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:

ST FAGANS TO M4 J33 CAPEL LLANILLTERN
Description: A4232NorthboundSt Fagans to M4 J33 Capel LlanillternCongestionDelay: s possible :, Start time: 25/11/2025 14:23 , Expected end time: 25/11/2025 15:53, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 14:23
Nearest town: 5.01 miles from Caerdydd (Cardiff). CLEARED @ 14:30
SOUTHBOUND
Description: A470Now clearSouthboundNantgarw to Coryton, Start time: 25/11/2025 10:26 , Expected end time: 25/11/2025 10:31, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 10:26
Nearest town: 5.71 miles from Caerdydd (Cardiff). CLEARED @ 11:42
NORTHBOUND
Description: A4232Now clearNorthboundSt Fagans to M4 J33 Capel Llanilltern, Start time: 25/11/2025 10:25 , Expected end time: 25/11/2025 10:30, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 10:25
Nearest town: 5.01 miles from Caerdydd (Cardiff). CLEARED @ 11:42
EASTBOUND
Description: M4Now clearEastboundJ33 (Cardiff) Capel Llanilltern, Start time: 25/11/2025 10:28 , Expected end time: 25/11/2025 10:33, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 10:28
Nearest town: 5.82 miles from Caerdydd (Cardiff). CLEARED @ 11:42
NORTHBOUND
Description: A470Now clearNorthboundNantgarw, Start time: 25/11/2025 10:28 , Expected end time: 25/11/2025 10:33, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 10:28
Nearest town: 6.99 miles from Caerdydd (Cardiff). CLEARED @ 11:42
J28 TREDEGAR PARK
Description: M4EastboundJ28 (Newport) Tredegar ParkOnslip closed27/11/25-28/11/25 2000-0500 :, Start time: 27/11/2025 20:00 , End Date: 28/11/2025 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 21/11/2025 14:22
Nearest town: 9.06 miles from Caerdydd (Cardiff).
M4 J33 CAPEL LLANILLTERN
Description: A4232EastboundM4 J33 Capel LlanillternCarriageway maintenanceRoad closedDiversions in place24/11/25-29/11/25 2000-0600 :, Start time: 24/11/2025 20:00 , End Date: 29/11/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/11/2025 20:00
Nearest town: 5.82 miles from Caerdydd (Cardiff). CLEARED @ 13:54
UPPER BOAT
Description: A470SouthboundUpper BoatCarriageway maintenanceOnslip closed25/11/25-28/11/25 2000-0600 :, Start time: 25/11/2025 20:00 , End Date: 28/11/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/11/2025 15:08
Nearest town: 8.17 miles from Caerdydd (Cardiff). CLEARED @ 13:54
PENTREBACH TO A470 ABERCANAID
Description: A4060Both directionsPentrebach to A470 AbercanaidRoadworksClosedDiversions in place27/10/25-19/12/25 2000-0600 :, Start time: 27/10/2025 20:00 , End Date: 19/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 01/11/2025 7:53
Nearest town: 18.52 miles from Caerdydd (Cardiff). CLEARED @ 11:18


There are no current incidents in this location.

Roadworks

ROAD WORKS
Location: The M5 southbound entry slip at junction J21 (Weston super Mare) .
Lane closures: Lane one will be closed.
Reason: Barrier repairs are planned.
Status: Pending.
Schedule: From 21:00 on 27 Nov 2025 to 06:00 on 28 Nov 2025.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 14.93 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 southbound between junctions J20 (Nailsea) and J21 (Weston super Mare) .
Reason: Barrier repairs are planned.
Status: Pending.
Schedule: From 21:00 on 27 Nov 2025 to 06:00 on 28 Nov 2025.
Nearest town: 14.65 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 southbound between junctions J20 (Nailsea) and J22 (Burnham on Sea) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 1 Dec 2025 to 3 Dec 2025.
Schedule: From 21:00 on 3 Dec 2025 to 06:00 on 4 Dec 2025.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 15.06 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 northbound between junctions J22 (Burnham on Sea) and J21 (Weston super Mare) .
Lane closures: Lane three will be closed.
Reason: Barrier repairs are planned.
Status: Pending.
Schedule: From 21:00 on 28 Nov 2025 to 04:00 on 29 Nov 2025.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 18.92 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 southbound between junctions J21 (Weston super Mare) and J22 (Burnham on Sea) .
Lane closures: Lane three will be closed.
Reason: Barrier repairs are planned.
Status: Pending.
Schedule: From 21:00 on 28 Nov 2025 to 04:00 on 29 Nov 2025.
Lanes Closed: There will be one of three lanes closed.
Nearest town: 18.01 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: Road repairs are planned.
Status: Pending.
Schedule: Expect disruption everyday between 20:00 and 06:00 from 30 Nov 2025 to 4 Dec 2025.
Lanes Closed: There will be two of three lanes closed.
Nearest town: 18.73 miles from Caerdydd (Cardiff).
ROAD WORKS
Location: The M5 southbound between junctions J21 (Weston super Mare) and J22 (Burnham on Sea) .
Lane closures: The hard shoulder is closed.
Reason: Roadside Drains Works.
Status: Currently Active.
Period: expect disruption until 16:00 on 25 Nov 2025.
Nearest town: 15.8 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 04:00 from 25 Nov 2025 to 28 Mar 2026.
Schedule: From 20:00 on 28 Mar 2026 to 04:00 on 29 Mar 2026.
Schedule: Expect disruption everyday between 20:00 and 04:00 from 29 Mar 2026 to 1 Apr 2026.
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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Description: A4232 : Northbound : St Fagans to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 25/11/2025 14:23 , Expected end time: 25/11/2025 15:53, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 14:23
Nearest town: 5.01 miles from Caerdydd (Cardiff).

