The A27 Eastbound is blocked and there is stationary traffic because of a broken down coach.
The vehicle is at Station Road/ Alfriston Road (Drusilla's Roundabout).
There are also delays on the Westbound.
More top news
Did Father Christmas bring you an unmanned aerial vehicle (UAV) or drone for you to fly last night?
Lemurs and Emperor Tamarins at Cotswold Wildlife Park have been joining in the festive spirit.
Lucy has the Christmas Eve forecast for the east of the Meridian region.