A southerly and very variable flow prevails over the whole area.
For Pornic : No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Clear skies or light cloud. Sun hazing over from time to time.No precipitation.In the evening, fair weather with mostly clear skies. ENE force 3 turning WSW in the middle of the day then WNW. Gusts reaching 15 knots in the middle of the day. Smooth sea. Low, short swell from W. Excellent visibility.
semaphore stations
Station Pte De Chemoulin located 20 km from Pornic