Sea Area Forecast
Forecast valid from: 06:00, Friday 19 September 2025 until 06:00, Saturday 20 September 2025
Small Craft Warning
1. Southwest winds will continue to reach force 6 this morning and afternoon (Friday) on Irish coasts from Rossan Point to Bloody Foreland to Malin Head. 2. Southwest winds will also continue to reach force 6 or higher this morning (Friday) on Irish coasts from Howth Head to Wicklow Head to Hook Head.
Gale Warning
Nil
Meteorological Situation at 03:00 UTC
A depression of 988hPa centred around 230 nautical miles northwest of Erris Head generates a mostly moderate to strong south to southwest airflow over Ireland. Associated frontal troughs are slow-moving over the country.
Small Craft Warning: In effect
Heavy Swell (>4m) : Nil
Forecast for Irish coastal waters from Fair Head to Carnsore Point to Valentia and for the Irish Sea
Wind: Mainly south to southwest force 4 to 6 and gusty, occasionally force 7 at first on the Irish Sea, but locally variable force 3 or less west of Roches Point. Soon decreasing southwest or variable force 2 to 4. Later becoming northerly or variable and increasing force 4 to 6 between Howth Head and Dungarvan towards the end of the period.
Weather: Cloudy with rain and drizzle, heavy at times. Mist and fog patches too.
Visibility: Moderate or poor in precipitation, mist and fog.
Forecast for Irish coastal waters from Valentia to Erris Head to Fair Head
Wind: Southwest force 4 to 6 and gusty. Soon decreasing force 4 or 5. Later decreasing force 3 to 4 and becoming cyclonic variable force 2 to 4 at the end of the period.
Weather: Fair apart from isolated showers and mist patches on Friday. Scattered showers developing early on Saturday.
Visibility: Mostly good outside of showers and mist patches.
Outlook for a further 24 hours until 06:00, Sunday 21 September 2025
Fresh to strong north to northeast winds in the southeast initially, with strong to near gale north to northeast winds developing in the northwest on Saturday morning. Winds gradually increasing fresh to strong or near gale north to northeast on all coasts through the rest of the period. Weather; Rain and drizzle in southeast. Otherwise fair to cloudy with showers spreading from the northwest on Saturday some heavy with isolated thunderstorms possible.
Forecast issued at: 06:00, Friday 19 September 2025
All times are local unless specified
