🚨 Emergency? Call 999 · Motorway breakdown? 0300 123 5000
Search
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 ›

At a glance

🕐 Last verified 2 Jun, 15:31

Loading the map…
StatusLive
Severity (NH)Severe
RoadM4
DirectionWestbound
RegionWestbound
Category (NH)Crash
ReportedTue 2 Jun, 15:31
Road typeMotorway
Speed limit70 mph (variable)
Weather🌦️ Light drizzle
ReferenceREF-26020863
Views183

Times are UK time.

What National Highways say

M4 westbound between J18 and J19 | Westbound | Accident

Location : The M4 westbound between junctions J18 and J19 . Lane Closures : The hard shoulder and lane 1 are closed. Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 16:30 and 16:45 on 2 June 2026. Return To Normal : Normal traffic conditions are expected between 16:30 and 16:45 on 2 June 2026. Lanes Closed : There is one of three lanes closed.

The official National Highways record of this incident, kept here after the road reopens.

Were you on the M4?

Enter when you were travelling to see if this incident was active at the time.

📡

Live Incident Timeline

66 updates captured · Cleared

PREMIUM
M4  · Westbound J18 to J19 ✓ CLEARED

📋 Your Premium Report includes 66 timestamped updates:

✓ Full timestamped update timeline
✓ Green-highlighted changes each update
✓ All 1 affected segments tracked
✓ Expected clear time per segment
✓ Weather & road surface at incident
✓ Emergency services confirmed
✓ Insurance claim checklist
✓ 3 ready-to-use template letters

A police collision report costs £215+ and takes 6–8 months. This report is available within minutes.

🚗 Were you caught in this incident?

Leave your email and we'll notify you when this incident is cleared and the full report is ready — useful for insurance or work.

We won't spam you. You'll get one email when this incident clears so you can grab the full report. This is an independent evidence report from official National Highways / TfL data — not a police report.

Also on the M4 today

M4 - Incident2h ago M4 - Incident7h ago M4 - Incident7h ago M4 - Incident8h ago M4 - Incident14h ago

Recent M4 incidents

182 incidents and roadworks logged on the M4 in the last 30 days, 56 of them serious or severe. Times are UK time.

M4 | Berkshire | Carriageway Closure | DelaysWed 9 Sep, 21:42 M4 | Berkshire | Carriageway Closure | Long Delays 30 minutesWed 9 Sep, 21:42 M4 | Greater London | Carriageway ClosureWed 9 Sep, 01:27 M4 | Gloucestershire | Road Closure | Expect DelaysWed 2 Sep, 22:45 M4 | Wiltshire | Carriageway Closure | Expect DelaysSat 15 Aug, 02:59 M4 | Wiltshire | Carriageway Closure | Expect DelaysThu 6 Aug, 09:35
Every M4 incident

Common questions

Is the M4 closed?

Not fully. There were lane closures on the M4 westbound J18 to J19 at 16:45 UK time on Tue 3 Nov 2026. See the M4 right now.

What happened on the M4 on 2 Jun 2026?

Crash on the M4 westbound J18 to J19 in Westbound, reported at 15:31 UK time on Tue 2 Jun. Lane closures. Still live.

Where can I see everything else on the M4?

The M4 live page shows what is happening now, and the M4 archive has every incident on record.

Share

WhatsApp Facebook X Telegram

Get M4 alerts

Free email alerts when something happens on the M4.

Early Warning · 7 days free

Know before you set off

Early Warning sends crashes, closures and long delays on your roads straight to your phone, plus email and Telegram.

Start my 7-day free trial

7 days free, then from £2.99 a month. Renews monthly until you cancel. Cancel within the 7 days and you won’t be charged.

Seen something on the road?Tell us once you've stopped somewhere safe. It takes a few taps and helps everyone heading that way.Report it

UK Traffic Updates is not a law firm and does not provide legal advice. We sell incident data and evidence reports only. We do not refer you to a solicitor, and we do not pass your details to anyone.

© 2026 UK Traffic Updates. Powered by National Highways’ Transport Data Feeds.

📄 Get Report