The following traffic incidents and congestion for Ynysmaerdy have been reported by Highways England, Traffic Scotland, Traffic Wales or Transport for London (TfL) in the last two hours:
NORTHBOUNDDescription: A4232Now clearNorthboundA48 Interchange to M4 J33 Capel Llanilltern, Start time: 16/06/2026 19:15 , Expected end time: 16/06/2026 18:11, Severity: Moderate, Source: Welsh Government, Last updated: 16/06/2026 19:15
Nearest town: 6.22 miles from Ynysmaerdy.
CLEARED @ 19:30 SOUTHBOUNDDescription: A470Now clearSouthboundTaffs Well to Coryton, Start time: 16/06/2026 19:10 , Expected end time: 16/06/2026 18:08, Severity: Moderate, Source: Welsh Government, Last updated: 16/06/2026 19:10
Nearest town: 6.4 miles from Ynysmaerdy.
CLEARED @ 19:18 EASTBOUNDDescription: M4Now clearEastboundJ33 (Cardiff) Capel Llanilltern, Start time: 16/06/2026 19:15 , Expected end time: 16/06/2026 19:19, Severity: Moderate, Source: Welsh Government, Last updated: 16/06/2026 19:15
Nearest town: 4.8 miles from Ynysmaerdy.
CLEARED @ 19:18 TAFF'S WELL TO CORYTONDescription: A470SouthboundTaffs Well to CorytonCongestion
Delay: s possible :, Start time: 16/06/2026 17:17 , Expected end time: 16/06/2026 19:17, Severity: Moderate, Source: Welsh Government, Last updated: 16/06/2026 17:17
Nearest town: 6.4 miles from Ynysmaerdy.
CLEARED @ 17:30 J33 CAPEL LLANILLTERNDescription: M4EastboundJ33 (Cardiff) Capel LlanillternCongestionoffslip
Delay: s possible :, Start time: 16/06/2026 16:40 , Expected end time: 16/06/2026 18:40, Severity: Moderate, Source: Welsh Government, Last updated: 16/06/2026 16:40
Nearest town: 4.8 miles from Ynysmaerdy.
CLEARED @ 16:54 A48 INTERCHANGE TO M4 J33 CAPEL LLANILLTERNDescription: A4232NorthboundA48 Interchange to M4 J33 Capel LlanillternCongestion
Delay: s possible :, Start time: 16/06/2026 15:58 , Expected end time: 16/06/2026 19:58, Severity: Moderate, Source: Welsh Government, Last updated: 16/06/2026 15:58
Nearest town: 6.22 miles from Ynysmaerdy.
CLEARED @ 16:06 TAFF'S WELLDescription: A470SouthboundTaffs Well17/06/26-19/06/26 2000-0600Maintenance workEntry slip road closedDiversions in place :, Start time: 17/06/2026 20:00 , End Date: 19/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 12/06/2026 18:08
Nearest town: 6.08 miles from Ynysmaerdy.
CLEARED @ 16:54 ABERCYNONDescription: A470NorthboundAbercynon15/06/26-18/06/26 2000-0600Structural inspectionsClosedDiversions in place :, Start time: 15/06/2026 20:00 , End Date: 18/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/06/2026 20:00
Nearest town: 8.11 miles from Ynysmaerdy.
CLEARED @ 16:54