Sea Area Forecast
Forecast valid from: 11:00, Tuesday 24 February 2026 until 12:00, Wednesday 25 February 2026
Small Craft Warning
Southerly winds will reach force 6 or higher at times today on all Irish coastal waters and on the Irish sea.
Gale Warning
Nil.
Atlantic Swell
On atlantic coasts.
Meteorological Situation at 09:00 UTC
A complex area of low pressure with a centre low of 992hPa to the south of Iceland advects a moderate to fresh southerly airflow over Ireland. Embedded troughs within the flow slowly move east.
Gale Warning: In effect
Small Craft Warning: In effect
Heavy Swell (>4m) : yes
Forecast for Belfast Lough to Howth Head to Carnsore Point and for the Irish Sea
Wind: Southerly force 4 to 6.
Weather: Mostly cloudy. Mist and fog patches soon. Rain spreading from the west later.
Visibility: Reducing moderate or poor in all precipitation, mist and fog.
Forecast for Carnsore Point to Erris Head to Belfast Lough
Wind: Southerly force 5 or 6, occasionally force 7 between Valentia to Slyne Head to Rossan Point. Soon decreasing south to south force 5 or 6. Later easing southwest force 3 or 4.
Weather: Cloudy with rain and drizzle. Mist and fog patches soon. Scattered showers later.
Visibility: Reducing moderate or poor in all precipitation, mist and fog.
Outlook for a further 24 hours until 12:00, Thursday 26 February 2026
Moderate to fresh southwesterly winds, will strengthen from the west on Thursday with strong to near gale force southwest winds. Weather: Mostly cloudy with scattered showers, heavy at times with the slight chance of isolated thunderstorms.
Forecast issued at: 11:00, Tuesday 24 February 2026
All times are local unless specified
