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A12
🟢 A-road

A12 Traffic News

A12 Trunk Road · London (Aldgate) → Great Yarmouth
A12 TRAFFIC NOW
A12NO REPORTED INCIDENTSCHECKED EVERY 5 MIN · 24/7
National Highways data, UK TIME
Clear ⏱ Updated 12:58

A12 traffic at 12:58 on Tuesday 3 November: no major incidents reported — live National Highways updates every 5 minutes, 24/7.

A12 traffic now: accidents & incidents by direction at 12:58
↑ A12 northbound traffic(Colchester-bound)✅ No incidents reported ↓ A12 southbound traffic(London-bound)✅ No incidents reported
🚨 0 incidents 🚧 0 roadworks · 13 soon
🔍
120 miles long
Regions: London, East of England
Home › Traffic › Roads › A12

🚨 A12 traffic now: live incidents & roadworks

Updates every 5 min
Share A12 status: 💬 📘 X
No live incidents on the A12 right now — checking National Highways every 5 minutes, 24/7. Closures are listed below.

🌙 A12 closures tonight and the next 3 days 13

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

  • Full closure
    Southbound A12 southbound Jct 25 to 19 carriageway closure
    Tomorrow night · 21:00–05:00
  • Full closure
    Southbound A12 southbound Jct 21 to 19 carriageway closure
    Thu 5 Nov · 21:00–05:00
  • Partial closure
    Southbound A12 southbound Jct 18 exit slip road closure
    Tonight · 21:00–23:00
    Diversion: diversion routes for horticulture (cutting and planting) on behalf of National Highways
  • Partial closure
    Northbound A12 northbound Jct 29 entry slip carriageway closure
    Tonight · 21:00–05:00
  • Partial closure
    Southbound A12 southbound Jct 18 entry slip road closure
    Tonight · 23:00–02:00
    Diversion: diversion routes for horticulture (cutting and planting) on behalf of National Highways
  • Partial closure
    Southbound A12 southbound Jct 17 entry slip road closure
    Tomorrow · 02:00–05:00
    Diversion: diversion routes for horticulture (cutting and planting) on behalf of National Highways
Show all 13 closures
  • Partial closure
    Southbound A12 southbound Jct 16 exit slip road closure
    Tomorrow night · 21:00–23:00
    Diversion: diversion routes for horticulture (cutting and planting) on behalf of National Highways
  • Partial closure
    Southbound A12 southbound Jct 16 entry slip road closure
    Tomorrow night · 23:00–02:00
    Diversion: diversion routes for horticulture (cutting and planting) on behalf of National Highways
  • Partial closure
    Southbound A12 southbound Jct 15 exit slip road closure
    Thu 5 Nov · 02:00–05:00
    Diversion: diversion routes for horticulture (cutting and planting) on behalf of National Highways
  • Partial closure
    Southbound A12 southbound Jct 14 entry slip road closure
    Thu 5 Nov · 21:00–23:00
    Diversion: diversion routes for horticulture (cutting and planting) on behalf of National Highways
  • Partial closure
    Southbound A12 Southbound Jct 25 carriageway cloure
    Thu 5 Nov · 21:00–05:00
  • Partial closure
    Southbound A12 southbound Jct 13 exit slip road closure
    Thu 5 Nov · 23:00–02:00
    Diversion: diversion routes for horticulture (cutting and planting) on behalf of National Highways
  • Partial closure
    Southbound A12 southbound Jct 13 entry slip road closure
    Fri 6 Nov · 02:00–05:00
    Diversion: diversion routes for horticulture (cutting and planting) on behalf of National Highways
All A12 roadworks & diversions →

Is the A12 closed? Quick answers

Checked 12:58 on Tuesday 3 November 2026.

Is the A12 closed right now?

No. There is no full closure on the A12 at 12:58.

Is there an incident on the A12 right now?

No. No incidents are reported on the A12 at 12:58.

Is the A12 closed tonight?

No full closures. The A12 stays open tonight (Tue 3 Nov, 18:00 to 06:00). 4 lane or slip road closures are planned: northbound Jct 29 entry slip carriageway closure, 21:00 to 05:00; and southbound Jct 18 exit slip road closure, 21:00 to 23:00 and 2 more.

Tonight: A12 closures and diversions ›

Is the A12 closed this weekend?

Yes. The A12 has 1 full closure planned this weekend (Fri 6 Nov 18:00 to Mon 9 Nov 06:00): southbound Jct 21 to 19 carriageway closure, Fri 21:00 to 05:00. Plus 3 lane or slip road closures.

This weekend: A12 closures and diversions ›

Is there an accident on the A12 today?

