A westerly, moderate and mostly variable flow prevails over the whole area.
For Merrien :
No gale warning.
The reliability of the situation is assessed at 90%.
Skies changeable to very cloudy. Some light showers in the morning, no precipitation in the afternoon. In the evening, good clear periods but lots of cloud, too.
Chance of light rain. W force 3 in the morning becoming WSW force 4 in the middle of the day. Gusts reaching 21 knots in the middle of the day. Slight sea. Low, short swell from SW. Good visibility becoming excellent in the middle of the day.