A westerly, strong and very variable flow prevails over the whole area.
For Tregastel :
Warning strong breeze offshore.
The reliability of the situation is assessed at 85%.
Very cloudy skies with short clear spells. Some light showers in the morning, light rain gradually becoming less frequent in the afternoon. In the evening, very cloudy skies to overcast.
No precipitation. SW force 4 in the morning becoming WSW force 5 in the middle of the day. Gusts reaching 30 knots in the middle of the day. Slight sea becoming moderate in the middle of the day. Low, fairly long swell from WNW then moderate in the middle of the day then from WNW. Poor visibility becoming good in the middle of the day then excellent.