Sea Area Forecast
Forecast valid from: 00:00, Friday 31 October 2025 until 00:00, Saturday 01 November 2025
Small Craft Warning
Southerly winds will reach force 6 or higher at times tomorrow (Friday) on all Irish coasts.
Gale Warning
1. Southerly winds will reach gale force 8 on Irish coastal waters from Valentia to Slyne Head to Malin Head at times tonight (Thursday). 2. Southerly winds will reach gale force 8 on Irish coastal waters from Slyne Head to Fair Head to Roches Point and on the Irish Sea at times tomorrow (Friday).
Atlantic Swell
Yes, on southern, western and northwestern coasts.
Meteorological Situation at 21:00 UTC
A depression of 955hPa centred off the northwest coast of Ireland generates a near gale force to gale force southerly airflow over country. The associated cold front clears the northeast of the country.
Gale Warning: In effect
Small Craft Warning: In effect
Heavy Swell (>4m) : yes
Forecast for Irish coastal waters from Mizen Head to Slyne Head to Malin Head
Wind: South to southwest near gale force 7 or gale force 8, possibly touching strong gale force 9 at times. Imminent decreasing force 6 or near gale force 7 south of Slyne Head. Soon decreasing force 6 or 7. Later increasing near gale force 7 or gale force 8 north of Slyne Head before decreasing west to southwest force 4 to 6 everywhere by the end of the period.
Weather: Mostly fair with scattered showers, some heavy with isolated thunderstorms. Cloudy with more persistent outbreaks of rain at times in the south.
Visibility: Decreasing moderate or poor in precipitation, otherwise good.
Forecast for Irish coastal waters from Malin Head to Carnsore Point to Mizen Head and for the Irish Sea
Wind: Southerly force 6 or near gale force 7. Soon reaching gale force 8 at times. Later decreasing south to southwest force 5 or 6, before increasing force 6 or near gale force 7 south of Belfast Lough and touching gale force 8 at times.
Weather: Mostly fair with scattered showers, some heavy with isolated thunderstorms. Cloud with more persistent outbreaks of rain at times soon and later.
Visibility: Decreasing moderate or poor in precipitation, otherwise good.
Outlook for a further 24 hours until 00:00, Sunday 02 November 2025
Strong to near gale force and gusty southwest to west winds, occasionally touching gale force 8. Gradually decreasing mostly fresh to strong through the day. Weather: Becoming mostly fair with scattered showers, some of which will be heavy with hail and thunder possible.
Forecast issued at: 00:00, Friday 31 October 2025
All times are local unless specified
