Sea Area Forecast
Forecast valid from: 18:00, Monday 01 September 2025 until 18:00, Tuesday 02 September 2025
Small Craft Warning
Southwest to west winds will reach force 6 on Irish coasts from Erris Head to Bloody Foreland to Fair Head this evening and for a time tonight (Monday).
Gale Warning
Nil
Meteorological Situation at 15:00 UTC
Low Pressure 981hPa centred 150 nautical miles north of Malin Head extends a fresh and unstable westerly air-flow over Ireland.
Small Craft Warning: In effect
Heavy Swell (>4m) : Nil
Forecast for Irish coastal waters from Carlingford Lough to Howth Head to Carnsore Point and for the Irish Sea
Wind: Southwest force 5 or 6. Soon decreasing southwest force 3 or 4. Later decreasing south or variable force 2 to 4.
Weather: Scattered showers, some heavy.
Visibility: Generally good, reducing moderate to poor in showers.
Forecast for Irish coastal waters from Carnsore Point to Roche's Point to Valentia
Wind: Southwest to west force 4 or 5 and gusty. Becoming southwest force 3 or 4 imminent. Soon becoming cyclonic variable force 2 to 4. Later becoming west to northwest force 3 to 5. Becoming southwest force 4 or 5 by Tuesday evening.
Weather: Scattered showers, some heavy. Outbreaks of rain with some drizzle and mist developing later.
Visibility: Generally good, reducing moderate to poor in showers. Decreasing moderate to poor in precipitation later.
Forecast for Irish coastal waters from Valentia to Bloody Foreland to Carlingford Lough
Wind: West to southwest force 5 or 6. Soon decreasing southwest to west force 3 or 4. Later becoming southwest to south force 3 or 4.
Weather: Scattered showers, some heavy.
Visibility: Generally good, reducing moderate to poor in showers.
Outlook for a further 24 hours until 18:00, Wednesday 03 September 2025
Moderate to fresh southerly or cyclonic variable winds at first. Fresh to strong northwest winds developing by Wednesday afternoon. Weather: outbreaks of rain will clear eastwards to scattered showers during Wednesday afternoon.
Forecast issued at: 18:00, Monday 01 September 2025
All times are local unless specified
