Sea Area Forecast
Forecast valid from: 12:00, Sunday 11 January 2026 until 12:00, Monday 12 January 2026
Small Craft Warning
Southerly winds, veering southwesterly, will reach force 6 on all Irish coasts through the period.
Gale Warning
South to southwest winds will reach gale force 8 or strong gale force 9 on all Irish coastal waters and on the Irish Sea today, possibly touching storm force 10 this evening from Erris Head to Rossan Point to Malin Head.
Atlantic Swell
On Atlantic coasts later in the period.
Meteorological Situation at 09:00 UTC
A broad and complex area of low pressure with multiple centres to the west and northwest of Ireland, including one of 980hPa located approximately 250 nautical miles northwest of Malin Head, generates a strong to gale force southerly airflow over the country. Associated weather fronts will move northeastwards across the country through the period.
Gale Warning: In effect
Small Craft Warning: In effect
Heavy Swell (>4m) : yes
Forecast for Irish coastal waters from Slyne Head to Rossan Point to Fair Head
Wind: Southerly force 5 to near gale force 7. Imminent increasing south to southwest near gale force 7 to strong gale force 9 and gusty, possibly touching storm force 10 at times. Soon decreasing mostly southwesterly force 6 or near gale force 7, but possibly still reaching gale force 8 at times. Decreasing force 4 to 6 by the end of the period.
Weather: Cloudy with rain, drizzle and mist. Soon clearing eastwards to scattered showers.
Visibility: Reducing moderate or poor in precipitation or mist, otherwise good.
Forecast for Irish coastal waters from Fair Head to Carnsore Point to Slyne Head and for the Irish Sea
Wind: Imminent increasing south to southwest near gale force 7 or gale force 8 and gusty. Soon decreasing southwesterly force 6 or near gale force 7. Decreasing force 5 or 6 by the end of the period.
Weather: Cloudy with rain, drizzle and mist. Soon clearing eastwards to scattered showers.
Visibility: Reducing moderate or poor in precipitation or mist, otherwise good.
Outlook for a further 24 hours until 12:00, Tuesday 13 January 2026
Moderate to strong southwest winds in the south, west and northwest will ease light to moderate and veer northwesterly late on Monday, before increasing moderate to strong early Tuesday. Moderate to strong southwest winds elsewhere will ease light to moderate late Monday and into Tuesday. Weather: Cloudy to fair with scattered showers. Rain in the south and east from early Tuesday.
Forecast issued at: 12:00, Sunday 11 January 2026
All times are local unless specified
