A northwesterly, moderate and very variable flow prevails over the whole area.
For Trébeurden :
No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Clear periods developing. No precipitation. In the evening, light cloudy spells.
WNW wind force 4 from the middle of the day. Gusts reaching 19 knots in the middle of the day. Slight sea. Low, short swell from W then from NNE in the evening. Good visibility becoming excellent in the evening.