No. No collision has been reported on the A12 since midnight.

A12 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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🗺️ A12 Traffic Map — Where It's Happening

Tap a pin for full incident detail. Live positions from National Highways.

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  • Only your roads, only the hours you drive
  • You hear while the queue is building, so you can still change your route
  • The delay and junctions National Highways report, worst first
FeatureFree summaryEarly Warning
When you hearOnce a dayAs it builds
Queues and congestionMajor incidents onlyOn your roads
Your own alert hoursNoYes
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📍 A12 Junction Status

Tap a place to see live incidents near it

🟢 Clear · 🟡 Delays nearby · 🔴 Severe/Crash · Status labels: 💥 CRASH · ❌ CLOSED · 🐌 SLOW · 🚧 WORKS · ⚠️ HAZARD

A red or orange border marks a STATS19 collision blackspot. Places run in order along the road — tap one to show only the live incidents near it in the list above.

📈 A12 Journey Pulse — when incidents actually happen

Early picture — 57 incidents recorded on the A12 since February 2026. The pattern below firms up as the archive grows.

View as table
HourIncidentsShare
00:00–01:00 0 0%
01:00–02:00 0 0%
02:00–03:00 0 0%
03:00–04:00 2 3.5%
04:00–05:00 2 3.5%
05:00–06:00 1 1.8%
06:00–07:00 2 3.5%
07:00–08:00 2 3.5%
08:00–09:00 5 8.8%
09:00–10:00 3 5.3%
10:00–11:00 4 7%
11:00–12:00 3 5.3%
12:00–13:00 2 3.5%
13:00–14:00 2 3.5%
14:00–15:00 1 1.8%
15:00–16:00 ◀ peak 7 12.3%
16:00–17:00 ◀ peak 5 8.8%
17:00–18:00 ◀ peak 4 7%
18:00–19:00 3 5.3%
19:00–20:00 2 3.5%
20:00–21:00 3 5.3%
21:00–22:00 1 1.8%
22:00–23:00 1 1.8%
23:00–00:00 2 3.5%
Measured from 57 incidents recorded by this site since February 2026 (planned roadworks excluded). Recomputed nightly from our incident archive.

📍 Heading to… off the A12

The places people drive to most, the A12 junction for each, and live A12 incidents nearby at 12:58.

Zoo & wildlife

Colchester Zoo

Stanway, Colchester, Essex
🛣️ A12 junction: J26
✅ No A12 incidents reported within 3 miles

Off A12 Junction 26 at Stanway; follow the brown elephant signs

🧭 Directions Essex traffic
Zoo & wildlife

Africa Alive!

Kessingland, Suffolk
🛣️ Via the A12
✅ No A12 incidents reported within 3 miles

Off the A12 at Kessingland, 2 miles south of Lowestoft

🧭 Directions Suffolk traffic
Crossing

Blackwall Tunnel

Greenwich / Poplar, Greater London
🛣️ Via the A12
✅ No A12 incidents reported within 2 miles

Tolled since 7 April 2025; northbound bore has a 4.0 m height limit

🧭 Directions Greater London traffic
Ferry port

Harwich International Port

Harwich (Parkeston), Essex
🛣️ Via the A12
✅ No A12 incidents reported within 3 miles

Stena Line ferries to the Hook of Holland; A120 off the A12 near Colchester

🧭 Directions Essex traffic
Theme park

Pleasurewood Hills

Corton, Lowestoft, Suffolk
🛣️ Via the A12
✅ No A12 incidents reported within 3 miles

Theme park off the A47 between Lowestoft and Great Yarmouth

🧭 Directions Suffolk traffic
Ferry port

Port of Felixstowe

Felixstowe, Suffolk
🛣️ Via the A12
✅ No A12 incidents reported within 3 miles

Handles 48% of Britain's containerised trade; served by the A14

🧭 Directions Suffolk traffic
Heritage

Sutton Hoo

Woodbridge, Suffolk
🛣️ Via the A12
✅ No A12 incidents reported within 3 miles

National Trust site on the B1083; overflow car park used at peak times

🧭 Directions Suffolk traffic

⚠️ Most Dangerous A12 Junctions

Based on DfT STATS19 police collision records. The A12 has 3,661 recorded collisions at 15 collision hotspots, involving 5,357 casualties (59 fatal). Take extra care here. Ranked by fatal, then serious collisions, then casualties - not by the number of collisions alone.

