High 1021 hPa centered at 100 nautical miles in the South-West of the Île de Sein moving at 26 knots to the East-North-East to be centered on East Channel.
For Jonville :
No gale warning.
We are 90% sure of the situation, because the atmosphere might not be as stable as forecast.
Overcast with reduced visibility in the morning, very cloudy in the afternoon. The risk of seeing rain will remain low. In the evening, good clear periods but cloud building.
No precipitation. W force 2 in the morning turning NE in the middle of the day. Gusts reaching 10 knots in the evening. Rippled sea. Low, short swell from WNW. Visibility reduced by mist becoming poor in the middle of the day then reduced by fog.