Sea Area Forecast
Forecast valid from: 12:00, Tuesday 25 August 2026 until 12:00, Wednesday 26 August 2026
Small Craft Warning
Easterly winds will reach force 6 or 7 late this evening (Tuesday) and tonight on coasts from Malin Head to Carlingford Lough to Howth Head
Gale Warning
Nil
Meteorological Situation at 09:00 UTC
An anticyclone of 1025hPa centred on the coast of Norway and a depression of 1005hPa west of Erris Head generates a mostly moderate to fresh easterly airflow over Ireland. The associated frontal troughs will track eastwards towards Ireland today.
Small Craft Warning: In effect
Heavy Swell (>4m) : No
Forecast for Fair Head to Carlingford Lough to Wicklow Head and for the Irish Sea
Wind: Easterly force 3 to 5. Backing north to northeast imminent. Soon increasing easterly force 5 to 7. Decreasing force 3 to 5 by end of period.
Weather: Cloudy to fair with showers extending northwards imminent. Mist possible.
Visibility: Reducing moderate or poor in showers and mist
Forecast for Wicklow Head to Roches Point to Valentia
Wind: East to northeast force 3 to 5. Soon increasing force 4 or 5, occasionally force 6. Later decreasing southeast to east force 3 or 4, occasionally reaching force 5 between Roche's Point and Valentia by end of period.
Weather: Cloudy with outbreaks of showery rain, becoming heavier in the southeast soon. Mist possible.
Visibility: Reducing moderate or poor in showers and mist.
Forecast for Valentia to Erris Head to Fair Head
Wind: Southeasterly force 3 to 5. Soon backing easterly. Later increasing force 4 to 6 north of Erris Head.
Weather: Cloudy to fair with scattered showers, becoming heavier in the northwest towards the end of the period.
Visibility: Reducing moderate or poor in showers.
Outlook for a further 24 hours until 12:00, Thursday 27 August 2026
Mostly light to moderate easterly winds, increasing fresh at times in the northwest on Wednesday morning. Increasing fresh to strong northwesterly in the south and northeast on Wednesday evening. Weather: Cloudy to fair with occasional rain and showers, turning heavy and thundery at times. Heavy rain will develop in the southeast on Thursday morning.
Forecast issued at: 12:00, Tuesday 25 August 2026
All times are local unless specified
