Sea Area Forecast
Forecast valid from: 11:00, Wednesday 21 January 2026 until 12:00, Thursday 22 January 2026
Small Craft Warning
1. East to southeast winds, becoming cyclonic variable will reach force 6 or higher today (Wednesday) on all Irish coasts.
2. On Thursday, East to southeast winds will reach force 6 or higher on Irish coasts from Malin Head to Belfast Lough to Howth Head.
3. On Thursday, Northwest winds will reach force 6 or higher on Irish coasts from Roches Point to Mizen Head to Loop Head.
Gale Warning
Nil
Atlantic Swell
On southern and western coasts on Thursday.
Meteorological Situation at 09:00 UTC
Low Pressure of 968hPa is centred approximately 150 nautical miles southwest of Mizen Head and extends a strong to gale force easterly air-flow over Ireland.
Gale Warning: In effect
Small Craft Warning: In effect
Heavy Swell (>4m) : yes
Forecast for Erris Head to Fair Head to Carnsore Point and for the Irish Sea
Wind: East to southeast force 6 or 7. Soon becoming southeast force 4 to 6.
Weather: Rain or showers. Areas of mist.
Visibility: Often moderate or poor.
Forecast for Carnsore Point to Roches Point to Mizen Head
Wind: South to southeast force 4 or 5. Soon becoming cyclonic variable force 4 to 6. Later becoming west to north-west force 5 or 6.
Weather: Rain or showers. Areas of mist.
Visibility: Often moderate or poor.
Forecast for Mizen Head to Slyne Head to Erris Head
Wind: East to northeast force 6 or 7. Soon becoming north to north-west force 4 to 6. Later becoming west to north-west force 5 to 7 between Mizen Head and Slyne Head, and variable force 2 to 4 between Slyne Head and Erris Head.
Weather: Rain or showers. Areas of mist.
Visibility: Often moderate or poor.
Outlook for a further 24 hours until 12:00, Friday 23 January 2026
Fresh to strong cyclonic variable winds, becoming fresh to strong east to north-east in direction on Friday. Weather: rain and showers with areas of mist and drizzle.
Forecast issued at: 11:00, Wednesday 21 January 2026
All times are local unless specified
