Traffic Caerdydd (Cardiff)

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Current traffic around Caerdydd (Cardiff)

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

J33 CAPEL LLANILLTERN
Description: M4WestboundJ33 (Cardiff) Capel LlanillternConstruction workRoad closedbetween offslipand onslipDiversions in place17/03/25-18/03/25 2000-0600 :, Start time: 17/03/2025 20:00 , End Date: 18/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:16
Nearest town: 5.82 miles from Caerdydd (Cardiff). CLEARED @ 08:30
J36 SARN TO J37 PYLE
Description: M4WestboundJ36 (Bridgend) Sarn to J37 (Porthcawl) PyleResurfacing workRoad closedDiversions in place19/03/25-21/03/25 2000-0600 :, Start time: 19/03/2025 20:00 , End Date: 21/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:18
Nearest town: 19.73 miles from Caerdydd (Cardiff). CLEARED @ 08:30
J24 COLDRA TO J26 MALPAS
Description: M4WestboundJ24 (Newport) Coldra to J26 (Newport) MalpasCarriageway maintenanceTunnel closedDiversions in place17/03/25-19/03/25 2000-0600 :, Start time: 17/03/2025 20:00 , End Date: 19/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:06
Nearest town: 12.48 miles from Caerdydd (Cardiff). CLEARED @ 08:18
J28 TREDEGAR PARK TO J25 CAERLEON
Description: M4EastboundJ28 (Newport) Tredegar Park to J25 (Caerleon) CaerleonCarriageway maintenanceTunnel closedDiversions in place19/03/25-21/03/25 2000-0600 :, Start time: 19/03/2025 20:00 , End Date: 21/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:09
Nearest town: 10.59 miles from Caerdydd (Cardiff). CLEARED @ 08:18
J28 TREDEGAR PARK
Description: M4EastboundJ28 (Newport) Tredegar ParkEnvironmental workEntry slip road closedDiversions in place16/03/25-17/03/25 2000-0600 :, Start time: 16/03/2025 20:00 , End Date: 17/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:11
Nearest town: 8.67 miles from Caerdydd (Cardiff). CLEARED @ 08:18
NANTGARW TO TAFF'S WELL
Description: A470SouthboundNantgarw to Taffs WellStructural inspectionsRoad closedDiversions in place17/03/25-20/03/25 2000-0600 :, Start time: 17/03/2025 20:00 , End Date: 20/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 7:51
Nearest town: 6.2 miles from Caerdydd (Cardiff). CLEARED @ 08:06
UPPER BOAT
Description: A470WestboundUpper BoatCarriageway maintenanceRoad closedDiversions in place03/03/25-05/04/25 2000-0600 :, Start time: 03/03/2025 20:00 , End Date: 05/04/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 7:53
Nearest town: 8.17 miles from Caerdydd (Cardiff). CLEARED @ 08:06


There are no current incidents in this location.

