Sea Area Forecast

Forecast valid from: 11:00, Monday 24 August 2026 until 12:00, Tuesday 25 August 2026

Small Craft Warning

Easterly winds will reach force 6 for a time tonight (Monday night) on Irish coasts between Wicklow Head and Carsnore Point.

Gale Warning

nil

Meteorological Situation at 09:00 UTC

An anticyclone of 1029hPa centred over the North Sea, maintains a mostly light to moderate easterly airflow across Ireland. A slack area of low pressure in the Bay of Bisacy will begin to move northwards later.

Small Craft Warning: In effect

Heavy Swell (>4m) : No

Wave Height Forecast

Forecast for Strangford Lough to Carnsore Point to Valentia and for the Irish Sea

Wind: Mainly east to northeast force 3 to 5, strongest for southern areas. Soon increasing force 4 to 5. Later further increasing force 4 to 6.

Weather: Fair to cloudy with well scattered showers, especially for the southwest.

Visibility: Mostly good.

Forecast for Valentia to Slyne Head to Erris Head

Wind: Easterly or variable force 2 to 4. Later increasing easterly force 4 or 5.

Weather: Mostly fair. Cloudy later with isolated showers.

Visibility: Mostly good.

Forecast for Erris Head to Malin Head to Strangford Lough

Wind: Mainly east to southeast force 3 or 4. Later increasing force 4 to 5. Locally, force 6 for northwest areas, towards the end of the period.

Weather: Mostly fair.

Visibility: Good.

Outlook for a further 24 hours until 12:00, Wednesday 26 August 2026

Moderate to fresh easterly winds, becoming mostly fresh to strong for a time Tuesday evening and night. Weather: Showery outbreaks of rain will move up from the south during Tuesday with possible thundery falls later Tuesday into Wednesday.

Forecast issued at: 11:00, Monday 24 August 2026

All times are local unless specified