Low 989 hPa centered at 190 nautical miles in the South of Fastnet Rock (South-West Ireland) moving at 33 knots to the East-North-East and dropping to 977 hPa to be centered on East Channel.
For Plage de Grannec :
Warning strong gale offshore.
We are 80% sure of the situation, because the winds may be stronger than forecast.
Overcast skies with storms likely in the morning, very cloudy with possibility of thunder storms in the afternoon. Showers all day. In the evening, very cloudy with risk of storms.
Light showers. W force 7 in the morning becoming WNW force 6 in the evening. Gusts reaching 50 knots in the morning. Rough sea. Low, short swell from NNW then moderate, fairly long swell in the evening. Excellent visibility.