Sea Area Forecast
Forecast valid from: 18:00, Wednesday 24 June 2026 until 18:00, Thursday 25 June 2026
Small Craft Warning
Northeast winds will reach force6 or higher on coasts from Valentia to Slyne Head to Malin Head.
Gale Warning
Nil.
Meteorological Situation at 15:00 UTC
High pressure of 1022hPa lies over Ireland and the UK generating a light to moderate easterly or variable airflow.
Small Craft Warning: In effect
Heavy Swell (>4m) : No
Forecast for Carnsore Point to Valentia to Slyne Head
Wind: Easterly force 3 or 4, increasing east to northeast force 4 or 5. Soon becoming northeast to east force 4 or 5, and occasionally force 6 between Valentia and Slyne Head. Later decreasing easterly force 3 or 4, and occasionally force 5. Becoming easterly or variable force 3 or less by the end of the period.
Weather: Cloudy to fair with isolated showers. Thunderstorms, intense at times, with showers and hail possible.
Visibility: Good reducing moderate or poor in precipitation.
Forecast for Slyne Head to Malin Head to Belfast Lough
Wind: North to northeast or variable force 3 or less. Increasing easterly force 2 or 3 imminent. Soon increasing northeasterly force 3 or 4. Later increasing force 4 or 5, reaching force 6 between Slyne Head and Bloody Foreland.
Weather: Mostly fair. Thunderstorms , intense at times, with showers and hail possible.
Visibility: Good reducing moderate or poor in precipitation.
Forecast for Belfast Lough to Howth Head to Carnsore Point and for the Irish Sea
Wind: Northerly or variable force 2 to 4. Soon increasing easterly force 3 or 4, and occasionally force 5.
Weather: Mostly fair.
Visibility: Good.
Outlook for a further 24 hours until 18:00, Friday 26 June 2026
Fresh to strong northeasterly winds, but light easterly or variable winds in the south and east. Northerly winds will strengthen along west coasts on Friday morning, with southerly winds strengthening to strong on eastern coasts Friday evening. Weather: Cloudy to fair with showers, heavy at times. Thunderstorm activity possible.
Forecast issued at: 18:00, Wednesday 24 June 2026
All times are local unless specified
