Sea Area Forecast
Forecast valid from: 06:00, Tuesday 29 September 2026 until 06:00, Wednesday 30 September 2026
Small Craft Warning
Southeasterly winds will reach force 6 or higher this morning on Irish coasts from Fair Head to Wicklow Head to Roches Point.
Gale Warning
Southeasterly winds will reach gale force 8 at times this morning (Tuesday) on Irish coastal waters from Roches Point to Erris Head to Fair Head extending to all Irish coastal waters and the Irish Sea today, and reaching strong gale force 9 for a time between Roches Point and Erris Head.
Atlantic Swell
HIGH TIDE ADVISORY IN OPERATION FOR SOUTHERN COASTS
Meteorological Situation at 03:00 UTC
Ireland lies in a strengthening southeasterly airflow with high pressure of 1029hPa centred over southern Norway and a complex and elongated area of low pressure of 982hPa centred in the Atlantic.
Gale Warning: In effect
Small Craft Warning: In effect
Heavy Swell (>4m) : yes
Forecast for Malin Head to Carlingford Lough to Carnsore Point and for the Irish Sea
Wind: Southeast force 5 or 6. Imminent increasing force 5 to 7, occasionally gale force 8 and gusty. Later increasing force 6 to gale force 8. Decreasing southerly force 4 to 6 by the end of the period.
Weather: Cloud will continue to increase from the south this morning with outbreaks of rain and drizzle and patches of mist developing. More persistent rain will spread from the southwest this afternoon. Rain will clear eastwards followed by showers later.
Visibility: Reducing moderate or poor in precipitation and mist, otherwise good.
Forecast for Carnsore Point to Loop Head to Malin Head
Wind: Southeast force 6 to gale force 8 and gusty. Soon increasing force 7 to strong gale force 9 and gusty. Later decreasing force 5 to 7 and gusty and gradually veering mainly south to southwest.
Weather: Cloud will continue to increase from the south this morning with outbreaks of rain and drizzle and patches of mist developing. More persistent rain will spread from the southwest this afternoon. Rain will clear eastwards followed by showers later.
Visibility: Reducing moderate or poor in precipitation and mist, otherwise good.
Outlook for a further 24 hours until 06:00, Thursday 01 October 2026
Fresh to near gale force southerly winds veering southwest later and easing moderate to fresh in the east and fresh to strong in the west. Weather; Showers, some heavy with thunderstorms possible.
Forecast issued at: 06:00, Tuesday 29 September 2026
All times are local unless specified
