: from 14:21 on 28 Mar 2025 to 06:00 on 31 May 2025.
Nearest town: 17.46 miles from Cwmcarn.
ROAD WORKS
Location: The M4 eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Lane closures: Lanes 1, 2 and 3 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 21:00 and 06:00 from 19 May 2025 to 22 May 2025.
Lanes Closed: All lanes will be closed.
Nearest town: 17.46 miles from Cwmcarn.
ROAD WORKS
Location: The M5 northbound at junction J20 (Nailsea) .
Lane closures: Lane one will be closed.
Reason: Emergency roadside drains works are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 04:00 from 19 May 2025 to 23 May 2025.
Schedule: Expect disruption everyday between 20:00 and 04:00 from 27 May 2025 to 22 Aug 2025.
Schedule: Expect disruption everyday between 20:00 and 04:00 from 26 Aug 2025 to 28 Mar 2026.
Schedule: From 20:00 on 28 Mar 2026 to 04:00 on 29 Mar 2026.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 18.92 miles from Cwmcarn.

Traffic in Nearby Villages

Cwmcarn

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Elsewhere on the web:

National Highways TrafficNational Highways England

Official source of traffic updates.

Transport for LondonTransport for London (TFL)

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

Traffic WalesTraffic Wales

The Welsh government's traffic information service for Wales.

Traffic ScotlandTraffic Scotland

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

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Description: M4 : Eastbound : J33 (Cardiff) Capel Llanilltern : Congestion : offslip : Delays possible :, Start time: 19/05/2025 7:41 , Expected end time: 19/05/2025 11:41, Severity: Moderate, Source: Welsh Government, Last updated: 19/05/2025 7:41
Nearest town: 11.11 miles from Cwmcarn.

51.51--3.31

Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 19/05/2025 7:39 , Expected end time: 19/05/2025 11:39, Severity: Moderate, Source: Welsh Government, Last updated: 19/05/2025 7:39
Nearest town: 11.58 miles from Cwmcarn.

51.49--3.29

Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 19/05/2025 7:09 , Expected end time: 19/05/2025 11:09, Severity: Moderate, Source: Welsh Government, Last updated: 19/05/2025 7:09
Nearest town: 7.92 miles from Cwmcarn.

51.54--3.26

Description: M4 : Both directions : Wenallt Road Overbridge : Road closed : Structural inspections : Diversions in place : 19/05/25-20/05/25 2000-0500 :, Start time: 19/05/2025 20:00 , End Date: 20/05/2025 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/05/2025 7:40
Nearest town: 8.44 miles from Cwmcarn.

51.53--3.25

Description: A4042 : Both directions : A472 Interchange to New Inn : Electrical work : Road closed : Diversions in place : 19/05/25-23/05/25 2000-0600 :, Start time: 19/05/2025 20:00 , End Date: 23/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/05/2025 8:08
Nearest town: 7.24 miles from Cwmcarn.

51.7--3.01

Description: A470 : Northbound : Upper Boat to Pontypridd : Cyclic maintenance : Road closed : Diversions in place : 19/05/25-21/05/25 2000-0600 :, Start time: 19/05/2025 20:00 , End Date: 21/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/05/2025 8:11
Nearest town: 7.79 miles from Cwmcarn.

51.58--3.31

Description: A470 : Southbound : Pontypridd to Upper Boat : Cyclic maintenance : Road closed : Diversions in place : 21/05/25-23/05/25 2000-0600 :, Start time: 21/05/2025 20:00 , End Date: 23/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/05/2025 8:12
Nearest town: 7.79 miles from Cwmcarn.

51.58--3.31

Description: A40 : Eastbound : Abergavenny Hardwick R/bout to Raglan : Resurfacing work : Road closed : Diversions in place : 20/05/25-21/05/25 2000-0600 :, Start time: 20/05/2025 20:00 , End Date: 21/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/05/2025 7:46
Nearest town: 13.7 miles from Cwmcarn.

51.78--2.94

Description: M4 : Eastbound : J28 (Newport) Tredegar Park to J26 (Newport) Malpas : Congestion : Delays possible :, Start time: 19/05/2025 6:46 , Expected end time: 19/05/2025 9:46, Severity: Slight, Source: Welsh Government, Last updated: 19/05/2025 6:46
Nearest town: 5.59 miles from Cwmcarn.

51.59--3.03

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .

Due to: Roadworks scheme.



Period : from 14:21 on 28 March 2025 to 06:00 on 31 May 2025.
Nearest town: 17.46 miles from Cwmcarn.

51.58--2.74

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .

Lane Closures : Lanes 1, 2 and 3 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 21:00 and 06:00 from 19 May 2025 to 22 May 2025.

Lanes Closed : All lanes will be closed.
Nearest town: 17.46 miles from Cwmcarn.

51.58--2.74

Location: northbound at junction J20 (Nailsea) .

Lane Closures : Lane one will be closed.

Due to: Emergency roadside drains works are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 04:00 from 19 May 2025 to 23 May 2025.

Schedule : Expect disruption everyday between 20:00 and 04:00 from 27 May 2025 to 22 August 2025.

Schedule : Expect disruption everyday between 20:00 and 04:00 from 26 August 2025 to 28 March 2026.

Schedule : From 20:00 on 28 March 2026 to 04:00 on 29 March 2026.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.92 miles from Cwmcarn.

51.43--2.84