Sea Area Forecast
Forecast valid from: 11:00, Monday 31 August 2026 until 12:00, Tuesday 01 September 2026
Small Craft Warning
1) Northwest winds will reach force 6 for a time this afternoon on Irish coasts from Fair Head to Carlingford Lough.
2) Southwest winds will reach force 6 at times this evening, tonight and tomorrow morning on Irish coasts from Slyne Head to Erris Head to Fair Head.
Gale Warning
Nil.
Meteorological Situation at 09:00 UTC
Ireland lies in a moderate to strong west to northwest airflow, in a weak ridge, extending from high pressure of 1025hpa over the Azores. Weather fronts associated with low pressure of 999hpa centred near Iceland, approach from the northwest.
Small Craft Warning: In effect
Heavy Swell (>4m) : No
Forecast for Mizen Head to Erris Head to Malin Head
Wind: Backing southwesterly imminent force 4 or 5, increasing force 5 or 6 between Slyne Head and Malin Head.
Weather: Cloudy to fair with showery rain imminent, mainly in the west and northwest. Soon scattered showers. Later cloudy in the north and northwest with outbreaks of rain, occasionally heavy.
Visibility: Good. Decreasing moderate to poor in precipitation.
Forecast for Malin Head to Wicklow Head to Mizen Head and for the Irish Sea
Wind: West to northwest force 4 or 5, occcaionally force 6 in the northeast. Becoming westerly imminent, force 4 or 5. Backing southwesterly in the north and northeast soon and elsewhere later. Later increasing force 6 at times between Malin Head and Fair Head and on the north Irish Sea.
Weather: Cloudy to fair with well scattered showers. Showers becoming more widespread in the north soon. Later persistent rain in the north, heavy at times.
Visibility: Good. Decreasing moderate to poor in precipitation.
Outlook for a further 24 hours until 12:00, Wednesday 02 September 2026
Wind: Moderate to fresh southwesterly winds on Tuesday, strong for a time in the northwest and north. Winds easing light variable for a time on Tuesday night along the north coast. Strengthening southerly winds extending from the southwest later. Weather: Cloudy to fair with scattered showers on Tuesday, but with persistent rain in the north. Rain becoming widespread from the southwest on Tuesday evening and night, heavy at times, along with some mist and fog.
Forecast issued at: 11:00, Monday 31 August 2026
All times are local unless specified
