Current Incidents
M4 : Westbound : J30 Cardiff Gate to J32 Coryton : Resurfacing work : Road closed : Diversions in place : 24/06/25-15/07/25 2000-0600 :Description: M4 : Westbound : J30 (Cardiff) Cardiff Gate to J32 (Cardiff) Coryton : Resurfacing work : Road closed : Diversions in place : 24/06/25-15/07/25 2000-0600 :, Start time: 24/06/2025 20:00 , End Date: 15/07/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 24/06/2025 20:00
Location:
M4, 0.88m of Lisvane
A40 : Both directions : Glan Hyfryd, Abergavenny : Carriageway maintenance : 1 lane closed : Temporary traffic lights : 30/06/25-21/07/25 0800-1800 :Description: A40 : Both directions : Glan Hyfryd, Abergavenny : Carriageway maintenance : 1 lane closed : Temporary traffic lights : 30/06/25-21/07/25 0800-1800 :, Start time: 30/06/2025 8:00 , End Date: 21/07/2025 18:00, Severity: Moderate, Source: Welsh Government, Last updated: 30/06/2025 8:00
Location:
A40, 0.91m of Abergavenny
M4 : Eastbound : J32 Coryton : Congestion : offslip : Delays possible :Description: M4 : Eastbound : J32 (Cardiff) Coryton : Congestion : offslip : Delays possible :, Start time: 08/07/2025 7:53 , Expected end time: 08/07/2025 11:53, Severity: Moderate, Source: Welsh Government, Last updated: 08/07/2025 7:53 CLEARED @ 08:06
Location:
M4, 1.51m of Llandaff
A470 : Northbound : Nantgarw : Congestion : offslip : Delays possible :Description: A470 : Northbound : Nantgarw : Congestion : offslip : Delays possible :, Start time: 08/07/2025 8:02 , Expected end time: 08/07/2025 9:32, Severity: Moderate, Source: Welsh Government, Last updated: 08/07/2025 8:02 CLEARED @ 08:18
Location:
A470, 0.17m of Nantgarw
A470 : Now clear : Southbound : Nantgarw to CorytonDescription: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 08/07/2025 9:36 , Expected end time: 08/07/2025 9:41, Severity: Moderate, Source: Welsh Government, Last updated: 08/07/2025 9:36 CLEARED @ 09:54
Location:
A470, 0.44m of Flynnon Taf
M4 : Now clear : Eastbound : J33 Capel LlanillternDescription: M4 : Now clear : Eastbound : J33 (Cardiff) Capel Llanilltern, Start time: 08/07/2025 9:38 , Expected end time: 08/07/2025 9:43, Severity: Moderate, Source: Welsh Government, Last updated: 08/07/2025 9:38 CLEARED @ 09:54
Location:
M4, 1.63m of Pentyrch
A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel LlanillternDescription: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 08/07/2025 9:39 , Expected end time: 08/07/2025 9:44, Severity: Moderate, Source: Welsh Government, Last updated: 08/07/2025 9:39 CLEARED @ 09:54
Location:
A4232, 1.37m of Peterston
M4 : Wedi clirio : Tua'r Dwyrain : C28 Parc Tredegar i G26 MalpasDisgrifiad: M4 : Wedi clirio : Tuar Dwyrain : C28 Parc Tredegar i G26 Malpas, Amser y digwyddiad: 08/07/2025 9:44 , Amser gorffen a ragwelir: 08/07/2025 9:49, Difrifoldeb: Cymedrol, Ffynhonnell: Llywodraeth Cymru, Diweddarwyd ddiwethaf: 08/07/2025 9:44 CLEARED @ 11:06
Location:
M4, 0.98m of Bassaleg
M4 : Wedi clirio : Tua'r Dwyrain : C34 Meisgyn i G33 LlanillternDisgrifiad: M4 : Wedi clirio : Tuar Dwyrain : C34 Meisgyn i G33 Llanilltern, Amser y digwyddiad: 08/07/2025 9:44 , Amser gorffen a ragwelir: 08/07/2025 9:49, Difrifoldeb: Cymedrol, Ffynhonnell: Llywodraeth Cymru, Diweddarwyd ddiwethaf: 08/07/2025 9:44 CLEARED @ 11:06
Location:
M4, 1.98m of Peterston
A48M : Wedi clirio : Tua'r Gorllewin : C29 Cas-bach i G29A LlaneirwgDisgrifiad: A48M : Wedi clirio : Tuar Gorllewin : C29 Cas-bach i G29A Llaneirwg, Amser y digwyddiad: 08/07/2025 9:44 , Amser gorffen a ragwelir: 08/07/2025 9:49, Difrifoldeb: Cymedrol, Ffynhonnell: Llywodraeth Cymru, Diweddarwyd ddiwethaf: 08/07/2025 9:44 CLEARED @ 11:06
Location:
A48M, 0.57m of Castleton
M4 : Wedi clirio : Tua'r Dwyrain : C32 CorytonDisgrifiad: M4 : Wedi clirio : Tuar Dwyrain : C32 Coryton, Amser y digwyddiad: 08/07/2025 9:44 , Amser gorffen a ragwelir: 08/07/2025 9:49, Difrifoldeb: Cymedrol, Ffynhonnell: Llywodraeth Cymru, Diweddarwyd ddiwethaf: 08/07/2025 9:44 CLEARED @ 11:06
Location:
M4, 1.51m of Llandaff
A470 : Wedi clirio : Tua'r Gogledd : NantgarwDisgrifiad: A470 : Wedi clirio : Tuar Gogledd : Nantgarw, Amser y digwyddiad: 08/07/2025 9:44 , Amser gorffen a ragwelir: 08/07/2025 9:49, Difrifoldeb: Cymedrol, Ffynhonnell: Llywodraeth Cymru, Diweddarwyd ddiwethaf: 08/07/2025 9:44 CLEARED @ 11:06
Location:
A470, 0.17m of Nantgarw
M4 : Both directions : J23A Magor : Incident : Services Closed :Description: M4 : Both directions : J23A (Magor) Magor : Incident : Services Closed :, Start time: 08/07/2025 9:45 , Expected end time: 09/07/2025 9:45, Severity: Slight, Source: Welsh Government, Last updated: 08/07/2025 9:45 CLEARED @ 09:54
Location:
M4, 0.64m of Magor