M3 northbound closed near Fleet due to 'police incident' - major delays

An ongoing ‘police incident’ on the M3 has resulted in a major road closure.

Emergency services have closed the M3 northbound at junction 4A, near Fleet. The closure is a result of a ‘police incident’ which is ongoing and detour routes have been put in place.

The Hampshire County Council Traffic & Trave X wrote: “#M3 Northbound - is CLOSED at J4A/A327 #Fleet due to an incident. heavy delays building.”

Drivers are urged to avoid the M1.placeholder image
Drivers are urged to avoid the M1.

“Cameras show the closure has now been narrowed down to just J4A. Detour in operation - via the exit and entry slips.”

There are considerable delays and congestion in and around the area of the incident.

There will be more updates to come.

Related topics:
News you can trust since 1877
Follow us
© 2026 Iconic Media Group Ltd. All rights reserved.Cookie SettingsTerms and ConditionsPrivacy notice