Roadworks

ROAD WORKS
Location: The M5 northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Lane closures: The hard shoulder is closed.
Reason: Roadworks.
Status: Currently Active.
Period: expect disruption until 06:00 on 3 May 2025.
Nearest town: 14.69 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 20 Mar 2025 to 06:00 on 21 Mar 2025.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 14.98 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J21 (Weston super Mare) and J19 (Portishead) .
Reason: Roadworks scheme is planned.
Status: Pending.
Schedule: From 20:00 on 20 Mar 2025 to 06:00 on 21 Mar 2025.
Nearest town: 14.98 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 20 Mar 2025 to 06:00 on 21 Mar 2025.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 16.37 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 20 Mar 2025 to 06:00 on 21 Mar 2025.
Lanes Closed: There will be two of four lanes closed.
Nearest town: 15.21 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane closures: Lane one will be closed.
Reason: Litter clearance is planned.
Status: Pending.
Schedule: From 21:00 on 17 Mar 2025 to 06:00 on 18 Mar 2025.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 18.56 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane closures: Lane one will be closed.
Reason: Litter clearance is planned.
Status: Pending.
Schedule: From 21:00 on 17 Mar 2025 to 06:00 on 18 Mar 2025.
Lanes Closed: There will be one of four lanes closed.
Nearest town: 18.71 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane closures: Lane three will be closed.
Reason: Litter clearance is planned.
Status: Pending.
Schedule: From 21:00 on 17 Mar 2025 to 06:00 on 18 Mar 2025.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 17.58 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 08:00 on 20 Mar 2025 to 18:00 on 20 Mar 2025.
Nearest town: 19.26 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J22 (Burnham on Sea) and J21 (Weston super Mare) .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 19 Mar 2025 to 06:00 on 20 Mar 2025.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 18.92 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound exit slip at Sedgemoor Services.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 19 Mar 2025 to 06:00 on 20 Mar 2025.
Lanes Closed: All lanes will be closed.
Nearest town: 18.36 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Reason: Roadworks scheme is planned.
Status: Pending.
Schedule: From 21:00 on 17 Mar 2025 to 06:00 on 18 Mar 2025.
Nearest town: 14.9 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound entry slip at junction J21 (Weston super Mare) .
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 17 Mar 2025 to 06:00 on 18 Mar 2025.
Lanes Closed: All lanes will be closed.
Nearest town: 14.83 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 17 Mar 2025 to 06:00 on 18 Mar 2025.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 14.9 miles from Caerdydd (Cardiff).
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 05:00 from 17 Mar 2025 to 22 Mar 2025.
Schedule: Expect disruption everyday between 20:00 and 05:00 from 24 Mar 2025 to 29 Mar 2025.
Schedule: From 20:00 on 31 Mar 2025 to 05:00 on 1 Apr 2025.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 15.11 miles from Caerdydd (Cardiff).

Traffic in Nearby Villages

Caerdydd (Cardiff)

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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 : Westbound : J33 (Cardiff) Capel Llanilltern : Construction work : Road closed : between offslip : and onslip : Diversions in place : 17/03/25-18/03/25 2000-0600 :, Start time: 17/03/2025 20:00 , End Date: 18/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:16
Nearest town: 5.82 miles from Caerdydd (Cardiff).

51.51--3.31

Description: M4 : Westbound : J36 (Bridgend) Sarn to J37 (Porthcawl) Pyle : Resurfacing work : Road closed : Diversions in place : 19/03/25-21/03/25 2000-0600 :, Start time: 19/03/2025 20:00 , End Date: 21/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:18
Nearest town: 19.73 miles from Caerdydd (Cardiff).

51.53--3.63

Description: M4 : Westbound : J24 (Newport) Coldra to J26 (Newport) Malpas : Carriageway maintenance : Tunnel closed : Diversions in place : 17/03/25-19/03/25 2000-0600 :, Start time: 17/03/2025 20:00 , End Date: 19/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:06
Nearest town: 12.48 miles from Caerdydd (Cardiff).

51.6--2.96

Description: M4 : Eastbound : J28 (Newport) Tredegar Park to J25 (Caerleon) Caerleon : Carriageway maintenance : Tunnel closed : Diversions in place : 19/03/25-21/03/25 2000-0600 :, Start time: 19/03/2025 20:00 , End Date: 21/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:09
Nearest town: 10.59 miles from Caerdydd (Cardiff).

51.59--3.02

Description: M4 : Eastbound : J28 (Newport) Tredegar Park : Environmental work : Entry slip road closed : Diversions in place : 16/03/25-17/03/25 2000-0600 :, Start time: 16/03/2025 20:00 , End Date: 17/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:11
Nearest town: 8.67 miles from Caerdydd (Cardiff).

51.56--3.04

Description: A470 : Southbound : Nantgarw to Taffs Well : Structural inspections : Road closed : Diversions in place : 17/03/25-20/03/25 2000-0600 :, Start time: 17/03/2025 20:00 , End Date: 20/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 7:51
Nearest town: 6.2 miles from Caerdydd (Cardiff).

