A northerly and variable flow prevails over the North-East of the basin. Over the South and the West, it is easterly, very strong and very variable.
For Portnoo :
No gale warning.
The reliability of the situation is very good.
Fair weather with mostly clear skies. In the evening, cloudy spells, sometimes dense.
No precipitation. ESE wind force 5 from the middle of the day. Gusts reaching 29 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from WNW. Excellent visibility.