Sea Area Forecast
Forecast valid from: 17:00, Monday 24 August 2026 until 18:00, Tuesday 25 August 2026
Small Craft Warning
Easterly winds will reach force 6 for a time later this evening and early tonight (Monday night) on southeastern Irish coasts between Wicklow Head and Carnsore Point.
Gale Warning
nil
Meteorological Situation at 15:00 UTC
An anticyclone of 1025hPa centred between Scotland and Norway, maintains a mostly moderate easterly airflow across Ireland. A slack area of low pressure in the Bay of Biscay will gradually edge northwards.
Small Craft Warning: In effect
Heavy Swell (>4m) : No
Forecast for Strangford Lough to Carnsore Point to Valentia and for the Irish Sea
Wind: Mainly east to northeast force 4 to 5. Veering easterly force 4 to 6 imminent and soon, strongest in the east and in the Irish Sea. Later backing east to northeast force 3 to 5.
Weather: Fair to cloudy with well scattered showers, especially for the southwest. Later becoming cloudy with showery rain. Chance of thunder.
Visibility: Good, decreasing moderate or poor in precipitation.
Forecast for Valentia to Slyne Head to Erris Head
Wind: Easterly or variable force 2 to 4. Soon becoming easterly force 3 or 4. Later increasing east to southeast or variable force 3 to 5.
Weather: Cloudy to fair with scattered showers, chance of thunder. Becoming cloudy later.
Visibility: Good, decreasing moderate or poor in precipitation.
Forecast for Erris Head to Malin Head to Strangford Lough
Wind: Mainly east to southeast force 3 to 5. Soon increasing force 4 to 5, locally force 6 for northwest areas. Later moderating force 3 or 4.
Weather: Mostly fair.
Visibility: Good.
Outlook for a further 24 hours until 18:00, Wednesday 26 August 2026
Moderate to fresh easterly winds, increasing fresh or strong in northern and eastern areas. Occasional rain or showers feeding up from the south turning heavy or thundery at times.
Forecast issued at: 17:00, Monday 24 August 2026
All times are local unless specified
