Sea Area Forecast

Sea Area Forecast until 0600 Sunday 16 May 2021. Issued at 0600 Saturday 15 May 2021.

Meteorological Situation at 0300: Ireland lies in a mainly moderate to fresh southeast to southwest airflow, generated by a depression of 992 hPa centred around 400 nautical miles west of Loop Head, with an associated frontal trough moving northeastwards across the country, followed by a showery trough.

Forecast for Irish coastal waters from Carnsore Point to Mizen Head to Loop Head

Wind: West to southwest force 4 or 5, occasionally force 6 and gusty in southern areas. Later decreasing cyclonic variable force 2 to 4.

Weather: Scattered heavy showers, slight risk thunderstorms. More persistent rain later.

Visibility: Moderate to poor in rain or showers, otherwise good.

Forecast for Irish coastal waters from Loop Head to Slyne Head to Erris Head

Wind: Southeast force 5 or 6. Imminently decreasing force 4 or 5 and veering southwest south of Slyne Head. Soon decreasing southeast to southwest force 2 to 4. Later becoming northeast force 2 to 4.

Weather: Cloudy with outbreaks of rain clearing. Scattered showers imminent, some heavy. Slight risk thunderstorms. Mostly cloudy to fair later with isolated showers.

Visibility: Moderate to poor in rain or showers, otherwise good.

Forecast for Irish coastal waters from Erris Head to Malin Head to Carlingford Lough.

Wind: East to southeast force 4 or 5 imminent. Later becoming northeast force 3 or 4.

Weather: Cloudy with outbreaks of rain. Later becoming cloudy to fair with scattered showers.

Visibility: Moderate to poor in rain or showers, otherwise good.

Forecast for Irish coastal waters from Carlingford Lough to Howth Head to Carnsore Point and for the Irish Sea.

Wind: Southeast force 3 to 5, occasionally force 6 at first south of Wicklow Head and in the south Irish Sea. Imminently becoming southwest force 3 or 4 south of Wicklow Head. Soon decreasing southeast to southwest force 2 to 4, occasionally force 5 south of Wicklow Head and in the south Irish Sea. Later decreasing southwest or variable force 2 to 3, force 4 at times in the Irish Sea.

Weather: Cloudy with outbreaks of rain, clearing imminently. Scattered showers soon following, some heavy. Risk isolated thunderstorms.

Visibility: Moderate to poor in rain or showers, otherwise good.

Outlook for a further 24 hours until 0600 Monday 17 May 2021: Light or moderate cyclonic variable winds, becoming moderate to fresh northwesterly through Sunday and Sunday night. Weather: Scattered showers, some heavy. Risk of isolated thunderstorms. Later becoming cloudy to fair with isolated showers.