Around 900 homes and businesses remain without power in Northern Ireland, after fierce snow storms disrupted services.
Northern Ireland Electricity (NIE) said the properties are mainly in rural and exposed areas where access has been "hampered by difficult ground conditions".
"Over 140,000 customers have been affected by the severe weather which swept across northern and eastern counties on Thursday night", NIE said on its website.
Spokeswoman Julia Carson said the company has been using a helicopter to patrol remote areas and commissioned an additional helicopter to deliver emergency crews, engineers and equipment into these areas today by air.
The wintry conditions are now expected to last well into April with this month on track to become the coldest March since 1962.
A group of students from Wolverhampton who were stranded in extreme snow in Scotland for more than three days tell their story of survival.
Cold weather can pose a real health risk to older and disabled people, but everyone can gain from preparing their homes for the cold.