🚨 Emergency? Call 999 · Motorway breakdown? 0300 123 5000
LIVE
Loading incidents...

Start typing to search

Find traffic updates, service providers, tools & more

📢 Seen an incident on this road? Report it in 30 seconds Report ›
LIVE MON–FRI Watch
🏠 Traffic Hub 🚨 Major 🟠 Roadworks 🗺️ Live Map 🏴 All England 🔴 All Incidents 📊 Regions 🕐 Worst Commute 🔍 Was I Affected? 💬 Discussions
M25 Moderate Cleared

M25 J21A anti-clockwise exit | Anti-Clockwise | Congestion

1 Jun 2026, 17:44 Anti-Clockwise 58 views

Incident Details

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

M25
Moderate
Cleared
17:44, 1 Jun 2026

📜 Incident timeline

· First report

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 31 minutes. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 1h 6m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 1h 46m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 2h 21m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 2h 56m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 3h 31m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 4h 6m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 4h 41m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 5h 21m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 5h 56m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 6h 31m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 7h 11m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 7h 51m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 8h 26m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 9h 1m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 9h 36m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 10h 11m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 10h 46m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 11h 21m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 11h 56m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 12h 31m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 13h 6m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 13h 41m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 14h 16m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 16h 31m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 17h 11m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 17h 46m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 18h 21m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 18h 56m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 19h 31m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 20h 6m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 20h 41m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 21h 16m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 21h 56m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 22h 31m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 26h 1m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 26h 41m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 27h 17m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 27h 56m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 28h 36m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 29h 11m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 29h 51m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 30h 26m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 31h 1m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 31h 41m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 32h 16m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 32h 51m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 33h 26m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 34h 1m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 34h 36m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 35h 46m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 36h 26m. Monitoring continues.

· Update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

· Update

⏱ Still active — no changes from National Highways. Incident ongoing for 37h 1m. Monitoring continues.

· Final update

Location : The M25 anticlockwise exit slip at junction J21A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:45 and 18:00 on 1 June 2026.

Wording as published by National Highways, recorded as it changed.

📢 Share This Incident

M25 — M25 J21A anti-clockwise exit | Anti-Clockwise | Congestion Full details 👉 https://uktrafficupdates.uk/traffic/incidents/26014800-m25-j21a-anti-clockwise-exit-anti-clockwise-congestion/

Was I Affected?

Enter when you were travelling on M25 to check

🏠Home 🗺️Map 📊Regions 🆘Help
🔍
⚡ Early Warning System
We detected congestion building on the M25 17 minutes before this incident was officially reported.
In the last 30 days, we've detected 76 incidents on the M25 an average of 99 minutes early.
Get Early Warnings for M25 → From £2.99/mo · 7-day free trial