All lanes of the M1 are now open after the accident involving five lorries between Junction 25 and 26.
The motorway is still congested with journeys between junctions 24 and 25 taking 40 minutes.
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A grey start with fog and drizzle. Brightening up inland, some warm, sunny spells developing.
Mist and low cloud at first will be slow to clear. Gradually brightening up later though with some sunny spells developing.
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