Sea Area Forecast

Forecast valid from: 23:00, Wednesday 02 September 2026 until 00:00, Friday 04 September 2026

Small Craft Warning

Southwest winds will reach force 6 or higher at times on Thursday from Wicklow Head to Slyne Head to Malin Head and on the Irish Sea.

Gale Warning

Nil.

Meteorological Situation at 21:00 UTC

A depression of 982hPa centred southwest of Iceland generates a fresh to strong south to southwest airflow over Ireland.

Small Craft Warning: In effect

Heavy Swell (>4m) : No

Wave Height Forecast

Forecast for Loop Head to Erris Head to Malin Head

Wind: West to southwest force 4 to 6. Soon increasing southwest force 5 or 6 and occasionally force 7.

Weather: Mostly cloudy with isolated showers. Rain soon, heavy and persistent at times. Mist patches also.

Visibility: Reducing moderate or poor in precipitation and mist.

Forecast for Malin Head to Howth Head to Carnsore Point and for the Irish Sea

Wind: Southwest force 4 or 5 and occasionally force 6. Later becoming force 3 to 5 and occasionally force 6.

Weather: Mostly cloudy with isolated showers. Rain later, heavy and persistent at times. Mist and fog patches too.

Visibility: Reducing moderate or poor in precipitation, mist and fog.

Forecast for Carnsore Point to Roches Point to Loop Head

Wind: West to southwest force 4 or 5. Soon increasing force 5 and occasionally force 6. Later increasing force 5 or 6 and occasionally force 7.

Weather: Mostly cloudy with isolated showers. More persistent rain later, heavy at times. Mist patches too.

Visibility: Reducing moderate or poor in precipitation and mist.

Outlook for a further 24 hours until 00:00, Saturday 05 September 2026

Moderate to strong west to southwest winds, will reach near gale force in the northwest late Thursday night and in the south and east on Friday morning. West to northwest winds will ease moderate to fresh on Friday night. Weather: Cloudy to fair with heavy rain in the south and east for a time on Thursday night. Scattered showers in the north.

Forecast issued at: 23:00, Wednesday 02 September 2026

All times are local unless specified