Sea Area Forecast
Forecast valid from: 18:00, Thursday 16 July 2026 until 18:00, Friday 17 July 2026
Small Craft Warning
Nil
Gale Warning
Nil
Meteorological Situation at 15:00 UTC
Ireland lies in a light to moderate northerly airflow with an anticyclone of 1031hPa centred south of Iceland.
Heavy Swell (>4m) : No
Forecast for Mizen Head to Slyne Head to Belfast Lough
Wind: Northerly force 4 or 5 imminent, later occasionally force 6.
Weather: Cloudy to fair, some mist and fog possible.
Visibility: Good, decreasing moderate or poor in mist and fog.
Forecast for Belfast Lough to Wicklow Head to Mizen Head and for the Irish Sea
Wind: Northerly or variable force 2 to 4, later reaching force 4 or 5 on the south Irish Sea.
Weather: Fine or fair, isolated mist possible in the northeast.
Visibility: Good, decreasing moderate or poor in mist.
Outlook for a further 24 hours until 18:00, Saturday 18 July 2026
Light to fresh northerly winds, strong at times in the west. Weather: Fine or fair, cloudy in the northwest.
Forecast issued at: 18:00, Thursday 16 July 2026
All times are local unless specified
