A southeasterly and mostly variable flow prevails over the North-East of the basin. Over the North-West, it is southwesterly, moderate and mostly variable. Over the South, it is northwesterly, moderate and mostly variable.
For Portsall :
Warning moderate gale offshore.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.
Skies changeable to very cloudy. Risk of some spots of rain in the morning, light showers in the afternoon. In the evening, overcast skies with risk of thundery outbreaks.
Heavy showers. SW force 3 freshening force 5 in the middle of the day then S force 6. Gusts reaching 35 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from WNW. Visibility reduced by mist becoming excellent in the middle of the day.