Traffic Cwmbran

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Current traffic around Cwmbran

The following traffic incidents and congestion for Cwmbran 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: 25/07/2025 12:05 , Expected end time: 25/07/2025 12:10, Severity: Moderate, Source: Welsh Government, Last updated: 25/07/2025 12:05
Nearest town: 12.65 miles from Cwmbran. CLEARED @ 13:30
J23A MAGOR TO J26 MALPAS
Description: M4WestboundJ23A (Magor) Magor to J26 (Newport) MalpasCongestion :, Start time: 25/07/2025 12:00 , Expected end time: 25/07/2025 20:00, Severity: Moderate, Source: Welsh Government, Last updated: 25/07/2025 12:00
Nearest town: 5.55 miles from Cwmbran. CLEARED @ 12:06
J28 TREDEGAR PARK TO J26 MALPAS
Description: M4EastboundJ28 (Newport) Tredegar Park to J26 (Newport) MalpasCongestionDelay: s possible :, Start time: 25/07/2025 12:00 , Expected end time: 25/07/2025 18:00, Severity: Moderate, Source: Welsh Government, Last updated: 25/07/2025 12:00
Nearest town: 4.67 miles from Cwmbran. CLEARED @ 12:06
NANTGARW TO CORYTON
Description: A470SouthboundNantgarw to CorytonCongestionDelay: s possible :, Start time: 25/07/2025 11:38 , Expected end time: 25/07/2025 13:38, Severity: Moderate, Source: Welsh Government, Last updated: 25/07/2025 11:38
Nearest town: 12.65 miles from Cwmbran. CLEARED @ 11:42
CONGESTION
Location: The M5 southbound at junction J18 (Bristol) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 14:45 and 15:00 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.31 miles from Cwmbran.
CONGESTION
Location: The M5 southbound at junction J17 (Bristol West) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 15:00 and 15:15 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.89 miles from Cwmbran.
CONGESTION
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 14:45 and 15:00 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.7 miles from Cwmbran.
CONGESTION
Location: The M5 southbound entry slip at junction J17 (Bristol West) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 15:00 and 15:15 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.07 miles from Cwmbran.
CONGESTION
Location: The M5 southbound at junction J18 (Bristol) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 14:15 and 14:30 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.31 miles from Cwmbran. CLEARED @ 14:24
CONGESTION
Location: The M5 southbound entry slip at junction J17 (Bristol West) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 14:15 and 14:30 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.79 miles from Cwmbran. CLEARED @ 14:24
A48 INTERCHANGE TO M4 J33 CAPEL LLANILLTERN
Description: A4232NorthboundA48 Interchange to M4 J33 Capel LlanillternMaintenance workRoad closedDiversions in place21/07/25-26/07/25 2000-0600 :, Start time: 21/07/2025 20:00 , End Date: 26/07/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 21/07/2025 20:00
Nearest town: 15.96 miles from Cwmbran. CLEARED @ 14:18
CONGESTION
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 14:00 and 14:15 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.7 miles from Cwmbran. CLEARED @ 14:06
CONGESTION
Location: The M49 southbound between the junctions with the M4 and the M5 .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 15:45 and 16:00 on 25 Jul 2025.
Delay: There are currently delays of 30 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran.
CONGESTION
Location: The M5 southbound entry slip at junction J17 (Bristol West) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 13:45 and 14:00 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.79 miles from Cwmbran. CLEARED @ 13:48
CONGESTION
Location: The M49 southbound between the junctions with the M4 and the M5 .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 13:15 and 13:30 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran. CLEARED @ 13:30
CONGESTION
Location: The M5 southbound between junctions J18 (Bristol) and J19 (Portishead) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 14:00 and 14:15 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.7 miles from Cwmbran. CLEARED @ 13:48
CONGESTION
Location: The M49 southbound between the junctions with the M4 and the M5 .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 13:00 and 13:15 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran. CLEARED @ 13:03
CONGESTION
Location: The M49 southbound between the junctions with the M4 and the M5 .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 12:45 and 13:00 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran. CLEARED @ 12:45
CONGESTION
Location: The M5 southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 13:00 and 13:15 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.5 miles from Cwmbran. CLEARED @ 13:12
CONGESTION
Location: The M5 southbound between junctions J17 (Bristol West) and J18 (Bristol) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 14:15 and 14:30 on 25 Jul 2025.
Delay: There are currently delays of 15 minutes against expected traffic.
Nearest town: 19.79 miles from Cwmbran. CLEARED @ 13:30
CONGESTION
Location: The M49 southbound between the junctions with the M4 and the M5 .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 12:15 and 12:30 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran. CLEARED @ 12:18
CONGESTION
Location: The M5 southbound entry slip at junction J17 (Bristol West) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 11:30 and 11:45 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.79 miles from Cwmbran. CLEARED @ 11:42
CONGESTION
Location: The M4 westbound between junctions J21 (Chepstow) and J22 (Avonmouth) .
Reason: Congestion.
Status: Currently Active.
Return to normal: Normal traffic conditions are expected between 11:30 and 11:45 on 25 Jul 2025.
Delay: There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.49 miles from Cwmbran. CLEARED @ 11:42
ROAD WORKS
Location: The M48 westbound at junction J1 (Avonmouth) .
Lane closures: Lanes 1 and 2 will be closed.
Reason: Gantry construction is planned.
Status: Pending.
ScheduleFrom 21:00 on 31 Jul 2025 to 06:00 on 1 Aug 2025.
Lanes closed: All lanes will be closed.
Nearest town: 18.09 miles from Cwmbran.
ROAD WORKS
Location: The M48 westbound between the M4 and junction J1 (Avonmouth) .
Lane closures: Lane two will be closed.
Reason: Gantry construction is planned.
Status: Pending.
ScheduleFrom 21:00 on 31 Jul 2025 to 06:00 on 1 Aug 2025.
Lanes closed: There will be one of two lanes closed.
Nearest town: 18.53 miles from Cwmbran.


