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M4 Moderate Cleared

M4 westbound within J20 | Westbound | Congestion

19 Jun 2026, 13:53 Westbound 28 views

Incident Details

Location : The M4 westbound at junction J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 13:45 and 14:00 on 19 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

RoadM4

SeverityModerate

StatusCleared

Started13:53, 19 Jun 2026

📜 Incident timeline

13:53, 19 Jun · First report

14:00, 19 Jun · Update

14:35, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 41 minutes. Delays of 10 minutes still recorded. Monitoring continues.

14:40, 19 Jun · Update

15:10, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 1h 16m. Delays of 10 minutes still recorded. Monitoring continues.

15:15, 19 Jun · Update

15:45, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 1h 51m. Delays of 10 minutes still recorded. Monitoring continues.

15:50, 19 Jun · Update

16:55, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 3h 1m. Delays of 10 minutes still recorded. Monitoring continues.

17:00, 19 Jun · Update

18:50, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 4h 56m. Delays of 10 minutes still recorded. Monitoring continues.

18:55, 19 Jun · Update

19:25, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 5h 31m. Delays of 10 minutes still recorded. Monitoring continues.

19:30, 19 Jun · Update

20:00, 19 Jun · Update

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

20:05, 19 Jun · Update

20:35, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 6h 41m. Delays of 10 minutes still recorded. Monitoring continues.

20:40, 19 Jun · Update

21:10, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 7h 16m. Delays of 10 minutes still recorded. Monitoring continues.

21:15, 19 Jun · Update

21:45, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 7h 51m. Delays of 10 minutes still recorded. Monitoring continues.

21:50, 19 Jun · Update

22:20, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 8h 26m. Delays of 10 minutes still recorded. Monitoring continues.

22:25, 19 Jun · Update

22:55, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 9h 1m. Delays of 10 minutes still recorded. Monitoring continues.

23:00, 19 Jun · Update

23:30, 19 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 9h 36m. Delays of 10 minutes still recorded. Monitoring continues.

23:35, 19 Jun · Update

00:10, 20 Jun · Update

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

00:15, 20 Jun · Update

00:45, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 10h 51m. Delays of 10 minutes still recorded. Monitoring continues.

00:50, 20 Jun · Update

01:20, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 11h 26m. Delays of 10 minutes still recorded. Monitoring continues.

01:25, 20 Jun · Update

01:55, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 12h 1m. Delays of 10 minutes still recorded. Monitoring continues.

02:00, 20 Jun · Update

02:35, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 12h 41m. Delays of 10 minutes still recorded. Monitoring continues.

02:40, 20 Jun · Update

03:15, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 13h 21m. Delays of 10 minutes still recorded. Monitoring continues.

03:20, 20 Jun · Update

03:50, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 13h 56m. Delays of 10 minutes still recorded. Monitoring continues.

03:55, 20 Jun · Update

04:30, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 14h 36m. Delays of 10 minutes still recorded. Monitoring continues.

04:35, 20 Jun · Update

05:05, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 15h 11m. Delays of 10 minutes still recorded. Monitoring continues.

05:10, 20 Jun · Update

05:40, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 15h 46m. Delays of 10 minutes still recorded. Monitoring continues.

05:45, 20 Jun · Update

06:15, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 16h 21m. Delays of 10 minutes still recorded. Monitoring continues.

06:20, 20 Jun · Update

06:55, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 17h 1m. Delays of 10 minutes still recorded. Monitoring continues.

07:00, 20 Jun · Update

07:30, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 17h 36m. Delays of 10 minutes still recorded. Monitoring continues.

07:35, 20 Jun · Update

08:05, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 18h 11m. Delays of 10 minutes still recorded. Monitoring continues.

08:10, 20 Jun · Update

08:45, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 18h 51m. Delays of 10 minutes still recorded. Monitoring continues.

08:50, 20 Jun · Update

09:20, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 19h 26m. Delays of 10 minutes still recorded. Monitoring continues.

09:25, 20 Jun · Update

09:55, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 20h 1m. Delays of 10 minutes still recorded. Monitoring continues.

10:00, 20 Jun · Update

10:35, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 20h 41m. Delays of 10 minutes still recorded. Monitoring continues.

10:40, 20 Jun · Update

11:10, 20 Jun · Update

⏱ Still active — no changes from National Highways. Incident ongoing for 21h 16m. Delays of 10 minutes still recorded. Monitoring continues.

11:15, 20 Jun · Update

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

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