M4 : Westbound : J39 Groes to J45 Ynysforgan : Congestion : Delays possible :
Description: M4 : Westbound : J39 Groes to J45 Ynysforgan : Congestion : Delays possible :, Start time: 22/08/2025 13:23 , Expected end time: 22/08/2025 19:23, Severity: Moderate, Source: Welsh Government, Last updated: 22/08/2025 13:23