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M40 Moderate Cleared

M40 northbound within J12 | Northbound | Congestion

10 Jun 2026, 00:50 Northbound 19 views

Incident Details

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

M40
Moderate
Cleared
00:50, 10 Jun 2026

📜 Incident timeline

· First report

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.

· Update

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

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 10m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 50m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 25m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 0m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 35m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 15m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 55m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 30m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 5m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 45m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 20m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 55m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 30m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 5m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 45m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 25m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 0m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 35m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 10m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 45m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 25m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 0m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 35m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 15m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 30m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 5m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 50m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 35m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 10m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 45m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 20m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 0m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 35m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 10m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 45m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 25m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 0m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 40m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 15m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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 50m. Delays of 10 minutes still recorded. Monitoring continues.

· Update

Location : The M40 northbound at junction J12 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 00:45 and 01:00 on 10 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

M40 — M40 northbound within J12 | Northbound | Congestion Full details 👉 https://uktrafficupdates.uk/traffic/incidents/26065800-m40-northbound-within-j12-northbound-congestion/

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