Health authorities have issued a yellow cold weather alert for London as forecasters warned that temperatures could plunge below zero later this week. The UK Health Security Agency (UKHSA) said that cold temperatures could have a “minor impact” on health services and pose a “greater risk” to vulnerable people in the capital.

A rare amber health alert for cold weather has been issued for parts of the UK as temperatures are set to plummet.

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Outbreaks of rain spreading west during the afternoon will turn to sleet and wet snow at times. Snowfall is expected to affect higher ground, especially over 200m, with several centimetres possible. The highest peaks of the Sperrins and Mournes could get between 5-10cm of snow,

The Met Office has issued an update on forecast snow which is set to fall across large parts of the UK on Monday night. Some areas of the UK could see up to 20cm of snow as temperatures plummet with yellow weather warnings issued for parts of Scotland,

A cold weather alert has been issued across the country as arctic air is set to deliver the first chills of winter to the UK. The warning from the UK Health Security Agency (UKHSA) covers the Midlands and North of England and comes into effect between 9am on Sunday and 9am on Thursday.