High 1029 hPa centered at 250 nautical miles in the West-North-West of Cape Finisterre (Spain) moving at 47 knots to the East-North-East to be centered on Normandy.
For Saint-Guénolé :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Overcast with reduced visibility in the morning, cloud largely disappearing in the afternoon. Drizzle in the morning, light showers dying away progressively in the afternoon. In the evening, hazy cloud giving way to increasingly brighter skies.
No precipitation. WSW force 4 turning WNW in the middle of the day then NW force 3. Gusts reaching 23 knots in the morning. Moderate sea. Low, fairly long swell from W then moderate in the middle of the day then from WSW. Visibility reduced by mist becoming poor in the middle of the day then poor.