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At a glance

🕐 Last verified 25 Feb, 13:35

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StatusCleared
Severity (NH)Severe
RoadM1
DirectionNorthbound
RegionEastern
CountyHertfordshire
Category (NH)Vehicle Fire
ReportedWed 25 Feb, 11:33
Cleared13:35
Lasted2h 1m
Road typeMotorway
Speed limit70 mph (variable)
Weather☀️ Clear sky
ReferenceREF-12370130
Views119

Times are UK time.

What National Highways say

M1 northbound between J4 and J5 | Northbound | Vehicle Fire

Location : The M1 northbound between junctions J1 and J5 . Lane Closures : The hard shoulder, lanes 1 and 2 are closed. Reason : Vehicle fire. Status : Currently Active. Time To Clear : The event is expected to clear between 14:00 and 14:15 on 25 February 2026. Return To Normal : Normal traffic conditions are expected between 14:00 and 14:15 on 25 February 2026. Lanes Closed : There are two of three lanes closed.

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

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1 update captured · Cleared

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Recent M1 incidents

274 incidents and roadworks logged on the M1 in the last 30 days, 126 of them serious or severe. Times are UK time.

M1 | Leicestershire | Carriageway Closure | DelaysMon 7 Sep, 04:14 M1 | Leicestershire | Road Closure | DelaysMon 7 Sep, 04:14 M1 | Leicestershire | Road Closure | Expect DelaysSat 5 Sep, 18:48 M1 | South Yorkshire | Carriageway Closure | Expect DelaysSat 5 Sep, 10:41 M1 | Leicestershire | Carriageway Closure | Long Delays 45 minutesMon 31 Aug, 13:55 M1 | Nottinghamshire | Carriageway Closure | Expect DelaysSun 23 Aug, 21:55
Every M1 incident

Common questions

Is the M1 closed?

Not because of this vehicle fire. It cleared at 13:35 UK time on Wed 25 Feb. See the M1 right now.

What happened on the M1 on 25 Feb 2026?

Vehicle fire on the M1 northbound J4 to J5 in Hertfordshire, reported at 11:33 UK time on Wed 25 Feb. Cleared at 13:35.

How long did it last?

2h 1m, from 11:33 UK time on Wed 25 Feb.

Where can I see everything else on the M1?

The M1 live page shows what is happening now, and the M1 archive has every incident on record.

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