51.55--3.27

Description: A470 : Westbound : Upper Boat : Carriageway maintenance : Road closed : Diversions in place : 03/03/25-05/04/25 2000-0600 :, Start time: 03/03/2025 20:00 , End Date: 05/04/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 7:53
Nearest town: 8.17 miles from Caerdydd (Cardiff).

51.58--3.29

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .

Lane Closures : The hard shoulder is closed.

Due to: Roadworks.



Period : expect disruption until 06:00 on 3 May 2025.
Nearest town: 14.69 miles from Caerdydd (Cardiff).

51.37--2.89

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 20 March 2025 to 06:00 on 21 March 2025.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.98 miles from Caerdydd (Cardiff).

51.41--2.85

Location: northbound between junctions J21 (Weston super Mare) and J19 (Portishead) .

Due to: Roadworks scheme is planned.

Status : Pending.

Schedule : From 20:00 on 20 March 2025 to 06:00 on 21 March 2025.
Nearest town: 14.98 miles from Caerdydd (Cardiff).

51.41--2.85

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 20 March 2025 to 06:00 on 21 March 2025.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.37 miles from Caerdydd (Cardiff).

51.45--2.8

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 20 March 2025 to 06:00 on 21 March 2025.

Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.21 miles from Caerdydd (Cardiff).

51.44--2.84

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .

Lane Closures : Lane one will be closed.

Due to: Litter clearance is planned.

Status : Pending.

Schedule : From 21:00 on 17 March 2025 to 06:00 on 18 March 2025.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.56 miles from Caerdydd (Cardiff).

51.46--2.75

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .

Lane Closures : Lane one will be closed.

Due to: Litter clearance is planned.

Status : Pending.

Schedule : From 21:00 on 17 March 2025 to 06:00 on 18 March 2025.

Lanes Closed : There will be one of four lanes closed.
Nearest town: 18.71 miles from Caerdydd (Cardiff).

51.46--2.75

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Lane Closures : Lane three will be closed.

Due to: Litter clearance is planned.

Status : Pending.

Schedule : From 21:00 on 17 March 2025 to 06:00 on 18 March 2025.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.58 miles from Caerdydd (Cardiff).

51.45--2.78

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 08:00 on 20 March 2025 to 18:00 on 20 March 2025.
Nearest town: 19.26 miles from Caerdydd (Cardiff).

51.47--2.73

Location: northbound between junctions J22 (Burnham on Sea) and J21 (Weston super Mare) .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 19 March 2025 to 06:00 on 20 March 2025.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.92 miles from Caerdydd (Cardiff).

51.26--2.92

Location: northbound exit slip at Sedgemoor Services.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 19 March 2025 to 06:00 on 20 March 2025.

Lanes Closed : All lanes will be closed.
Nearest town: 18.36 miles from Caerdydd (Cardiff).

51.27--2.92

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .

Due to: Roadworks scheme is planned.

Status : Pending.

Schedule : From 21:00 on 17 March 2025 to 06:00 on 18 March 2025.
Nearest town: 14.9 miles from Caerdydd (Cardiff).

51.36--2.89

Location: northbound entry slip at junction J21 (Weston super Mare) .

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 17 March 2025 to 06:00 on 18 March 2025.

Lanes Closed : All lanes will be closed.
Nearest town: 14.83 miles from Caerdydd (Cardiff).

51.36--2.89

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 17 March 2025 to 06:00 on 18 March 2025.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.9 miles from Caerdydd (Cardiff).

51.36--2.89

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 05:00 from 17 March 2025 to 22 March 2025.

Schedule : Expect disruption everyday between 20:00 and 05:00 from 24 March 2025 to 29 March 2025.

Schedule : From 20:00 on 31 March 2025 to 05:00 on 1 April 2025.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.11 miles from Caerdydd (Cardiff).

51.43--2.84