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A404
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A404 Southbound Traffic

A404 Road · Southbound carriageway — live updates every 5 minutes, 24/7
A404 SOUTHBOUND TRAFFIC NOW
A404 SOUTHBOUNDNO REPORTED INCIDENTSCHECKED EVERY 5 MIN · 24/7
National Highways data, UK TIME
Clear ⏱ Updated 15:17

A404 southbound traffic at 15:17 on Tuesday 3 November: no major incidents reported — live National Highways updates every 5 minutes, 24/7.

↑ A404 northbound traffic ⤴ All A404 traffic — both directions
🚨 0 incidents 🚧 0 roadworks
🔍
45 miles long
Regions: London, South East
Home › Traffic › Roads › A404 › Southbound

🚨 A404 Southbound traffic now: live incidents & roadworks

Updates every 5 min
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No live incidents on the A404 right now — checking National Highways every 5 minutes, 24/7.

Is the A404 southbound closed? Quick answers

Checked 15:17 on Tuesday 3 November 2026.

Is the A404 southbound closed right now?

No. There is no full closure on the A404 southbound at 15:17.

Is there an incident on the A404 southbound right now?

No. No incidents are reported on the A404 southbound at 15:17.

Is the A404 southbound closed tonight?

No. No closures are planned on the A404 southbound tonight (Tue 3 Nov, 18:00 to 06:00).

Tonight: A404 closures and diversions ›

Is the A404 southbound closed this weekend?

No. No closures are planned on the A404 southbound this weekend (Fri 6 Nov 18:00 to Mon 9 Nov 06:00).

This weekend: A404 closures and diversions ›

Is there an accident on the A404 southbound today?

No. No collision has been reported on the A404 southbound since midnight.

A404 accidents today and yesterday ›

Answers use official data only: the National Highways live incident feed and their planned closure report. Times can change, so check before you set off.

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ℹ️ About A404 southbound traffic

This page tracks live A404 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 A404 northbound traffic. The full A404 traffic page covers both directions, with the live map, junction-by-junction status, the latest A404 videos and tonight's A404 roadworks.

❓ A404 Southbound Traffic — Frequently Asked Questions

Is the A404 southbound closed today?

No — as of 15:17 National Highways list no full closure on the A404 southbound. Live updates every 5 minutes.

Are there any accidents on the A404 southbound today?

None reported at 15:17 — the live board above updates every 5 minutes, 24 hours a day.

Is there an incident on the A404 southbound right now?

No incidents reported at 15:17 — no police incidents, obstructions, breakdowns or collisions on the A404 southbound. The live board above updates every 5 minutes, 24 hours a day.

Why is the A404 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).

Are there roadworks on the A404 southbound tonight?

None scheduled as of 15:17. Overnight closures usually run from around 21:00–22:00 to 06:00 — this page lists them the moment National Highways publish them.

Where can I check live A404 traffic southbound?

Right here — this page is live A404 traffic for the southbound carriageway, updated every 5 minutes from National Highways, 24 hours a day. The full A404 page covers both directions with the live map and junction-by-junction status.

Which part of the A404 does this page cover?

The whole southbound carriageway, end to end — the A404 runs between Paddington and Maidenhead. The northbound side has its own page.

🧭 More A404 coverage

A404 traffic — both directions A404 northbound traffic A404 roadworks tonight

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