Sea Area Forecast
Forecast valid from: 12:00, Tuesday 02 December 2025 until 12:00, Wednesday 03 December 2025
Small Craft Warning
Southwest to west winds will reach force 6 or higher at times today (Tuesday) and tonight on all Irish coasts.
Gale Warning
Nil
Atlantic Swell
On Atlantic coasts today (Tuesday), tonight and for a time tomorrow morning.
Meteorological Situation at 09:00 UTC
A depression of 975 hPa centred approximately 250 nautical miles northwest of Rossan Point generates a fresh to strong southwesterly airflow over Ireland. Troughs are embedded in the flow.
Small Craft Warning: In effect
Heavy Swell (>4m) : yes
Forecast for Irish coastal waters from Valentia to Rossan Point to Fair Head
Wind: Southwesterly force 5 or 6, occasionally reaching force 7. Soon veering west to southwest. Later decreasing force 4 or 5, occasionally reaching force 6.
Weather: Cloudy to fair with scattered showers, turning heavy at times with a possibility of hail and isolated thunderstorms.
Visibility: Good, decreasing moderate or poor in precipitation.
Forecast for Irish coastal waters from Fair Head to Carnsore Point to Valentia and for the Irish Sea
Wind: South to southwest force 4 or 5, occasionally reaching force 6 and gusty.
Weather: Cloudy to fair with isolated showers, turning heavy at times with a slight possibility of hail and isolated thunderstorms.
Visibility: Good, decreasing moderate or poor in precipitation.
Outlook for a further 24 hours until 12:00, Thursday 04 December 2025
Moderate to fresh southwesterly winds will veer westerly and increase strong to near gale and gusty on Wednesday night. Becoming strong to near gale, occasionally reaching gale force, west to southwest winds on Thursday morning, decreasing moderate southwesterly winds elsewhere. Weather: Cloud and rain extending from the west on Wednesday afternoon. Becoming fair to cloudy with scattered showers and a chance of hail and isolated thunderstorms on Thursday morning.
Forecast issued at: 12:00, Tuesday 02 December 2025
All times are local unless specified