#1
nr Ilford
1,181 collisions · 1,612 casualties · 15 fatal · 133 serious
Severe Blackspot
#2
nr Chelmsford
290 collisions · 417 casualties · 14 fatal · 58 serious
Severe Blackspot
#3
nr Colchester
334 collisions · 491 casualties · 6 fatal · 72 serious
Severe Blackspot
#4
nr M25
439 collisions · 660 casualties · 5 fatal · 47 serious
Severe Blackspot
#5
nr Saxmundham
168 collisions · 294 casualties · 4 fatal · 43 serious
Severe Blackspot
#6
nr Lowestoft
262 collisions · 360 casualties · 3 fatal · 54 serious
Severe Blackspot
🔍 See the full A12 collision blackspot map →

🛒 Journey Essentials

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📰 A12 traffic news, updates and closures

This is the A12 traffic news page from UK Traffic Updates: A12 traffic now, for the whole road from London (Aldgate) to Great Yarmouth. Every crash, breakdown, lane closure, delay and roadworks National Highways report for the A12 is listed at the top, checked every 5 minutes, 24 hours a day, with the worst on the sign and where it is: the nearest towns and the county.

National Highways has closed its Traffic England website, so the live A12 information people used to check there is here in one place: today's A12 incidents, A12 closures tonight from their daily closure report, A12 roadworks, A12 accidents today, the junction-by-junction status and a live map. Our A12 traffic videos show what it looks like on the road, and drivers can report what they see as it happens.

Want A12 traffic updates sent to you? Pick the free daily road summary or Early Warning alerts for the roads you drive. For every other motorway and A-road, see live UK traffic now.

❓ A12 Traffic — Frequently Asked Questions

Is the A12 closed today?

Any A12 closure appears in the live feed above within minutes of National Highways reporting it, including tonight's overnight roadworks closures.

Is there traffic on the A12 today?

The live feed above shows every incident, delay, roadwork and overnight closure on the A12, updated every 5 minutes, 24 hours a day, from National Highways.

Is there an incident on the A12 right now?

Every live incident on the A12 — police incidents, obstructions, breakdowns, debris, collisions and closures — appears in the live feed above within minutes of National Highways reporting it, updated every 5 minutes, 24 hours a day.

What is the worst time to use the A12?

The A12 is typically busiest during morning rush hour (07:00–09:00) and evening rush hour (17:00–19:00) on weekdays.

Are there roadworks on the A12 right now?

Roadworks and overnight closures on the A12 are listed above and at /traffic/a12/roadworks/, taken from the National Highways daily closure report.

What roads connect to the A12?

The A12 connects to: M25, A14, A120.

Where can I get A12 traffic news and updates?

Right here. This A12 traffic news page shows A12 traffic now: every live incident, delay, closure and roadworks National Highways report, updated every 5 minutes, 24 hours a day, with tonight's planned closures, junction-by-junction status and a live map. For A12 traffic updates sent to you, sign up on this page for the free daily road summary or Early Warning alerts for the roads you drive.

Is there an accident on the A12 northbound or southbound today?

Each side has its own live page: the A12 northbound and the A12 southbound each list every accident, breakdown, closure and roadworks on that carriageway, updated every 5 minutes, 24 hours a day, from National Highways. The panel at the top of this page shows both sides at a glance.

📊 A12 Status Summary

0
Active incidents
0
Severe/serious
0
Roadworks
12:58
Last updated
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ℹ️ A12 Road Details

Length
120 miles
From
London (Aldgate)
To
Great Yarmouth
Type
A-road
AM Rush
07:00–09:00
PM Rush
17:00–19:00

📍 Key A12 Locations

London Romford Chelmsford Colchester Ipswich Lowestoft Great Yarmouth

🔗 Roads Connecting to the A12

M25 M25 trafficM25 London Orbital Motorway Live → A14 A14 trafficA14 Trunk Road Live → A120 A120 trafficA120 Trunk Road Live →

🛣️ A12 Services & Motorway Stops

No services directly on the A12. Browse all services →

🔗 Related Tools

🛣️My Commute — save your route NEW 🚧A12 Roadworks View → 🕵️Was I Affected? Check → 🔄Route Checker Plan → 📋Incident Archive Browse → 🗺️Live Map View →

📱 Follow A12 traffic updates

Daily A12 incidents, posted across all four channels.

🎵 TikTok 35,000+ › ▶️ YouTube 2,000+ › 📸 Instagram 1,500+ › 📢Report an incident›

Junction

DfT STATS19 police collision records

0
Collisions
0
Fatal
0
Serious
0
Slight
🔍 Full blackspot map →
Beat the jam

Know before you go on A12

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🚛 Car recovery along the A12

Broken down on the A12? Pick the nearest town and call a local firm direct:

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.

🆘 Send one free requestAll breakdown services