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Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 34 minutes. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 9m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 44m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 19m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 59m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 3h 34m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 4h 9m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 4h 49m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 5h 29m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 6h 9m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 6h 44m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 7h 19m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 7h 54m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 8h 29m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 9h 9m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 9h 44m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 10h 24m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 10h 59m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 11h 39m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 12h 19m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 12h 54m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 13h 29m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 14h 4m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 14h 44m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 15h 24m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 16h 4m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 16h 39m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 17h 39m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 18h 14m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 18h 49m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 19h 29m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 20h 4m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 20h 39m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 21h 19m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 21h 54m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 22h 29m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 23h 9m. Delays of 15 minutes still recorded. Monitoring continues.
Location : The M1 southbound between junctions J21 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:00 and 16:15 on 28 June 2026.
Delay : There are currently delays of 15 minutes against expected traffic.
Wording as published by National Highways, recorded as it changed.
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