51.5--3.29

Description: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 25/11/2025 10:26 , Expected end time: 25/11/2025 10:31, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 10:26
Nearest town: 5.71 miles from Caerdydd (Cardiff).

51.54--3.26

Description: A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern, Start time: 25/11/2025 10:25 , Expected end time: 25/11/2025 10:30, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 10:25
Nearest town: 5.01 miles from Caerdydd (Cardiff).

51.5--3.29

Description: M4 : Now clear : Eastbound : J33 (Cardiff) Capel Llanilltern, Start time: 25/11/2025 10:28 , Expected end time: 25/11/2025 10:33, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 10:28
Nearest town: 5.82 miles from Caerdydd (Cardiff).

51.51--3.31

Description: A470 : Now clear : Northbound : Nantgarw, Start time: 25/11/2025 10:28 , Expected end time: 25/11/2025 10:33, Severity: Moderate, Source: Welsh Government, Last updated: 25/11/2025 10:28
Nearest town: 6.99 miles from Caerdydd (Cardiff).

51.56--3.27

Description: M4 : Eastbound : J28 (Newport) Tredegar Park : Onslip closed : 27/11/25-28/11/25 2000-0500 :, Start time: 27/11/2025 20:00 , End Date: 28/11/2025 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 21/11/2025 14:22
Nearest town: 9.06 miles from Caerdydd (Cardiff).

51.57--3.03

Description: A4232 : Eastbound : M4 J33 Capel Llanilltern : Carriageway maintenance : Road closed : Diversions in place : 24/11/25-29/11/25 2000-0600 :, Start time: 24/11/2025 20:00 , End Date: 29/11/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/11/2025 20:00
Nearest town: 5.82 miles from Caerdydd (Cardiff).

51.51--3.31

Description: A470 : Southbound : Upper Boat : Carriageway maintenance : Onslip closed : 25/11/25-28/11/25 2000-0600 :, Start time: 25/11/2025 20:00 , End Date: 28/11/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/11/2025 15:08
Nearest town: 8.17 miles from Caerdydd (Cardiff).

51.58--3.29

Description: A4060 : Both directions : Pentrebach to A470 Abercanaid : Roadworks : Closed : Diversions in place : 27/10/25-19/12/25 2000-0600 :, Start time: 27/10/2025 20:00 , End Date: 19/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 01/11/2025 7:53
Nearest town: 18.52 miles from Caerdydd (Cardiff).

51.72--3.36

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

Lane Closures : Lane one will be closed.

Due to: Barrier repairs are planned.

Status : Pending.

Schedule : From 21:00 on 27 November 2025 to 06:00 on 28 November 2025.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.93 miles from Caerdydd (Cardiff).

51.36--2.89

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

Due to: Barrier repairs are planned.

Status : Pending.

Schedule : From 21:00 on 27 November 2025 to 06:00 on 28 November 2025.
Nearest town: 14.65 miles from Caerdydd (Cardiff).

51.37--2.89

Location: southbound between junctions J20 (Nailsea) and J22 (Burnham on Sea) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 1 December 2025 to 3 December 2025.

Schedule : From 21:00 on 3 December 2025 to 06:00 on 4 December 2025.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.06 miles from Caerdydd (Cardiff).

51.39--2.86

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

Lane Closures : Lane three will be closed.

Due to: Barrier repairs are planned.

Status : Pending.

Schedule : From 21:00 on 28 November 2025 to 04:00 on 29 November 2025.

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

51.26--2.92

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

Lane Closures : Lane three will be closed.

Due to: Barrier repairs are planned.

Status : Pending.

Schedule : From 21:00 on 28 November 2025 to 04:00 on 29 November 2025.

Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.01 miles from Caerdydd (Cardiff).

51.28--2.91

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

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Road repairs are planned.

Status : Pending.

Schedule : Expect disruption everyday between 20:00 and 06:00 from 30 November 2025 to 4 December 2025.

Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.73 miles from Caerdydd (Cardiff).

51.46--2.75

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

Lane Closures : The hard shoulder is closed.

Due to: Roadside Drains Works.



Period : expect disruption until 16:00 on 25 November 2025.
Nearest town: 15.8 miles from Caerdydd (Cardiff).

51.34--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 04:00 from 25 November 2025 to 28 March 2026.

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

Schedule : Expect disruption everyday between 20:00 and 04:00 from 29 March 2026 to 1 April 2026.

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

51.43--2.84