High 1025 hPa centered at 40 nautical miles in the North-West of Ouessant moving at 12 knots to the East to be centered on West Channel.
For Ploumanac"h :
No gale warning.
The reliability of the situation is poor.
For the night from Monday to Tuesday S force 1 in the early part of the night turning SW force 2. Gusts reaching 13 knots at the end of the night.
Smooth to slight sea. Low, short swell from WNW. Visibility reduced by fog becoming reduced by fog in the middle of the night then reduced by mist. Daytime of Tuesday 15 september : Warning:reduced visibility early in the day.
Cloudy with risk of fog in the morning, good clear periods with lots of cloud in the afternoon. Risk of some spots of rain in the morning, possibility of showers in the afternoon. In the evening, lots of good clear periods.
No precipitation. WSW force 3 turning WNW force 4 in the middle of the day then NW. Gusts reaching 25 knots in the evening. Slight sea. Low, short swell from WNW. Visibility reduced by mist becoming excellent in the middle of the day.