M40 southbound between J5 and J4 | Southbound | Accident

Incident timeline

1. 18:19, 28 JunFirst report

   Location : The M40 southbound between junctions J5 and J4 .
   Reason : Road traffic collision.
   Status : Currently Active.
   Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
   Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
   Lanes Closed : There are lane closures.

2. 18:20, 28 JunUpdate

   Location : The M40 southbound between junctions J5 and J4 .
   Reason : Road traffic collision.
   Status : Currently Active.
   Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
   Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
   Lanes Closed : There are lane closures.

3. 18:50, 28 JunUpdate

   ⏱ Still active — no changes from National Highways. Incident ongoing for 30 minutes. Monitoring continues.

4. 18:55, 28 JunUpdate

   Location : The M40 southbound between junctions J5 and J4 .
   Reason : Road traffic collision.
   Status : Currently Active.
   Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
   Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
   Lanes Closed : There are lane closures.

5. 19:25, 28 JunUpdate

   ⏱ Still active — no changes from National Highways. Incident ongoing for 1h 5m. Monitoring continues.

6. 19:30, 28 JunUpdate

   Location : The M40 southbound between junctions J5 and J4 .
   Reason : Road traffic collision.
   Status : Currently Active.
   Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
   Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
   Lanes Closed : There are lane closures.

7. 20:00, 28 JunUpdate

   ⏱ Still active — no changes from National Highways. Incident ongoing for 1h 40m. Monitoring continues.

8. 20:05, 28 JunUpdate

   Location : The M40 southbound between junctions J5 and J4 .
   Reason : Road traffic collision.
   Status : Currently Active.
   Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
   Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
   Lanes Closed : There are lane closures.

9. 20:35, 28 JunUpdate

   ⏱ Still active — no changes from National Highways. Incident ongoing for 2h 15m. Monitoring continues.

10. 20:40, 28 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

11. 21:10, 28 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 2h 50m. Monitoring continues.

12. 21:15, 28 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

13. 21:50, 28 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 3h 30m. Monitoring continues.

14. 21:55, 28 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

15. 22:25, 28 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 4h 5m. Monitoring continues.

16. 22:30, 28 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

17. 23:00, 28 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 4h 40m. Monitoring continues.

18. 23:05, 28 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

19. 23:40, 28 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 5h 20m. Monitoring continues.

20. 23:45, 28 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

21. 00:20, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 6h 0m. Monitoring continues.

22. 00:25, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

23. 00:55, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 6h 35m. Monitoring continues.

24. 01:00, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

25. 01:30, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 7h 10m. Monitoring continues.

26. 01:35, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

27. 02:05, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 7h 45m. Monitoring continues.

28. 02:10, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

29. 02:45, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 8h 25m. Monitoring continues.

30. 02:50, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

31. 03:20, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 9h 0m. Monitoring continues.

32. 03:25, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

33. 04:00, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 9h 40m. Monitoring continues.

34. 04:05, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

35. 04:35, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 10h 15m. Monitoring continues.

36. 04:40, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

37. 05:10, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 10h 50m. Monitoring continues.

38. 05:15, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

39. 05:45, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 11h 25m. Monitoring continues.

40. 05:50, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

41. 06:20, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 12h 0m. Monitoring continues.

42. 06:25, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

43. 06:55, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 12h 35m. Monitoring continues.

44. 07:00, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

45. 07:30, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 13h 10m. Monitoring continues.

46. 07:35, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

47. 08:10, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 13h 50m. Monitoring continues.

48. 08:15, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

49. 08:45, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 14h 25m. Monitoring continues.

50. 08:50, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

51. 09:25, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 15h 5m. Monitoring continues.

52. 09:30, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

53. 10:00, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 15h 40m. Monitoring continues.

54. 10:05, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

55. 10:40, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 16h 20m. Monitoring continues.

56. 10:45, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

57. 11:20, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 17h 0m. Monitoring continues.

58. 11:25, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

59. 11:55, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 17h 35m. Monitoring continues.

60. 12:00, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

61. 12:30, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 18h 10m. Monitoring continues.

62. 12:35, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

63. 13:05, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 18h 45m. Monitoring continues.

64. 13:10, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

65. 13:40, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 19h 20m. Monitoring continues.

66. 13:45, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

67. 14:15, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 19h 55m. Monitoring continues.

68. 14:20, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

69. 14:50, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 20h 30m. Monitoring continues.

70. 14:55, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

71. 15:30, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 21h 10m. Monitoring continues.

72. 15:35, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

73. 20:55, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 26h 35m. Monitoring continues.

74. 21:00, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

75. 23:05, 29 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 28h 45m. Monitoring continues.

76. 23:15, 29 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

77. 00:20, 30 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 30h 0m. Monitoring continues.

78. 03:00, 30 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

79. 03:30, 30 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 33h 10m. Monitoring continues.

80. 03:35, 30 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

81. 04:40, 30 JunUpdate

    ⏱ Still active — no changes from National Highways. Incident ongoing for 34h 20m. Monitoring continues.

82. 04:45, 30 JunUpdate

    Location : The M40 southbound between junctions J5 and J4 .
    Reason : Road traffic collision.
    Status : Currently Active.
    Time To Clear : The event is expected to clear between 19:15 and 19:30 on 28 June 2026.
    Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 28 June 2026.
    Lanes Closed : There are lane closures.

Wording from National Highways, recorded as it changed.

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