There are no current incidents in this location.

Roadworks

ROAD WORKS
Location: The M48 westbound between the M4 and junction J1 (Avonmouth) .
Lane closures: Lane two will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 21:00 on 29 Jul 2025 to 05:00 on 30 Jul 2025.
Lanes Closed: There will be one of two lanes closed.
Nearest town: 19.11 miles from Cwmbran.
ROAD WORKS
Location: The M5 southbound entry slip at junction J17 (Bristol West) .
Lane closures: Lane one will be closed.
Reason: Roadworks are planned.
Status: Pending.
Schedule: From 20:00 on 29 Jul 2025 to 06:00 on 30 Jul 2025.
Lanes Closed: All lanes will be closed.
Nearest town: 19.84 miles from Cwmbran.
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 Jul 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.
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: 17.26 miles from Cwmbran.

Traffic in Nearby Villages

Cwmbran

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Description: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 25/07/2025 12:05 , Expected end time: 25/07/2025 12:10, Severity: Moderate, Source: Welsh Government, Last updated: 25/07/2025 12:05
Nearest town: 12.65 miles from Cwmbran.

51.54--3.26

Description: M4 : Westbound : J23A (Magor) Magor to J26 (Newport) Malpas : Congestion :, Start time: 25/07/2025 12:00 , Expected end time: 25/07/2025 20:00, Severity: Moderate, Source: Welsh Government, Last updated: 25/07/2025 12:00
Nearest town: 5.55 miles from Cwmbran.

51.6--2.93

Description: M4 : Eastbound : J28 (Newport) Tredegar Park to J26 (Newport) Malpas : Congestion : Delays possible :, Start time: 25/07/2025 12:00 , Expected end time: 25/07/2025 18:00, Severity: Moderate, Source: Welsh Government, Last updated: 25/07/2025 12:00
Nearest town: 4.67 miles from Cwmbran.

51.59--3.03

Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 25/07/2025 11:38 , Expected end time: 25/07/2025 13:38, Severity: Moderate, Source: Welsh Government, Last updated: 25/07/2025 11:38
Nearest town: 12.65 miles from Cwmbran.

51.54--3.26

Location: southbound at junction J18 (Bristol) .

Due to: Congestion.



Normal traffic conditions are expected between 14:45 and 15:00 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.31 miles from Cwmbran.

51.5--2.68

Location: southbound at junction J17 (Bristol West) .

Due to: Congestion.



Normal traffic conditions are expected between 15:00 and 15:15 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.89 miles from Cwmbran.

51.53--2.61

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

Due to: Congestion.



Normal traffic conditions are expected between 14:45 and 15:00 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.7 miles from Cwmbran.

51.47--2.74

Location: southbound entry slip at junction J17 (Bristol West) .

Due to: Congestion.



Normal traffic conditions are expected between 15:00 and 15:15 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.07 miles from Cwmbran.

51.52--2.64

Location: southbound at junction J18 (Bristol) .

Due to: Congestion.



