The following traffic incidents and congestion for Cilfynydd have been reported by Highways England, Traffic Scotland, Traffic Wales or Transport for London (TfL) in the last two hours:
EASTBOUNDDescription: M4Now clearEastboundJ33 (Cardiff) Capel Llanilltern, Start time: 09/05/2025 17:41 , Expected end time: 09/05/2025 17:46, Severity: Moderate, Source: Welsh Government, Last updated: 09/05/2025 17:41
Nearest town: 7.83 miles from Cilfynydd.
NORTHBOUNDDescription: A4232Now clearNorthboundSt Fagans to M4 J33 Capel Llanilltern, Start time: 09/05/2025 17:08 , Expected end time: 09/05/2025 17:13, Severity: Moderate, Source: Welsh Government, Last updated: 09/05/2025 17:08
Nearest town: 8.71 miles from Cilfynydd.
CLEARED @ 18:30 J33 CAPEL LLANILLTERNDescription: M4EastboundJ33 (Cardiff) Capel LlanillternCongestionoffslip
Delay: s possible :, Start time: 09/05/2025 17:10 , Expected end time: 09/05/2025 21:10, Severity: Moderate, Source: Welsh Government, Last updated: 09/05/2025 17:10
Nearest town: 7.83 miles from Cilfynydd.
CLEARED @ 17:18 A48 INTERCHANGE TO M4 J33 CAPEL LLANILLTERNDescription: A4232NorthboundA48 Interchange to M4 J33 Capel LlanillternCongestion
Delay: s possible :, Start time: 09/05/2025 16:12 , Expected end time: 09/05/2025 20:12, Severity: Moderate, Source: Welsh Government, Last updated: 09/05/2025 16:12
Nearest town: 9.16 miles from Cilfynydd.
CLEARED @ 16:18 ST FAGANS TO M4 J33 CAPEL LLANILLTERNDescription: A4232NorthboundSt Fagans to M4 J33 Capel LlanillternCongestion
Delay: s possible :, Start time: 09/05/2025 13:57 , Expected end time: 09/05/2025 15:57, Severity: Moderate, Source: Welsh Government, Last updated: 09/05/2025 13:57
Nearest town: 8.71 miles from Cilfynydd.
CLEARED @ 14:06 NANTGARW TO UPPER BOATDescription: A470NorthboundNantgarw to Upper BoatEnvironmental workRoad closedDiversions in place15/05/25-16/05/25 2000-0600 :, Start time: 15/05/2025 20:00 , End Date: 16/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 18:25
Nearest town: 4.14 miles from Cilfynydd.
CLEARED @ 18:42 TAFF'S WELL TO NANTGARWDescription: A470NorthboundTaffs Well to NantgarwEnvironmental workRoad closedDiversions in place13/05/25-14/05/25 2000-0600 :, Start time: 13/05/2025 20:00 , End Date: 14/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 18:27
Nearest town: 5.54 miles from Cilfynydd.
CLEARED @ 18:42 TAFF'S WELL TO CORYTONDescription: A470SouthboundTaffs Well to CorytonEnvironmental workRoad closedDiversions in place12/05/25-13/05/25 2000-0600 :, Start time: 12/05/2025 20:00 , End Date: 13/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 18:17
Nearest town: 6.92 miles from Cilfynydd.
CLEARED @ 18:30 PONTYPRIDDDescription: A470NorthboundPontypriddElectrical workEntry slip road closedDiversions in place13/05/25-14/05/25 2000-0600 :, Start time: 13/05/2025 20:00 , End Date: 14/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 18:19
Nearest town: 1.77 miles from Cilfynydd.
CLEARED @ 18:30 CORYTON TO TAFF'S WELLDescription: A470NorthboundCoryton to Taffs WellEnvironmental workRoad closedDiversions in place11/05/25-12/05/25 2100-0600 :, Start time: 11/05/2025 21:00 , End Date: 12/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 18:22
Nearest town: 6.92 miles from Cilfynydd.
CLEARED @ 18:30 NANTGARW TO TAFF'S WELLDescription: A470SouthboundNantgarw to Taffs WellEmergency workRoad closedDiversions in place14/05/25-15/05/25 2000-0600 :, Start time: 14/05/2025 20:00 , End Date: 15/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 18:24
Nearest town: 5.54 miles from Cilfynydd.
CLEARED @ 18:30 GLYNNEATHDescription: A465WestboundGlynneathCyclic maintenanceExit slip road closedEntry slip road closedDiversions in place15/05/25-16/05/25 2300-0500 :, Start time: 15/05/2025 23:00 , End Date: 16/05/2025 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 17:52
Nearest town: 15.07 miles from Cilfynydd.
CLEARED @ 18:06 GILWERN TO ABERGAVENNYDescription: A465EastboundGilwern to AbergavennyResurfacing workRoad closedDiversions in place12/05/25-15/05/25 2000-0600 :, Start time: 12/05/2025 20:00 , End Date: 15/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 17:42
Nearest town: 18.23 miles from Cilfynydd.
CLEARED @ 17:54 CEFN COED TO DOWLAIS TOPDescription: A465Both directionsCefn Coed to Dowlais TopImprovement workRoad closedDiversions in place15/05/25-17/05/25 2000-0600 :, Start time: 15/05/2025 20:00 , End Date: 17/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 17:33
Nearest town: 10.4 miles from Cilfynydd.
CLEARED @ 17:42 BRYNMAWRDescription: A465Both directionsBrynmawrCarriageway maintenanceRoad closedat roundabout Diversions in place11/05/25 0800-1500 :, Start time: 11/05/2025 8:00 , End Date: 11/05/2025 15:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 17:16
Nearest town: 14.46 miles from Cilfynydd.
CLEARED @ 17:30 ABERDULAISDescription: A465WestboundAberdulaisCyclic maintenanceExit slip road closedEntry slip road closedDiversions in place14/05/25-15/05/25 1900-0200 :, Start time: 14/05/2025 19:00 , End Date: 15/05/2025 2:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 17:12
Nearest town: 19.74 miles from Cilfynydd.
CLEARED @ 17:18 ABERGAVENNY HARDWICK R/BOUTDescription: A40Both directionsAbergavenny Hardwick R/boutResurfacing workRoad closedat roundabout Diversions in place12/05/25-15/05/25 2000-0600 :, Start time: 12/05/2025 20:00 , End Date: 15/05/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2025 16:46
Nearest town: 19.04 miles from Cilfynydd.
CLEARED @ 16:54 C24 COLDRA I G23A MAGWYRDisgrifiad: M4Tuar DwyrainC24 Coldra i G23A MagwyrTagfeyddOedin bosibl :, Amser y digwyddiad: 09/05/2025 13:27 , Amser gorffen a ragwelir: 09/05/2025 15:27, Difrifoldeb: Cymedrol, Ffynhonnell: Llywodraeth Cymru, Diweddarwyd ddiwethaf: 09/05/2025 13:27
Nearest town: 19.44 miles from Cilfynydd.
CLEARED @ 13:30