Sea Area Forecast

Forecast valid from: 00:00, Saturday 16 May 2026 until 00:00, Sunday 17 May 2026

Small Craft Warning

1. Northwesterly winds will reach force 6 at times Saturday morning on Irish coasts from Roches Point to Valentia to Erris Head.

2. Westerly winds will reach force 6 at times Saturday evening and night on Irish coasts from Slyne Head to Rossan Point to Malin Head.

Gale Warning

Nil

Meteorological Situation at 21:00 UTC

Ireland lies in a mostly light to moderate northwest or variable airflow with an anticyclone of 1034hPa, centred over the Azores, and a depression of 993hPa, centred in the North Sea. Frontal troughs associated with a depression of 996hPa, centred to the southeast of Greenland, are slowly approaching.

Small Craft Warning: In effect

Heavy Swell (>4m) : No

Wave Height Forecast

Forecast for Roches Point to Slyne Head to Malin Head

Wind: Westerly or variable force 2 to 4, increasing force 4 to 6 between Valentia and Erris Head imminent. Soon increasing westerly force 4 or 5 and later increasing force 5 or 6 and gusty.

Weather: Mostly cloudy with outbreaks of rain, drizzle and mist. Rain clearing eastwards soon, becoming mostly fair with well scattered showers, some heavy with isolated thunderstorms possible.

Visibility: Decreasing moderate or poor in precipitation and mist.

Forecast for Malin Head to Carlingford Lough to Roches Point and for the Irish Sea

Wind: Northwest to west force 2 to 4. Soon becoming southwest to south. Later increasing west force 4 or 5.

Weather: Cloudy to fair with isolated showers. Cloudy with rain, drizzle and mist later. Becoming fair with showers mainly in northern areas by the end of the period.

Visibility: Mostly good, decreasing moderate or poor in precipitation and mist.

Outlook for a further 24 hours until 00:00, Monday 18 May 2026

Moderate to strong westerly winds will decrease from the north through Sunday, becoming light to moderate in northern areas Sunday evening and easing moderate to fresh in southern sea areas by Sunday night. Weather: Rain in the east clearing as scattered showers follow from the west. Showery outbreaks of rain on Sunday with isolated thunderstorms possible.

Forecast issued at: 00:00, Saturday 16 May 2026

All times are local unless specified