Cold across the UK Friday and Saturday, with widespread overnight frost, freezing fog patches, and daytime temperatures struggling into the low single figures of Celsius. Coastal wintry showers continuing into eastern coasts Friday, but more likely across north-western coasts Saturday. Likely staying cold Sunday, with an area of rain and brief hill snow, moving east across some southern and central parts. A weather system to the southwest is then likely to make gradual progress east across parts of the UK from late Sunday onward. The exact track and timing is currently low confidence, especially with its northern extent, but most likely moving across southern areas of England Monday. This will bring periods of rain, with some hill snow possible, and perhaps some transitory lower level snow on its northern edge. Winds are also likely to briefly strengthen. However, across southern areas, this system may bring a recovery of temperatures, at least for a time. Staying colder across northern areas. As this system eases away Tuesday colder weather is likely to extend southward again for a time, along with a risk of brief icy conditions.