A northeasterly and very variable flow prevails over the whole area.
For Trevou-Treguignec :
No gale warning.
The reliability of the situation is poor.
For the night from Tuesday to Wednesday WNW force 4 becoming force 3 in the middle of the night then NW force 2. Gusts reaching 25 knots in the early part of the night.
Slight sea. Low, short swell from WNW. Excellent visibility becoming poor at the end of the night. Daytime of Wednesday 16 september : Improving during the day:the sky will clear.
Good clear periods alternating with cloudy spells, rather dense in the morning. Risk of some spots of rain in the morning, possibility of showers in the afternoon. In the evening, light cloudy spells.
NW wind force 3 continuing all day. Gusts reaching 19 knots in the morning. Slight sea. Low, short swell from NW. Visibility reduced by mist becoming excellent in the middle of the day then poor.