Arctic air will freeze Tennessee and Florida, as 230,000 households in region remain without power in area

Freezing weather that will reach deep into Florida was moving across the south-eastern US on Friday as millions braced for another weekend blast of winter storms following last week’s deadly assault that killed at least 85 people.

Hundreds of thousands of homes and businesses in southern states were without power for a sixth day on Friday as the next onslaught of blizzards, ice and biting cold winds approached.