People in Norfolk are being warned of "higher mortality rates" among the vulnerable as a cold weather alert is issued for the region.

The alert is in effect from today until Friday with a "brisk" easterly wind developing, adding wind chill to already frosty conditions. 

The UK Health Security Agency and the Met Office have said we can expect more severe and widespread frosts as the week goes on and ice patches are "likely to be an issue" because of the recent rainfall.

READ MORE: Flood warnings remain in place after days of heavy rainfall in Norfolk

They added: "Significant impacts are probable across the health sector including an increase in mortality in the 65-plus age group but impacts may also be seen in younger age groups.

"Maintaining indoor temperatures at 18C may become challenging for some, leading to an increased risk for vulnerable people.

READ MORE: Aerial photos show extent of flooding in Norfolk as warnings remain in place

"Staffing issues may occur which could impact transport and energy sectors."

It comes as the Environment Agency issued 16 flood alerts and six warnings for Norfolk today, seriously affecting homes and families in south Norfolk.

Aerial photos of the River Waveney on the Suffolk border show the extent of the damage to low-lying areas.