A westerly, strong and very variable flow prevails over the whole area.
For Plage de Trémazan :
No gale warning.
The reliability of the situation is assessed at 90%.
Cloud and long sunny periods. Light showers. In the evening, cloudy spells, sometimes dense.
Chance of light rain. W force 4 in the middle of the day becoming force 3 in the evening. Gusts reaching 20 knots in the evening. Rough sea. Moderate, long swell from WNW. Excellent visibility.