M1 northbound between J40 and J41 | Northbound | Congestion

Location : The M1 northbound between junctions J40 and J41 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 07:45 and 08:00 on 2 September 2025.
Delay : There are currently delays of 10 minutes against expected traffic.