Drivers have been trapped within a closure on the M27 after a serious crash this morning.
A long stretch of the M27 is closed eastbound after the smash involving a motorbike.
The serious incident has closed all Portsmouth-bound lanes between junction J9 (Whiteley) and J12.
Congestion is building up in the area, with delays exceeding 20 minutes on approach, National Highways warned.
Police urged drivers to try and use alternative routes this morning because of delays.
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While the circumstances of the crash have not been confirmed, drivers said online roads in the area suffered surface flooding this morning.
Traffic was also trapped earlier westbound, but has since been released.
National Highways said: ‘The M27 eastbound in Hampshire is closed between J9 (Whiteley) and J12 (Portsmouth) due to a serious collision.
‘At around 06:45 this morning Hampshire Constabulary advised National Highways that traffic had been stopped eastbound due to a serious collision involving a motorcycle.
‘Shortly after 08:00hrs Police advise they had amended the closure from J9 to J12.
‘National Highways have dispatched units and are currently on scene assisting police.
‘Plans are being made to release traffic within the closure.’
Metro has contacted the ambulance service for a comment.
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