M25 anti-clockwise within J21 | Anti-Clockwise | Congestion
Location : The M25 anticlockwise at junction J21 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 07:00 and 07:15 on 19 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.