Two lanes are closed and there's queueing traffic due to an accident on the M4 eastbound between J17 (Chippenham) and J16 (Swindon West).
Lanes one and two (of three) are currently closed. Three vehicles are involved.
More top news
Molly has now left the local RSPCA clinic and is recovering well after being shot and abandoned.
Bob has the forecast for Bristol, Gloucestershire, Somerset, Wiltshire and Dorset.
Bob has the forecast for Devon, Cornwall, Somerset and Dorset.