The Met Office has issued a weather warning for fog across parts of Herefordshire overnight.
The Met Office said:
Fog over parts of the south-west Midlands and West Country will thicken up during Sunday evening, whilst some dense fog patches are also expected to form early evening across south-west England and South Wales. The visibility will reduce to 50-100 m in places. Fog should start to thin on lower ground by the end of the night.