Upcoming A1 weekend southbound closures

National Highways A1 Southbound Diversion Map

National Highways will be realigning the A1 southbound over a newly built culvert. This will require a closure of the A1 southbound between Wyboston and Tempsford from 9pm Friday 16th to 5am Monday 19th January 2026.

Please use this planned diversion route:

  • exit A1 southbound at Wyboston junction
  • take A428 towards St Neots
  • join St Neots Road southbound towards Tempsford
  • re-join A1 at Tempsford junction
National Highways Diversion map

 

Please see the attached map for the diversion route: https://www.richardfuller.co.uk/sites/www.richardfuller.co.uk/files/2026-01/A1%20Southband%20Jan%2026.png

 

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A1 Southband Jan 26.png (369.81 KB) 369.81 KB

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