Réamhaisnéis limistear na farraige

Forecast valid from: 00:00, Saturday 07 March 2026 until 00:00, Sunday 08 March 2026

Small Craft Warning

Southerly winds will reach force 6 or higher on Irish coasts from Mizen Head to Erris Head to Fair Head overnight extending to Irish coasts from Mizen Head to Erris Head to Belfast Lough during Saturday.

Gale Warning

Nil

Atlantic Swell

Increasing on Atlantic coasts overnight.

Meteorological Situation at 21:00 UTC

An anticyclone of 1032hPa centred northeast of the Azores extends a ridge of high pressure over much of the area while frontal troughs drift slowly eastwards in the near Atlantic generating a mostly moderate to near gale southerly airflow over Ireland.

Small Craft Warning: In effect

Heavy Swell (>4m) : yes

Wave Height Forecast

Forecast for Mizen Head to Erris Head to Belfast Lough

Wind: Southerly force 5 to 7 and gusty imminent.

Weather: Mainly fair to cloudy. Chance of a shower later.

Visibility: Mostly good, outside of showers.

Forecast for Belfast Lough to Carnsore Point to Mizen Head and for the Irish Sea

Wind: Southerly or variable force 2 to 4. Imminent increasing force 3 to 5.

Weather: Mainly fine or fair.

Visibility: Mostly good.

Outlook for a further 24 hours until 00:00, Monday 09 March 2026

Moderate to fresh southerly winds, strong to near gale in the west and north. Winds veering light to moderate northerly in the west on Sunday evening. Weather; Fair to cloudy with patchy drizzle in the west at first. More persistent rain, drizzle and mist will develop in the west on Sunday morning and will gradually spread eastwards later.

Forecast issued at: 00:00, Saturday 07 March 2026

All times are local unless specified