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A1(M)
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A1(M) Northbound Traffic

A1(M) Motorway · Northbound carriageway — live updates every 5 minutes, 24/7
A1(M) NORTHBOUND TRAFFIC NOW
A1(M) A1M NORTHBOUND J3–J4…CLOSED 22:00–05:30PLANNED CLOSURE TONIGHT
Planned tonight, 1 of 1
Clear ⏱ Updated 14:18

A1(M) northbound traffic at 14:18 on Tuesday 3 November: 1 closure tonight.

↓ A1(M) southbound traffictowards Hatfield ⤴ All A1(M) traffic — both directions
🚨 0 incidents 🚧 0 roadworks · 5 soon
🔍
68 miles long
Junctions J1–J65
Regions: London, East of England, Yorkshire, North East
Home › Traffic › Roads › A1(M) › Northbound

🚨 A1(M) Northbound traffic now: live incidents & roadworks

Updates every 5 min
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No live incidents on the A1(M) right now — checking National Highways every 5 minutes, 24/7. Closures are listed below.

🌙 A1(M) northbound closures tonight and the next 3 days 5

From National Highways' closure report, in their words. Times can change - check before you set off.

  • Full closure
    Northbound A1M Northbound Jct 3 to Jct 4 carriageway and slip road closure
    Tonight · 22:00–05:30
    Diversion: Diversion via Local Authorities roads
  • Partial closure
    Northbound A1(M) northbound Jct 6 entry slip road closure
    Tonight · 21:00–05:00
    Diversion: diversion route due to electrical works on behalf of National Highways
  • Partial closure
    Northbound A1(M) northbound Jct 16 exit slip road closure
    Tonight · 21:00–05:00
  • Partial closure
    Northbound A1(M) northbound Jct 17 exit slip road closure
    Tomorrow night · 21:00–05:00
  • Partial closure
    Northbound A1(M) northbound Jct 16 entry slip road closure
    Thu 5 Nov · 21:00–05:00
All A1(M) roadworks & diversions →

Is the A1(M) northbound closed? Quick answers

Checked 14:18 on Tuesday 3 November 2026.

Is the A1(M) northbound closed right now?

No. There is no full closure on the A1(M) northbound at 14:18.

Is there an incident on the A1(M) northbound right now?

No. No incidents are reported on the A1(M) northbound at 14:18.

Is the A1(M) northbound closed tonight?

Yes. The A1(M) northbound has 1 full closure planned tonight (Tue 3 Nov, 18:00 to 06:00): A1M Northbound Jct 3 to Jct 4 carriageway and slip road closure, 22:00 to 05:30. Plus 2 lane or slip road closures. Diversion: Diversion via Local Authorities roads.

Tonight: A1(M) closures and diversions ›

Is the A1(M) northbound closed this weekend?

Yes. The A1(M) northbound has 1 full closure planned this weekend (Fri 6 Nov 18:00 to Mon 9 Nov 06:00): A1M Northbound Jct 3 to Jct 4 carriageway and slip road closure, Fri 22:00 to 05:30. Plus 4 lane or slip road closures. Diversion: Diversion via Local Authorities roads.

This weekend: A1(M) closures and diversions ›

Is there an accident on the A1(M) northbound today?

No. No collision has been reported on the A1(M) northbound since midnight.

A1(M) 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 A1(M) northbound traffic

This page tracks live A1(M) traffic northbound only — every incident, closure and roadworks National Highways publish for the northbound 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 A1(M) southbound traffic. The full A1(M) traffic page covers both directions, with the live map, junction-by-junction status, the latest A1(M) videos and tonight's A1(M) roadworks.

❓ A1(M) Northbound Traffic — Frequently Asked Questions

Is the A1(M) northbound closed today?

No — as of 14:18 National Highways list no full closure on the A1(M) northbound. Live updates every 5 minutes.

Are there any accidents on the A1(M) northbound today?

None reported at 14:18 — the live board above updates every 5 minutes, 24 hours a day.

Is there an incident on the A1(M) northbound right now?

No incidents reported at 14:18 — no police incidents, obstructions, breakdowns or collisions on the A1(M) northbound. The live board above updates every 5 minutes, 24 hours a day.

Why is the A1(M) slow northbound today?

Nothing is listed right now — when the board above is clear, slow northbound traffic is usually rush-hour volume (07:00–09:00 and 16:30–18:30 on weekdays).

Are there roadworks on the A1(M) northbound tonight?

Yes — 1 overnight closure is scheduled on the A1(M) northbound. Times and junctions are in the closures list above and on the A1(M) roadworks page.

Where can I check live A1(M) traffic northbound?

Right here — this page is live A1(M) traffic for the northbound carriageway, updated every 5 minutes from National Highways, 24 hours a day. The full A1(M) page covers both directions with the live map and junction-by-junction status.

Which part of the A1(M) does this page cover?

The whole northbound carriageway, end to end — the A1(M) runs between London (A1/Barnet) and Washington (A1). The southbound side has its own page.

🧭 More A1(M) coverage

A1(M) traffic — both directions A1(M) southbound traffic A1(M) roadworks tonight

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