There's slow traffic after an accident which is now on the hard shoulder on the M4 Westbound at J39 A48 (Margam On Slip). There's congestion on the M4 to J38 A48 (Margam Off Slip).
Icy by night, chilly by day - brace yourself for a cold week ahead.
High pressure keeps the weather chilly by day, icy by night, with an increasing risk of freezing fog.
High pressure this weeks means mainly cold bright days and icy cold nights.