Milford Haven Coastguard says an operation is underway to rescue a Portuguese seaman with serious head injuries in rough seas off the coast of Pembrokeshire.
Warship HMS Echo, which was passing nearby, is trying to provide shelter to calm the water so that the injured man can be winched to safety.
A rescue helicopter from RAF Chivenor and Angle Lifeboat are also involved in the rescue around 18 miles west of St Ann's Head.
More top news
More wintry showers will continue overnight and a yellow warning of ice has been issued for central and eastern parts.
Swansea Dry Dock says it's missed out on a number of contracts to dismantle warships because they've gone elsewhere.
As part of our special reports on education this week, Jonathan Hill has been back to his former secondary school, Whitchurch High.