A westerly, moderate and very variable flow prevails over the whole area.
For Pornichet : No gale warning.
The reliability of the situation is assessed at 80%.
Very cloudy skies to overcast.No precipitation.In the evening, cloudy spells, sometimes dense. No precipitation. WNW wind force 3 from the middle of the day. Gusts reaching 17 knots in the evening. Smooth to slight sea. Low, short swell from WSW. Excellent visibility.
semaphore stations
Station Pte De Chemoulin located 5 km from Pornichet