Sea Area Forecast
Forecast valid from: 06:00, Sunday 15 March 2026 until 06:00, Monday 16 March 2026
Small Craft Warning
Southwest to west winds will reach force 6 on all Irish coasts through the period.
Gale Warning
Westerly winds will reach gale force 8 at times today (Sunday) on Irish coastal waters from Loop Head to Rossan Point to Fair Head.
Atlantic Swell
On southwestern, western and northern coasts from this evening (Sunday).
Meteorological Situation at 03:00 UTC
A depression of 962hPa centred southwest of Iceland extends a moderate to strong southwesterly airflow over Ireland. Associated weather fronts are clearing the country, with an unstable westerly airflow following.
Gale Warning: In effect
Small Craft Warning: In effect
Heavy Swell (>4m) : yes
Forecast for Mizen Head to Erris Head to Fair Head
Wind: Westerly force 6 or 7 and gusty imminent. Soon increasing force 6 to 8. Later decreasing force 6 or 7. Backing southwesterly force 5 or 6 by the end of the period.
Weather: Imminent becoming cloudy to fair with scattered showers, some heavy and with a chance of hail and isolated thunderstorms. The showers will gradually become confined to further north on Sunday night with cloudier conditions developing further south with outbreaks of rain and drizzle.
Visibility: Reducing moderate or poor in precipitation, otherwise good.
Forecast for Fair Head to Carnsore Point to Mizen Head and for the Irish Sea
Wind: Veering southwest to west force 5 to 7 imminent. Soon veering westerly force 6 or 7. Backing southwesterly force 5 or 6 by the end of the period.
Weather: Cloudy with outbreaks of rain, drizzle and mist. Imminent becoming cloudy to fair with scattered showers, some heavy and with a chance of hail and isolated thunderstorms. Becoming cloudy in the south by the end of the period.
Visibility: Reducing moderate or poor in precipitation or mist, otherwise good.
Outlook for a further 24 hours until 06:00, Tuesday 17 March 2026
Mostly fresh to strong southwesterly winds will increase strong to near gale force through Monday morning and afternoon, reaching gale force 8 at times in the west and northwest on Monday night. Weather: Cloudy with outbreaks of rain, drizzle, and mist.
Forecast issued at: 06:00, Sunday 15 March 2026
All times are local unless specified
