Queueing traffic due to rolling road block and accident, involving four vehicles on M4 Eastbound between J17 A350 / A429 / B4122 (Chippenham) and J16 A3102 / B4005 (Swindon West).
Two of the vehicles are in the carriage way and are being removed.
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A blustery start to the day will be followed by rain as the morning progresses.
A wet and windy start for many areas, with some heavy rain at times.
Cloud will thicken and rain will strengthen in the early hours, creating a blustery night.