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M4 Moderate Cleared

link road from M4 J4B westbound to M25 J15 clockwise | Clockwise | Congestion

20 Jun 2026, 14:51 Clockwise 31 views

Incident Details

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

M4
Moderate
Cleared
14:51, 20 Jun 2026

📜 Incident timeline

· First report

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 34 minutes. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 9m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 24m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 4m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 24m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 4m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 39m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 14m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 49m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 24m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 59m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 34m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 9m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 19m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 54m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 29m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 4m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 19m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 54m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 34m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 9m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 19m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 54m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 29m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 18h 9m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 18h 49m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 19h 29m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 20h 4m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 20h 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 24m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 59m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 34m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 9m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 19m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 59m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 34m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 9m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 24m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 59m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 34m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 9m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 19m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 54m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 29m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 9m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 19m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 54m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 34h 29m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 35h 4m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 35h 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 36h 19m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 36h 59m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 37h 34m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 38h 9m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 38h 44m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 39h 19m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 39h 54m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 40h 29m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 41h 4m. Delays of 10 minutes still recorded. Monitoring continues.

· Final update

Location : The M25 clockwise entry slip at junction J15 from the M4 westbound.
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:45 and 15:00 on 20 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 — link road from M4 J4B westbound to M25 J15 clockwise | Clockwise | Congestion Full details 👉 https://uktrafficupdates.uk/traffic/incidents/26134243-m4-link-road-from-m4-j4b-westbound-to-m25-j15-clockwise/

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