Sea Area Forecast
Forecast valid from: 06:00, Sunday 13 July 2025 until 06:00, Monday 14 July 2025
Small Craft Warning
Nil
Gale Warning
Nil
Meteorological Situation at 03:00 UTC
Ireland lies in a light to moderate southeasterly airflow with an anticyclone of 1025 hPa over northern Norway and complex low pressure in the mid-Atlantic. A cold front approaches from the southwest.
Heavy Swell (>4m) : Nil
Forecast for Irish coastal waters from Erris Head to Fair Head to Howth Head and for the north Irish Sea
Wind: East to southeast or variable force 3 to 5, later increasing force 4 to 6. Later veering west to northwest force 3 to 5 between Erris Head and Rossan Point.
Weather: Fair or fine. Soon cloudy or fair, with heavy and thundery showers in the northwest, extending to all areas later.
Visibility: Good, becoming moderate or poor in showers.
Forecast for Irish coastal waters from Howth Head to Hook Head to Valentia and for the south Irish Sea
Wind: East to southeast or variable force 2 to 4, occasionally increasing force 5 on the Irish Sea. Later becoming south to southwest or variable force 2 to 4. Becoming southerly to westerly force 4 to 6 towards the end of the period.
Weather: Fair or fine. Mist and fog in the southwest. Cloudy or fair with showers in the southwest imminent, soon extending across the south. Isolated thunder possible.
Visibility: Moderate or poor in precipitation, mist and fog.
Forecast for Irish coastal waters from Valentia to Slyne Head to Erris Head
Wind: East to southeast or variable force 3 to 5. Soon becoming south to southwest or variable force 4 to 6. Later becoming cyclonic force 4 to 6.
Weather: Fair or fine. Mist and fog in the southwest. Cloudy or fair with showers in the southwest imminent. Soon cloudy with rain, heavy and thundery at times.
Visibility: Moderate or poor in precipitation, mist and fog.
Outlook for a further 24 hours until 06:00, Tuesday 15 July 2025
Moderate to strong cyclonic winds. Increasing strong to near gale force southwest to west in the south and southwest from Monday afternoon. Weather: Rain or showers, heavy at times. Thunderstorms possible.
Forecast issued at: 06:00, Sunday 13 July 2025
All times are local unless specified