Normal traffic conditions are expected between 14:15 and 14:30 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.31 miles from Cwmbran.

51.5--2.68

Location: southbound entry slip at junction J17 (Bristol West) .

Due to: Congestion.



Normal traffic conditions are expected between 14:15 and 14:30 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.79 miles from Cwmbran.

51.53--2.61

Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Maintenance work : Road closed : Diversions in place : 21/07/25-26/07/25 2000-0600 :, Start time: 21/07/2025 20:00 , End Date: 26/07/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 21/07/2025 20:00
Nearest town: 15.96 miles from Cwmbran.

51.49--3.29

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

Due to: Congestion.



Normal traffic conditions are expected between 14:00 and 14:15 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.7 miles from Cwmbran.

51.47--2.74

Location: southbound between the junctions with the M4 and the M5 .

Due to: Congestion.



Normal traffic conditions are expected between 15:45 and 16:00 on 25 July 2025.

Delay : There are currently delays of 30 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran.

51.52--2.66

Location: southbound entry slip at junction J17 (Bristol West) .

Due to: Congestion.



Normal traffic conditions are expected between 13:45 and 14:00 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.79 miles from Cwmbran.

51.53--2.61

Location: southbound between the junctions with the M4 and the M5 .

Due to: Congestion.



Normal traffic conditions are expected between 13:15 and 13:30 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran.

51.52--2.66

Location: southbound between junctions J18 (Bristol) and J19 (Portishead) .

Due to: Congestion.



Normal traffic conditions are expected between 14:00 and 14:15 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.7 miles from Cwmbran.

51.47--2.74

Location: southbound between the junctions with the M4 and the M5 .

Due to: Congestion.



Normal traffic conditions are expected between 13:00 and 13:15 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran.

51.52--2.66

Location: southbound between the junctions with the M4 and the M5 .

Due to: Congestion.



Normal traffic conditions are expected between 12:45 and 13:00 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran.

51.52--2.66

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

Due to: Congestion.



Normal traffic conditions are expected between 13:00 and 13:15 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.5 miles from Cwmbran.

51.45--2.77

Location: southbound between junctions J17 (Bristol West) and J18 (Bristol) .

Due to: Congestion.



Normal traffic conditions are expected between 14:15 and 14:30 on 25 July 2025.

Delay : There are currently delays of 15 minutes against expected traffic.
Nearest town: 19.79 miles from Cwmbran.

51.53--2.61

Location: southbound between the junctions with the M4 and the M5 .

Due to: Congestion.



Normal traffic conditions are expected between 12:15 and 12:30 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.19 miles from Cwmbran.

51.52--2.66

Location: southbound entry slip at junction J17 (Bristol West) .

Due to: Congestion.



Normal traffic conditions are expected between 11:30 and 11:45 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.79 miles from Cwmbran.

51.53--2.61

Location: westbound between junctions J21 (Chepstow) and J22 (Avonmouth) .

Due to: Congestion.



Normal traffic conditions are expected between 11:30 and 11:45 on 25 July 2025.

Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.49 miles from Cwmbran.

51.57--2.61

Location: westbound at junction J1 (Avonmouth) .

Lane Closures : Lanes 1 and 2 will be closed.

Due to: Gantry construction is planned.

Status : Pending.

Schedule : From 21:00 on 31 July 2025 to 06:00 on 1 August 2025.

Lanes Closed : All lanes will be closed.
Nearest town: 18.09 miles from Cwmbran.

51.6--2.61

Location: westbound between the M4 and junction J1 (Avonmouth) .

Lane Closures : Lane two will be closed.

Due to: Gantry construction is planned.

Status : Pending.

Schedule : From 21:00 on 31 July 2025 to 06:00 on 1 August 2025.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.53 miles from Cwmbran.

51.59--2.61

Location: westbound between the M4 and junction J1 (Avonmouth) .

Lane Closures : Lane two will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 21:00 on 29 July 2025 to 05:00 on 30 July 2025.

Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.11 miles from Cwmbran.

51.58--2.6

Location: southbound entry slip at junction J17 (Bristol West) .

Lane Closures : Lane one will be closed.

Due to: Roadworks are planned.

Status : Pending.

Schedule : From 20:00 on 29 July 2025 to 06:00 on 30 July 2025.

Lanes Closed : All lanes will be closed.
Nearest town: 19.84 miles from Cwmbran.

51.53--2.61

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 July 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.

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: 17.26 miles from Cwmbran.

51.43--2.84