Live road closures & traffic incidents
Stuck in traffic? Check whether the road you are on is closed right now. Live accident and emergency closures from National Highways and Traffic Wales are listed first, followed by roadworks in force and closures starting in the next 48 hours.
Live incidents
0
Accidents and emergency closures right now
Active roadworks
87
Works and lane closures currently in force
Starting soon
1
Closures planned in the next 48 hours
Cleared today
307
Closures resolved in the past 24 hours
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88 live and upcoming closures
Live incident closures are listed first, followed by roadworks currently in force, then closures starting in the next 48 hours. Zoom the map or filter the list to focus on a specific region or corridor.
Roadworks in force now
A55 : Westbound : J6 Nant Turnpike (Llangefni) : 18/07/26-19/07/26 1900-0600 : Resurfacing work : Onslip closed : Diversions in place :
Active Roadworks Traffic WalesDescription: A55 : Westbound : J6 Nant Turnpike (Llangefni) : 18/07/26-19/07/26 1900-0600 : Resurfacing work : Onslip closed : Diversions in place :, Start time: 18/07/2026 19:00 , End Date: 19/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/07/2026 19:00
M4 : Eastbound : J25A Grove Park : Maintenance work : Bridge closed : Diversion : 20/07/26-22/07/26 2000-0600 :
Active Roadworks Traffic WalesDescription: M4 : Eastbound : J25A Grove Park : Maintenance work : Bridge closed : Diversion : 20/07/26-22/07/26 2000-0600 :, Start time: 20/07/2026 20:00 , End Date: 22/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/07/2026 17:53
A470 : Southbound : Pontypridd to Upper Boat : Carriageway maintenance : Road closed : Diversion : 22/07/26-24/07/26 2000-0600 :
Active Roadworks Traffic WalesDescription: A470 : Southbound : Pontypridd to Upper Boat : Carriageway maintenance : Road closed : Diversion : 22/07/26-24/07/26 2000-0600 :, Start time: 22/07/2026 20:00 , End Date: 24/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/07/2026 17:51
A470 : Northbound : Upper Boat to Pontypridd : Carriageway maintenance : Road closed : Diversion : 20/07/26-22/07/26 2000-0600 :
Active Roadworks Traffic WalesDescription: A470 : Northbound : Upper Boat to Pontypridd : Carriageway maintenance : Road closed : Diversion : 20/07/26-22/07/26 2000-0600 :, Start time: 20/07/2026 20:00 , End Date: 22/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/07/2026 17:49
A470 : Southbound : Upper Boat to Nantgarw : Carriageway maintenance : Road closed : Diversion : 19/07/26-20/07/26 2000-0600 :
Active Roadworks Traffic WalesDescription: A470 : Southbound : Upper Boat to Nantgarw : Carriageway maintenance : Road closed : Diversion : 19/07/26-20/07/26 2000-0600 :, Start time: 19/07/2026 20:00 , End Date: 20/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/07/2026 17:48
A4042 : Southbound : A4051 Interchange to Brynglas : Carriageway maintenance : Road closed : Diversion : 21/07/26-22/07/26 2000-0600 :
Active Roadworks Traffic WalesDescription: A4042 : Southbound : A4051 Interchange to Brynglas : Carriageway maintenance : Road closed : Diversion : 21/07/26-22/07/26 2000-0600 :, Start time: 21/07/2026 20:00 , End Date: 22/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/07/2026 17:41
A4042 : Northbound : A4042 Southern End to A4051 Interchange : Carriageway maintenance : Road closed : Diversion : 20/07/26-21/07/26 2000-0600 :
Active Roadworks Traffic WalesDescription: A4042 : Northbound : A4042 Southern End to A4051 Interchange : Carriageway maintenance : Road closed : Diversion : 20/07/26-21/07/26 2000-0600 :, Start time: 20/07/2026 20:00 , End Date: 21/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/07/2026 17:40
A55 : Westbound : J5 Engedi (Rhosneigr) to J6 Nant Turnpike (Llangefni) : Closed : 18/07/26-19/07/26 1900-0600 :
Active Roadworks Traffic WalesDescription: A55 : Westbound : J5 Engedi (Rhosneigr) to J6 Nant Turnpike (Llangefni) : Closed : 18/07/26-19/07/26 1900-0600 :, Start time: 18/07/2026 19:00 , End Date: 19/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/07/2026 19:00
A465 : Northbound : Resolven to Aberdulais : Resurfacing work : Road closed : Diversions in place : 13/07/26-12/08/26 2000-0600 :
Active Roadworks Traffic WalesDescription: A465 : Northbound : Resolven to Aberdulais : Resurfacing work : Road closed : Diversions in place : 13/07/26-12/08/26 2000-0600 :, Start time: 13/07/2026 20:00 , End Date: 12/08/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/07/2026 20:00
A55 : Eastbound : J9 Treborth to J11 Llandygai : 05/07/26-24/07/26 1900-0600 : Maintenance work : Closed : Diversions in place :
Active Roadworks Traffic WalesDescription: A55 : Eastbound : J9 Treborth to J11 Llandygai : 05/07/26-24/07/26 1900-0600 : Maintenance work : Closed : Diversions in place :, Start time: 05/07/2026 19:00 , End Date: 24/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/07/2026 19:00
: Both directions : Abergavenny Hardwick R/bout to Raglan : Bridge closed Local lanes closed : 06/07/26-14/09/26 0600 :
Active Roadworks Traffic WalesDescription: : Both directions : Abergavenny Hardwick R/bout to Raglan : Bridge closed Local lanes closed : 06/07/26-14/09/26 0600 :, Start time: 06/07/2026 6:00 , End Date: 14/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/07/2026 13:20
A458 : Both directions : Foel : Resurfacing work : Temporary traffic lights : Slow traffic : 15/06/26-30/07/26 0900-1800 :
Active Roadworks Traffic WalesDescription: A458 : Both directions : Foel : Resurfacing work : Temporary traffic lights : Slow traffic : 15/06/26-30/07/26 0900-1800 :, Start time: 15/06/2026 9:00 , End Date: 30/07/2026 18:00, Severity: Moderate, Source: Welsh Government, Last updated: 15/06/2026 9:00
Starting in the next 48 hours
M45 eastbound Thurlaston to M1 Jct 17 carriageway closure
Planned Roadworks National HighwaysStarts in 19 minutes 53 seconds
M45 eastbound Thurlaston to M1 Jct 17 carriageway closure
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