Sea Area Forecast
Forecast valid from: 18:00, Sunday 14 December 2025 until 18:00, Monday 15 December 2025
Small Craft Warning
1 South or southwest winds will reach force 6 or higher at times on Irish coasts from Fair Head to Carnsore Point to Mizen Head this evening and early tonight (Sunday). 2. Southwest winds will occasionally reach force 6 tonight (Sunday night) and on Monday morning on Irish coasts from Slyne Head to Rossan Point to Malin Head.
Gale Warning
South to southwest winds will reach gale force 8 this evening (Sunday) on Irish coastal waters from Belfast Lough to Carlingford Lough to Howth Head and the Irish Sea.
Atlantic Swell
at times on Atlantic coasts.
Meteorological Situation at 15:00 UTC
Low Pressure of 964hPa centred south of Iceland extends a strong to gale force southerly air-flow over Ireland. A cold front will track eastwards over Ireland early tonight (Sunday night).
Gale Warning: In effect
Small Craft Warning: In effect
Heavy Swell (>4m) : yes
Forecast for Irish coastal waters from Fair Head to Carnsore Point to Mizen Head and for the Irish Sea
Wind: South to southwest force 7 or gale force 8. Soon veering northwest force 3 or 4.
Weather: Rain, drizzle and mist. Clear spells and scattered showers later.
Visibility: Moderate to poor at first. Becoming mostly good later.
Forecast for Irish coastal waters from Mizen Head to Erris Head to Fair Head
Wind: South to southwest force 6 or 7. Veering west to southwest force 4 or 6 imminent. Soon becoming southwest force 5 or 6.
Weather: Rain, drizzle and mist. Clear spells and scattered showers soon.
Visibility: Moderate to poor at first. Becoming mostly good soon.
Outlook for a further 24 hours until 18:00, Tuesday 16 December 2025
Moderate to fresh west to northwest winds on east and south coasts, decreasing mostly moderate. Moderate to fresh west to southwest winds on west and north coasts, occasionally increasing strong in the northwest. Scattered showers on west and northwest coasts. Fair elsewhere.
Forecast issued at: 18:00, Sunday 14 December 2025
All times are local unless specified
