Sea Area Forecast
Forecast valid from: 05:00, Monday 31 August 2026 until 06:00, Monday 31 August 2026
Small Craft Warning
Northwest winds will reach force 6 at times this morning on Irish coasts from Erris Head to Howth Head to Hook Head, becoming mostly confined to northeastern coasts by early afternoon.
Southwest winds will reach force 6 at times this afternoon, evening and tonight on coasts from Slyne Head to Erris Head to Fair Head.
Gale Warning
Nil.
Atlantic Swell
No.
Meteorological Situation at 03:00 UTC
A fresh northwest airflow over Ireland will back westerly, as a depression of 1000 hPa southwest of Iceland, tracks southeastwards, with its associated fronts approaching the northwest of the country.
Small Craft Warning: In effect
Heavy Swell (>4m) : yes
Forecast for Malin Head to Howth Head to Roches Point and for the Irish Sea
Wind: Northwest force 5 or 6 and gusty. Soon decreasing west to northwesterly force 4 to 6. Backing west to southwest force 4 or 5 later.
Weather: Cloudy to fair with isolated showers.
Visibility: Good. Decreasing moderate to poor in any showers.
Forecast for Roches Point to Erris Head to Malin Head
Wind: Northwest force 5 or 6. Decreasing westerly force 4 or 5 imminent. Soon backing west to southwest force 4 to 6, strongest in the north and northwest.
Weather: Cloudy to fair with isolated showers. Showery rain developing in the west and north soon.
Visibility: Good. Decreasing moderate to poor in rain or showers.
Outlook for a further 24 hours until 06:00, Wednesday 02 September 2026
Moderate to fresh southwest winds, strong at times in the north. Winds easing light variable for a time along the north coast. Strengthening southerly winds spreading from the southwest later. Occasional rain or showers becoming widespread.
Forecast issued at: 05:00, Monday 31 August 2026
All times are local unless specified
