For Trevou-Treguignec :
No gale warning.
For the night from Tuesday to Wednesday NW wind force 2 continuing all night. Gusts reaching 17 knots in the early part of the night.
Slight sea. Low, fairly long swell from WNW. Good visibility becoming poor in the middle of the night. Daytime of Wednesday 19 august : Warning:reduced visibility early in the day.
Sunny spells with possibility of mist forming in the morning, cloudy spells, sometimes dense, in the afternoon. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, cloudy spells, sometimes dense.
Chance of light rain. NNW force 2 in the morning becoming N force 3 in the evening. Gusts reaching 18 knots in the evening. Slight sea. Low, fairly long swell from WNW. Poor visibility becoming excellent in the middle of the day.