A southerly, very strong and variable flow prevails over the whole area.
For Belfast Harbour :
Warning fresh gale offshore.
The reliability of the situation is very good.
Good clear periods but lots of cloud, too. Light showers. In the evening, cloud and long sunny periods.
 Risk of showers in the early hours. S force 4 in the middle of the day becoming force 3 in the evening. Gusts reaching 19 knots in the middle of the day. Smooth to slight sea. Low, short swell from ESE. Good visibility becoming poor in the evening.