Low 974 hPa centered to the South-West of Ireland moving at 35 knots to the East-South-East to be centered on East Channel.
For Grève Ralevy :
Warning strong breeze offshore.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Cloudy spells, dense at times in the morning, overcast skies in the afternoon. Some showers in the morning, drizzle followed by showers in the afternoon. In the evening, overcast skies.
Showers. WSW force 5 in the morning temporarily SSW force 4 in the middle of the day. Gusts reaching 38 knots in the evening. Rough sea. Moderate, fairly long swell from WNW. Excellent visibility becoming good in the middle of the day then excellent.