Find traffic updates, service providers, tools & more
M23 southbound traffic at 22:02 on Monday 12 October: 1 closure running now.
This page tracks live M23 traffic southbound only — every incident, closure and roadworks National Highways publish for the southbound carriageway, updated every 5 minutes, 24 hours a day. Anything they list without naming a direction is shown here too, so nothing is missed.
Heading the other way? See M23 northbound traffic. The full M23 traffic page covers both directions, with the live map, junction-by-junction status, the latest M23 videos and tonight's M23 roadworks.
Q: Is the M23 southbound closed today?
No — as of 22:02 National Highways list no full closure on the M23 southbound. Live updates every 5 minutes.
Q: Are there any accidents on the M23 southbound today?
None reported at 22:02 — the live board above updates every 5 minutes, 24 hours a day.
Q: Why is the M23 slow southbound today?
Nothing is listed right now — when the board above is clear, slow southbound traffic is usually rush-hour volume (07:00–09:00 and 16:30–18:30 on weekdays).
Q: Are there roadworks on the M23 southbound tonight?
None scheduled as of 22:02. Overnight closures usually run from around 21:00–22:00 to 06:00 — this page lists them the moment National Highways publish them.
Q: Where can I check live M23 traffic southbound?
Right here — this page is live M23 traffic for the southbound carriageway, updated every 5 minutes from National Highways, 24 hours a day. The full M23 page covers both directions with the live map and junction-by-junction status.
Q: Which part of the M23 does this page cover?
The whole southbound carriageway, end to end — the M23 runs between Hooley (M25 J7) and Crawley (A23). The northbound side has its own page.
Daily M23 incidents, posted across all four channels.
🎵 TikTok 33,000+ › ▶️ YouTube 2,000+ › 📸 Instagram 1,500+ › 📘 Facebook NEW › 📢Report an incident›Set it up once. We'll tell you what's happening while you can still turn off.
Broken down on the M23? Send one free request and local firms are told.
On a motorway? If you can, get onto the hard shoulder or into an emergency area, leave by the left-hand doors and wait behind the barrier. Stuck in a live lane: stay in the car with your seatbelt on and hazard lights on, and call 999.