For Golfe de Porto Novo :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, fair weather with mostly clear skies.
WSW force 3 in the morning becoming force 4 in the middle of the day. Gusts reaching 28 knots in the middle of the day. Rippled sea becoming smooth in the middle of the day. Low, short swell from SW. Good visibility becoming excellent in the middle of the day.