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M4 Moderate Cleared

M4 J19 westbound access | Westbound | Congestion

17 Jun 2026, 22:13 Westbound 27 views

Incident Details

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

M4
Moderate
Cleared
22:13, 17 Jun 2026

📜 Incident timeline

· First report

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 32 minutes. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 1h 7m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 1h 42m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 2h 22m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 2h 57m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 3h 32m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 4h 7m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 4h 42m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 5h 22m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 5h 57m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 6h 32m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 7h 7m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 7h 42m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 8h 17m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 8h 57m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 9h 32m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 10h 7m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 10h 42m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 11h 22m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 11h 57m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 12h 37m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 13h 12m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 13h 47m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 14h 22m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 15h 2m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 15h 37m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 16h 12m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 16h 47m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 17h 22m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 17h 57m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 21h 17m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 21h 57m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 22h 32m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 23h 12m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 23h 47m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 24h 22m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 25h 2m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 25h 37m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 26h 12m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 26h 47m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 27h 22m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 27h 57m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 28h 32m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 29h 7m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 29h 42m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 30h 17m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 30h 52m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 31h 27m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 32h 7m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 32h 42m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 33h 17m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 33h 52m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M4 westbound entry slip at junction J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:15 and 22:30 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

Wording as published by National Highways, recorded as it changed.

📢 Share This Incident

M4 — M4 J19 westbound access | Westbound | Congestion Full details 👉 https://uktrafficupdates.uk/traffic/incidents/26116457-m4-j19-westbound-access-westbound-congestion/

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