A southwesterly, very strong and very variable flow prevails over the whole area.
For La Guérinière :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Clear skies. In the evening, relatively clear skies becoming changeable.
S wind force 5 from the middle of the day. Gusts reaching 29 knots in the evening. Slight sea. Low, fairly long swell from WSW. Excellent visibility.