The first is a yellow one for ice.
The second is an amber one for coastal overtopping and harbour flooding this afternoon.
Cold start with the risk of ice over higher ground. Otherwise, mainly dry this morning with some sunshine. Strong to gale force west or southwest wind with gusts to 50-55mph. Showers increasing through this afternoon and evening and a top temperature of 7°C. Coastal overtopping and inner harbour flooding around the time of high tide (~1pm).
Overnight becoming dry with some clear spells as the wind starts to decrease. Minimum temperature 3°C.
Into tomorrow, fine and dry start with some sunshine. More cloud around in the afternoon with maybe the odd shower. Much lighter winds and a top temperature of 7°C.
On Saturday a wet start to the day, but then improving through the morning with some sunny spells. Further rain through the evening. Moderate to fresh southwest wind and a highest temperature of 8°C.